Earthquakes Home | J1 Radio Home Page | REC Networks Home Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks 02:12 JST 01 May 2011 Ibaraki-ken Oki 10 km 5.0 36.4 N 141.0 E 3 No tsunami alerts 03:07 JST 01 May 2011 Miyagi-ken Oki 50 km 3.6 38.8 N 142.0 E 1 No tsunami alerts 07:04 JST 01 May 2011 Chiba-ken Toho-oki 30 km 3.4 35.8 N 141.0 E 1 No tsunami alerts 07:48 JST 01 May 2011 Fukushima-ken Hamadori 10 km 3.5 36.9 N 140.8 E 1 No tsunami alerts 08:04 JST 01 May 2011 Iwate-ken Oki 30 km 3.8 39.5 N 142.3 E 1 No tsunami alerts 08:08 JST 01 May 2011 Ibaraki-ken Oki 20 km 4.4 36.4 N 141.0 E 2 No tsunami alerts 08:24 JST 01 May 2011 Ibaraki-ken Oki 20 km 4.3 36.4 N 141.0 E 2 No tsunami alerts 09:02 JST 01 May 2011 Fukushima-ken Hamadori 10 km 4.2 37.1 N 140.9 E 3 No tsunami alerts 10:27 JST 01 May 2011 Ibaraki-ken Oki 30 km 4.4 36.0 N 140.9 E 3 No tsunami alerts 10:45 JST 01 May 2011 Saitama-ken Nambu 90 km 4.1 35.9 N 139.8 E 3 No tsunami alerts 10:56 JST 01 May 2011 Fukushima-ken Oki 40 km 4.1 37.2 N 141.5 E Unkn No tsunami alerts 10:59 JST 01 May 2011 Fukushima-ken Hamadori very shallow 2.7 37.1 N 140.8 E 1 No tsunami alerts 11:22 JST 01 May 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.9 E 2 No tsunami alerts 11:26 JST 01 May 2011 Ibaraki-ken Hokubu very shallow 2.8 36.7 N 140.7 E 1 No tsunami alerts 11:31 JST 01 May 2011 Miyagi-ken Chubu 10 km 2.5 38.3 N 140.7 E 1 No tsunami alerts 11:44 JST 01 May 2011 Yamagata-ken Okitama-chiho 10 km 3.0 37.8 N 140.0 E 1 No tsunami alerts 11:48 JST 01 May 2011 Fukushima-ken Oki 30 km 4.6 37.4 N 141.2 E 4 No tsunami alerts 12:26 JST 01 May 2011 Fukushima-ken Oki 50 km 4.2 37.1 N 141.2 E 2 No tsunami alerts 12:28 JST 01 May 2011 Miyagi-ken Oki 50 km 4.1 37.9 N 142.1 E 1 No tsunami alerts 12:37 JST 01 May 2011 Fukushima-ken Hamadori 10 km 3.8 37.1 N 140.7 E 3 No tsunami alerts 12:57 JST 01 May 2011 Miyagi-ken Chubu 10 km 2.4 38.3 N 140.7 E 1 No tsunami alerts 13:40 JST 01 May 2011 Fukushima-ken Hamadori 10 km 3.4 37.0 N 140.7 E 1 No tsunami alerts 14:06 JST 01 May 2011 Fukushima-ken Oki 10 km 4.4 37.5 N 141.3 E 3 No tsunami alerts 14:12 JST 01 May 2011 Fukushima-ken Oki 20 km 3.3 36.9 N 141.1 E 1 No tsunami alerts 15:51 JST 01 May 2011 Chiba-ken Hokuseibu 30 km 2.5 35.5 N 140.2 E 1 No tsunami alerts 16:04 JST 01 May 2011 Ibaraki-ken Oki 10 km 4.5 36.0 N 141.1 E 2 No tsunami alerts 18:14 JST 01 May 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.8 E 1 No tsunami alerts 18:32 JST 01 May 2011 Miyagi-ken Oki 50 km 3.8 38.6 N 141.9 E 2 No tsunami alerts 18:36 JST 01 May 2011 Ibaraki-ken Hokubu 30 km 4.0 36.6 N 140.6 E 3 No tsunami alerts 19:22 JST 01 May 2011 Ibaraki-ken Oki 30 km 4.4 36.0 N 140.9 E 2 No tsunami alerts 19:23 JST 01 May 2011 Fukushima-ken Oki 30 km 4.0 37.1 N 141.6 E 1 No tsunami alerts 19:31 JST 01 May 2011 Ibaraki-ken Hokubu 20 km 3.4 36.7 N 140.6 E 1 No tsunami alerts 19:35 JST 01 May 2011 Iwate-ken Oki 30 km 4.2 39.0 N 142.4 E 1 No tsunami alerts 20:01 JST 01 May 2011 Fukushima-ken Hamadori very shallow 3.4 37.1 N 140.9 E 2 No tsunami alerts 20:47 JST 01 May 2011 Miyagi-ken Oki 60 km 3.8 38.5 N 141.9 E 1 No tsunami alerts 21:12 JST 01 May 2011 Akita-ken Nairiku-nambu 10 km 2.5 39.5 N 140.4 E 2 No tsunami alerts 21:30 JST 01 May 2011 Akita-ken Nairiku-nambu 10 km 2.5 39.5 N 140.5 E 2 No tsunami alerts 21:55 JST 01 May 2011 Iwate-ken Oki 50 km 3.6 39.7 N 142.1 E 1 No tsunami alerts 00:51 JST 02 May 2011 Fukushima-ken Hamadori 20 km 3.3 37.0 N 140.8 E 1 No tsunami alerts 02:26 JST 02 May 2011 Iwate-ken Oki 50 km 3.1 39.7 N 142.1 E 1 No tsunami alerts 03:36 JST 02 May 2011 Fukushima-ken Hamadori 10 km 3.3 37.0 N 140.7 E 1 No tsunami alerts 04:04 JST 02 May 2011 Akita-ken Nairiku-nambu 20 km 2.1 39.6 N 140.6 E 1 No tsunami alerts 04:59 JST 02 May 2011 Fukushima-ken Hamadori 20 km 4.0 37.0 N 140.7 E 2 No tsunami alerts 06:59 JST 02 May 2011 Fukushima-ken Hamadori very shallow 2.6 37.1 N 140.8 E 1 No tsunami alerts 07:05 JST 02 May 2011 Miyagi-ken Oki 40 km 3.8 38.4 N 142.3 E 1 No tsunami alerts 07:14 JST 02 May 2011 Chiba-ken Hokuseibu 20 km 2.8 35.5 N 140.2 E 1 No tsunami alerts 08:02 JST 02 May 2011 Amami-oshima Kinkai 10 km 4.0 28.7 N 129.6 E 2 No tsunami alerts 08:25 JST 02 May 2011 Fukushima-ken Oki 40 km 4.2 37.8 N 141.7 E 2 No tsunami alerts 08:52 JST 02 May 2011 Ibaraki-ken Hokubu 10 km 3.5 36.7 N 140.7 E 3 No tsunami alerts 09:17 JST 02 May 2011 Ibaraki-ken Hokubu very shallow 2.6 36.7 N 140.7 E 1 No tsunami alerts 09:18 JST 02 May 2011 Ibaraki-ken Nambu 50 km 3.0 36.2 N 139.8 E 1 No tsunami alerts 09:38 JST 02 May 2011 Iwate-ken Oki 40 km 3.9 39.8 N 142.4 E 1 No tsunami alerts 09:38 JST 02 May 2011 Ibaraki-ken Hokubu 10 km 3.7 36.7 N 140.7 E 2 No tsunami alerts 09:49 JST 02 May 2011 Ibaraki-ken Oki 40 km 3.8 36.3 N 141.0 E 2 No tsunami alerts 10:17 JST 02 May 2011 Ibaraki-ken Nambu 50 km 3.3 36.1 N 139.8 E 1 No tsunami alerts 10:33 JST 02 May 2011 Fukushima-ken Nakadori 10 km 3.0 37.0 N 140.5 E 1 No tsunami alerts 11:09 JST 02 May 2011 Fukushima-ken Oki 40 km 4.5 37.6 N 141.7 E 3 No tsunami alerts 11:48 JST 02 May 2011 Fukushima-ken Hamadori 20 km 2.7 37.0 N 140.6 E 1 No tsunami alerts 12:17 JST 02 May 2011 Fukushima-ken Hamadori 10 km 3.7 37.0 N 140.6 E 3 No tsunami alerts 13:15 JST 02 May 2011 Fukushima-ken Hamadori very shallow 2.8 37.1 N 140.7 E 1 No tsunami alerts 15:09 JST 02 May 2011 Kushiro Oki 40 km 3.8 42.9 N 145.5 E 2 No tsunami alerts 15:25 JST 02 May 2011 Iwate-ken Oki 40 km 3.6 39.9 N 142.4 E 1 No tsunami alerts 15:44 JST 02 May 2011 Ibaraki-ken Oki 50 km 3.8 36.4 N 140.9 E 2 No tsunami alerts 16:55 JST 02 May 2011 Ibaraki-ken Oki 30 km 4.0 36.6 N 140.9 E 3 No tsunami alerts 18:10 JST 02 May 2011 Ibaraki-ken Nambu 50 km 3.0 36.1 N 139.9 E 1 No tsunami alerts 18:53 JST 02 May 2011 Fukushima-ken Oki 40 km 4.1 37.1 N 141.5 E 2 No tsunami alerts 20:29 JST 02 May 2011 Miyagi-ken Oki 50 km 4.2 38.6 N 141.9 E 3 No tsunami alerts 21:36 JST 02 May 2011 Miyagi-ken Oki 40 km 4.7 38.3 N 142.2 E 2 No tsunami alerts 22:34 JST 02 May 2011 Ibaraki-ken Hokubu 10 km 3.2 36.6 N 140.6 E 2 No tsunami alerts 22:57 JST 02 May 2011 Fukushima-ken Hamadori 20 km 3.0 37.0 N 140.6 E 1 No tsunami alerts 00:14 JST 03 May 2011 Ibaraki-ken Oki 40 km 3.7 36.7 N 141.1 E 1 No tsunami alerts 01:06 JST 03 May 2011 Ibaraki-ken Oki 30 km 3.0 36.0 N 140.8 E 1 No tsunami alerts 01:44 JST 03 May 2011 Fukushima-ken Hamadori 20 km 3.2 37.0 N 140.6 E 1 No tsunami alerts 02:18 JST 03 May 2011 Miyagi-ken Chubu 10 km 2.4 38.3 N 140.7 E 1 No tsunami alerts 02:44 JST 03 May 2011 Fukushima-ken Oki 40 km 4.0 37.2 N 141.6 E 1 No tsunami alerts 03:35 JST 03 May 2011 Ibaraki-ken Nambu 50 km 3.0 36.2 N 139.8 E 1 No tsunami alerts 05:01 JST 03 May 2011 Ibaraki-ken Oki 40 km 4.1 36.7 N 141.1 E 2 No tsunami alerts 05:15 JST 03 May 2011 Tsugaru-kaikyo 10 km 3.5 41.4 N 141.3 E 2 No tsunami alerts 05:31 JST 03 May 2011 Fukushima-ken Oki 30 km 4.4 37.2 N 141.4 E 2 No tsunami alerts 06:26 JST 03 May 2011 Iwate-ken Oki 30 km 4.9 40.1 N 142.7 E 3 No tsunami alerts 07:06 JST 03 May 2011 Osaka-fu Nambu very shallow 2.9 34.3 N 135.2 E 2 No tsunami alerts 08:22 JST 03 May 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.6 33.0 N 130.7 E 1 No tsunami alerts 08:46 JST 03 May 2011 Iwate-ken Oki 30 km 3.6 39.1 N 142.4 E 1 No tsunami alerts 09:10 JST 03 May 2011 Miyagi-ken Oki 30 km 3.9 38.9 N 142.4 E 1 No tsunami alerts 11:13 JST 03 May 2011 Fukushima-ken Hamadori 20 km 3.7 36.9 N 140.7 E 2 No tsunami alerts 12:25 JST 03 May 2011 Fukushima-ken Hamadori 10 km 3.1 37.0 N 140.7 E 1 No tsunami alerts 12:58 JST 03 May 2011 Ibaraki-ken Oki 30 km 4.0 36.8 N 141.2 E 1 No tsunami alerts 13:28 JST 03 May 2011 Nagano-ken Chubu very shallow 3.1 36.1 N 137.6 E 1 No tsunami alerts 14:26 JST 03 May 2011 Chiba-ken Nanto-oki 40 km 4.1 34.9 N 140.4 E 2 No tsunami alerts 15:22 JST 03 May 2011 Ibaraki-ken Oki very shallow 4.4 35.8 N 141.4 E 1 No tsunami alerts 19:26 JST 03 May 2011 Ibaraki-ken Oki 20 km 4.1 36.6 N 141.9 E 1 No tsunami alerts 20:44 JST 03 May 2011 Fukushima-ken Oki 50 km 4.3 37.5 N 141.4 E 2 No tsunami alerts 20:52 JST 03 May 2011 Niigata-ken Chuetsu-chiho 10 km 3.0 37.0 N 138.6 E 2 No tsunami alerts 22:36 JST 03 May 2011 Miyagi-ken Oki 40 km 4.7 38.8 N 142.0 E 3 No tsunami alerts 22:35 JST 03 May 2011 Ibaraki-ken Hokubu 20 km 2.6 36.7 N 140.7 E 1 No tsunami alerts 22:57 JST 03 May 2011 Fukushima-ken Hamadori 20 km 4.5 37.0 N 140.6 E 4 No tsunami alerts 22:57 JST 03 May 2011 Fukushima-ken Hamadori 20 km 4.5 37.0 N 140.6 E 4 Intensity correction 23:02 JST 03 May 2011 Fukushima-ken Oki 20 km 3.7 37.2 N 141.3 E 1 No tsunami alerts 23:31 JST 03 May 2011 Miyagi-ken Oki 50 km 3.2 38.8 N 142.1 E 1 No tsunami alerts 23:53 JST 03 May 2011 Fukushima-ken Hamadori 10 km 3.7 37.0 N 140.9 E 2 No tsunami alerts 00:27 JST 04 May 2011 Chiba-ken Hokutobu 40 km 3.3 35.8 N 140.7 E 1 No tsunami alerts 00:37 JST 04 May 2011 Kii-suido 10 km 2.5 34.2 N 135.1 E 1 No tsunami alerts 00:45 JST 04 May 2011 Fukushima-ken Oki 40 km 4.0 37.2 N 141.5 E 1 No tsunami alerts 02:30 JST 04 May 2011 Fukushima-ken Oki 30 km 3.2 37.3 N 141.3 E 1 No tsunami alerts 02:54 JST 04 May 2011 Akita-ken Nairiku-nambu 10 km 2.6 39.5 N 140.5 E 1 No tsunami alerts 02:55 JST 04 May 2011 Fukushima-ken Hamadori 20 km 2.9 37.0 N 140.8 E 1 No tsunami alerts 03:40 JST 04 May 2011 Ibaraki-ken Oki 30 km 3.4 36.3 N 141.1 E 1 No tsunami alerts 03:52 JST 04 May 2011 Akita-ken Nairiku-nambu 10 km 3.0 39.6 N 140.6 E 2 No tsunami alerts 04:15 JST 04 May 2011 Miyagi-ken Nambu 10 km 3.8 38.0 N 140.6 E 2 No tsunami alerts 05:51 JST 04 May 2011 Iwate-ken Oki 30 km 3.3 39.1 N 142.4 E 1 No tsunami alerts 05:58 JST 04 May 2011 Fukushima-ken Oki 30 km 3.7 37.4 N 141.3 E 1 No tsunami alerts 06:28 JST 04 May 2011 Ibaraki-ken Nambu 50 km 3.6 36.2 N 139.9 E 1 No tsunami alerts 07:01 JST 04 May 2011 Miyagi-ken Oki 40 km 4.2 38.4 N 142.0 E 2 No tsunami alerts 08:06 JST 04 May 2011 Akita-ken Nairiku-nambu 20 km 2.6 39.5 N 140.4 E 2 No tsunami alerts 10:04 JST 04 May 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.7 E 1 No tsunami alerts 10:43 JST 04 May 2011 Fukushima-ken Oki 50 km 3.8 37.1 N 141.3 E 2 No tsunami alerts 11:38 JST 04 May 2011 Fukushima-ken Aizu 10 km 2.4 37.7 N 139.9 E 1 No tsunami alerts 12:47 JST 04 May 2011 Chiba-ken Hokutobu 50 km 3.5 35.9 N 140.6 E 1 No tsunami alerts 13:52 JST 04 May 2011 Ibaraki-ken Oki 10 km 3.8 36.0 N 141.2 E 1 No tsunami alerts 14:41 JST 04 May 2011 Aomori-ken Sampachi-Kamikita-chiho 90 km 4.5 40.8 N 141.4 E 3 No tsunami alerts 15:18 JST 04 May 2011 Fukushima-ken Hamadori 20 km 2.7 37.0 N 140.6 E 2 No tsunami alerts 15:59 JST 04 May 2011 Miyagi-ken Oki 40 km 3.8 38.7 N 142.2 E 1 No tsunami alerts 16:13 JST 04 May 2011 Saitama-ken Chichibu-chiho 10 km 3.1 35.9 N 139.0 E 2 No tsunami alerts 16:38 JST 04 May 2011 Ibaraki-ken Hokubu very shallow 3.2 36.7 N 140.6 E 2 No tsunami alerts 16:48 JST 04 May 2011 Ibaraki-ken Oki 30 km 3.7 36.5 N 141.1 E 1 No tsunami alerts 17:24 JST 04 May 2011 Fukushima-ken Oki 10 km 5.2 37.1 N 143.1 E 1 No tsunami alerts 17:38 JST 04 May 2011 Ibaraki-ken Hokubu 20 km 3.4 36.8 N 140.6 E 1 No tsunami alerts 17:40 JST 04 May 2011 Fukushima-ken Oki 30 km 3.2 37.2 N 141.3 E 1 No tsunami alerts 17:47 JST 04 May 2011 Ibaraki-ken Hokubu 20 km 3.9 36.8 N 140.6 E 3 No tsunami alerts 18:32 JST 04 May 2011 Fukushima-ken Hamadori very shallow 3.3 37.1 N 140.8 E 1 No tsunami alerts 20:02 JST 04 May 2011 Iwate-ken Oki 30 km 4.0 39.4 N 142.6 E 1 No tsunami alerts 20:43 JST 04 May 2011 Ibaraki-ken Oki 40 km 4.3 36.3 N 141.2 E 2 No tsunami alerts 21:15 JST 04 May 2011 Tochigi-ken Hokubu 10 km 2.4 36.9 N 139.4 E 1 No tsunami alerts 22:18 JST 04 May 2011 Miyagi-ken Oki 50 km 4.1 38.9 N 141.9 E 2 No tsunami alerts 00:09 JST 05 May 2011 Ibaraki-ken Hokubu 20 km 4.2 36.8 N 140.6 E Unkn No tsunami alerts 01:29 JST 05 May 2011 Fukushima-ken Oki 30 km 4.4 37.8 N 141.9 E 2 No tsunami alerts 01:34 JST 05 May 2011 Fukushima-ken Nakadori 20 km 2.7 36.9 N 140.4 E 2 No tsunami alerts 01:36 JST 05 May 2011 Wakayama-ken Hokubu 10 km 2.4 34.1 N 135.2 E 1 No tsunami alerts 02:36 JST 05 May 2011 Miyagi-ken Oki 40 km 4.1 38.2 N 142.2 E 1 No tsunami alerts 03:22 JST 05 May 2011 Shizuoka-ken Chubu 20 km 3.6 35.2 N 138.4 E 3 No tsunami alerts 04:05 JST 05 May 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.9 E 1 No tsunami alerts 04:13 JST 05 May 2011 Ibaraki-ken Oki 40 km 3.7 36.6 N 141.3 E 1 No tsunami alerts 05:53 JST 05 May 2011 Fukushima-ken Oki 40 km 3.4 37.1 N 141.3 E 1 No tsunami alerts 06:13 JST 05 May 2011 Miyagi-ken Oki 50 km 4.0 38.2 N 141.7 E 1 No tsunami alerts 06:39 JST 05 May 2011 Fukushima-ken Oki 10 km 4.4 37.2 N 142.4 E 1 No tsunami alerts 06:53 JST 05 May 2011 Fukushima-ken Oki 50 km 4.1 37.7 N 141.6 E 1 No tsunami alerts 07:53 JST 05 May 2011 Gumma-ken Hokubu 10 km 2.3 36.8 N 139.3 E 1 No tsunami alerts 08:18 JST 05 May 2011 Iwate-ken Oki 20 km 3.0 39.6 N 142.4 E 2 No tsunami alerts 10:39 JST 05 May 2011 Fukushima-ken Hamadori 10 km 3.5 37.2 N 141.0 E 2 No tsunami alerts 12:14 JST 05 May 2011 Niigata-ken Chuetsu-chiho 10 km 2.4 37.0 N 138.7 E 2 No tsunami alerts 12:55 JST 05 May 2011 Fukushima-ken Oki 40 km 3.8 36.9 N 141.2 E 1 No tsunami alerts 13:22 JST 05 May 2011 Ibaraki-ken Oki 50 km 3.4 36.6 N 141.1 E 1 No tsunami alerts 13:29 JST 05 May 2011 Ibaraki-ken Oki 30 km 3.7 36.0 N 140.8 E 1 No tsunami alerts 14:06 JST 05 May 2011 Chiba-ken Toho-oki 50 km 4.1 35.7 N 140.9 E 2 No tsunami alerts 14:12 JST 05 May 2011 Yamanashi-ken Chu-seibu 10 km 2.7 35.7 N 138.3 E 1 No tsunami alerts 14:14 JST 05 May 2011 Yamanashi-ken Chu-seibu 10 km 2.7 35.7 N 138.3 E 1 No tsunami alerts 15:43 JST 05 May 2011 Fukushima-ken Oki 50 km 3.2 37.5 N 141.5 E 1 No tsunami alerts 17:43 JST 05 May 2011 Miyagi-ken Chubu 10 km 2.8 38.3 N 140.7 E 1 No tsunami alerts 17:57 JST 05 May 2011 Iwate-ken Oki 30 km 3.9 39.2 N 142.4 E 1 No tsunami alerts 18:19 JST 05 May 2011 Gifu-ken Hida-chiho very shallow 2.4 36.1 N 137.4 E 1 No tsunami alerts 18:20 JST 05 May 2011 Iwate-ken Oki 30 km 4.2 39.1 N 142.5 E 1 No tsunami alerts 19:20 JST 05 May 2011 Ibaraki-ken Hokubu 20 km 4.4 36.8 N 140.7 E 3 No tsunami alerts 20:02 JST 05 May 2011 Fukushima-ken Oki 50 km 4.1 37.0 N 141.1 E 2 No tsunami alerts 22:23 JST 05 May 2011 Miyagi-ken Oki 50 km 3.9 38.9 N 142.0 E 2 No tsunami alerts 23:33 JST 05 May 2011 Fukushima-ken Oki 30 km 4.0 37.2 N 141.2 E 2 No tsunami alerts 23:58 JST 05 May 2011 Sanriku Oki 10 km 5.9 38.3 N 143.9 E 3 No tsunami alerts 00:48 JST 06 May 2011 Miyagi-ken Oki 40 km 3.9 38.4 N 142.2 E 1 No tsunami alerts 01:47 JST 06 May 2011 Aichi-ken Seibu 40 km 3.0 35.2 N 137.4 E 1 No tsunami alerts 02:04 JST 06 May 2011 Fukushima-ken Hamadori 10 km 5.3 37.1 N 140.9 E 5 lower No tsunami alerts 02:23 JST 06 May 2011 Fukushima-ken Hamadori 10 km 2.4 37.1 N 140.8 E 1 No tsunami alerts 02:27 JST 06 May 2011 Ibaraki-ken Nambu 50 km 2.9 36.2 N 140.1 E 1 No tsunami alerts 02:35 JST 06 May 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.9 E 2 No tsunami alerts 02:45 JST 06 May 2011 Fukushima-ken Hamadori very shallow 2.9 37.1 N 140.8 E 1 No tsunami alerts 03:06 JST 06 May 2011 Ibaraki-ken Hokubu 10 km 3.7 36.7 N 140.7 E 3 No tsunami alerts 03:32 JST 06 May 2011 Fukushima-ken Aizu 10 km 3.4 37.7 N 139.9 E 3 No tsunami alerts 03:45 JST 06 May 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.9 E 1 No tsunami alerts 04:23 JST 06 May 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.8 E 1 No tsunami alerts 05:36 JST 06 May 2011 Fukushima-ken Nakadori 20 km 3.2 37.1 N 140.6 E 1 No tsunami alerts 06:55 JST 06 May 2011 Fukushima-ken Oki 30 km 4.0 37.4 N 141.3 E 2 No tsunami alerts 07:37 JST 06 May 2011 Fukushima-ken Nakadori 10 km 4.1 37.0 N 140.5 E 3 No tsunami alerts 07:47 JST 06 May 2011 Ibaraki-ken Oki 10 km 4.5 36.6 N 141.7 E 2 No tsunami alerts 09:15 JST 06 May 2011 Chiba-ken Toho-oki 30 km 3.4 35.5 N 141.1 E 1 No tsunami alerts 12:21 JST 06 May 2011 Fukushima-ken Nakadori 20 km 3.0 37.1 N 140.6 E 1 No tsunami alerts 13:23 JST 06 May 2011 Miyagi-ken Oki 40 km 3.6 38.6 N 142.1 E 1 No tsunami alerts 13:41 JST 06 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.9 E 1 No tsunami alerts 14:15 JST 06 May 2011 Iwate-ken Oki 40 km 4.8 39.0 N 142.3 E 3 No tsunami alerts 14:45 JST 06 May 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.9 E 1 No tsunami alerts 14:47 JST 06 May 2011 Hokkaido Nansei-oki 10 km 3.2 41.5 N 139.9 E 1 No tsunami alerts 15:07 JST 06 May 2011 Tochigi-ken Hokubu 10 km 2.7 36.7 N 139.4 E 1 No tsunami alerts 15:29 JST 06 May 2011 Miyagi-ken Oki 40 km 4.0 37.9 N 142.0 E 1 No tsunami alerts 15:44 JST 06 May 2011 Miyagi-ken Oki 40 km 4.1 38.4 N 142.2 E 2 No tsunami alerts 16:56 JST 06 May 2011 Miyagi-ken Oki 50 km 4.2 38.3 N 141.8 E 3 No tsunami alerts 17:31 JST 06 May 2011 Iwate-ken Oki 40 km 3.8 39.8 N 142.3 E 1 No tsunami alerts 17:42 JST 06 May 2011 Niijima-Kozushima Kinkai very shallow 1.6 34.4 N 139.4 E 1 No tsunami alerts 18:00 JST 06 May 2011 Sado Fukin 10 km 4.2 37.7 N 138.1 E 3 No tsunami alerts 18:54 JST 06 May 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.8 E 1 No tsunami alerts 19:35 JST 06 May 2011 Fukushima-ken Hamadori 10 km 2.5 37.1 N 140.8 E 1 No tsunami alerts 20:26 JST 06 May 2011 Miyagi-ken Oki 50 km 3.7 38.2 N 141.7 E 1 No tsunami alerts 20:52 JST 06 May 2011 Akita-ken Nairiku-nambu 20 km 3.5 39.5 N 140.4 E 3 No tsunami alerts 21:13 JST 06 May 2011 Tokara-retto Kinkai 30 km 3.5 29.1 N 129.3 E 1 No tsunami alerts 23:15 JST 06 May 2011 Fukushima-ken Hamadori very shallow 3.9 36.9 N 140.7 E 2 No tsunami alerts 03:50 JST 07 May 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.9 E 1 No tsunami alerts 04:17 JST 07 May 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.8 33.0 N 130.7 E 1 No tsunami alerts 06:58 JST 07 May 2011 Nemuro-hanto Nanto-oki 50 km 3.3 43.2 N 146.3 E 1 No tsunami alerts 08:43 JST 07 May 2011 Iwate-ken Oki 40 km 4.1 39.3 N 142.4 E 1 No tsunami alerts 09:37 JST 07 May 2011 Kushiro-chiho Chunambu 120 km 3.9 42.9 N 143.8 E 1 No tsunami alerts 10:12 JST 07 May 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.9 E 2 No tsunami alerts 12:21 JST 07 May 2011 Amami-oshima Kinkai 10 km 4.0 28.7 N 129.6 E 1 No tsunami alerts 13:35 JST 07 May 2011 Fukushima-ken Aizu 10 km 4.6 37.7 N 139.9 E 4 No tsunami alerts 13:40 JST 07 May 2011 Fukushima-ken Hamadori very shallow 2.8 37.2 N 140.7 E 1 No tsunami alerts 14:16 JST 07 May 2011 Niigata-ken Chuetsu-chiho 10 km 3.8 36.8 N 138.7 E 2 No tsunami alerts 14:54 JST 07 May 2011 Miyagi-ken Oki 50 km 3.5 38.5 N 141.8 E 1 No tsunami alerts 15:16 JST 07 May 2011 Gifu-ken Hida-chiho very shallow 2.6 36.1 N 137.4 E 1 No tsunami alerts 15:21 JST 07 May 2011 Fukushima-ken Oki 40 km 4.0 37.7 N 141.8 E 1 No tsunami alerts 20:24 JST 07 May 2011 Ibaraki-ken Oki 10 km 4.3 36.7 N 141.2 E 2 No tsunami alerts 20:32 JST 07 May 2011 Miyagi-ken Oki 60 km 3.7 38.1 N 141.6 E 1 No tsunami alerts 21:37 JST 07 May 2011 Ibaraki-ken Oki 50 km 2.8 36.4 N 140.7 E 1 No tsunami alerts 21:47 JST 07 May 2011 Kii-suido 40 km 4.1 33.9 N 134.7 E 3 No tsunami alerts 21:47 JST 07 May 2011 Kii-suido 40 km 4.1 33.9 N 134.7 E 3 Intensity correction 22:00 JST 07 May 2011 Kii-suido 40 km 3.6 33.8 N 134.7 E 2 No tsunami alerts 23:25 JST 07 May 2011 Miyagi-ken Oki 40 km 4.1 38.4 N 142.0 E 2 No tsunami alerts 23:31 JST 07 May 2011 Chiba-ken Toho-oki 10 km 3.7 35.8 N 141.0 E 2 No tsunami alerts 02:11 JST 08 May 2011 Niigata-ken Chuetsu-chiho very shallow 1.6 37.0 N 138.7 E 1 No tsunami alerts 02:17 JST 08 May 2011 Ibaraki-ken Oki 40 km 3.8 36.3 N 141.0 E 1 No tsunami alerts 03:01 JST 08 May 2011 Fukushima-ken Aizu very shallow 2.6 37.0 N 139.4 E 1 No tsunami alerts 05:03 JST 08 May 2011 Miyagi-ken Oki 80 km 4.1 38.8 N 141.7 E 2 No tsunami alerts 05:52 JST 08 May 2011 Iwate-ken Oki 40 km 5.7 40.2 N 142.4 E 4 No tsunami alerts 06:22 JST 08 May 2011 Chiba-ken Toho-oki 10 km 3.6 35.7 N 141.0 E 1 No tsunami alerts 06:24 JST 08 May 2011 Fukushima-ken Oki 40 km 4.2 37.3 N 141.6 E 2 No tsunami alerts 07:11 JST 08 May 2011 Fukushima-ken Hamadori 10 km 4.5 37.1 N 140.8 E Unkn No tsunami alerts 07:32 JST 08 May 2011 Ibaraki-ken Oki 50 km 3.2 36.7 N 141.0 E 1 No tsunami alerts 08:18 JST 08 May 2011 Fukushima-ken Oki 10 km 4.6 37.4 N 142.7 E 1 No tsunami alerts 08:48 JST 08 May 2011 Iwate-ken Oki 40 km 3.5 39.3 N 142.3 E 1 No tsunami alerts 09:23 JST 08 May 2011 Ibaraki-ken Oki 30 km 3.4 36.4 N 140.9 E 1 No tsunami alerts 09:46 JST 08 May 2011 Fukushima-ken Hamadori 20 km 3.5 36.9 N 140.7 E 1 No tsunami alerts 09:55 JST 08 May 2011 Ibaraki-ken Hokubu 50 km 2.8 36.4 N 140.6 E 1 No tsunami alerts 10:18 JST 08 May 2011 Miyagi-ken Chubu 10 km 2.1 38.3 N 140.7 E 1 No tsunami alerts 11:56 JST 08 May 2011 Nagano-ken Nambu 10 km 2.9 35.9 N 137.6 E 2 No tsunami alerts 12:45 JST 08 May 2011 Chiba-ken Toho-oki 20 km 3.3 35.7 N 140.8 E 1 No tsunami alerts 13:13 JST 08 May 2011 Fukushima-ken Oki 30 km 3.6 37.4 N 141.3 E 2 No tsunami alerts 13:24 JST 08 May 2011 Nagano-ken Hokubu 20 km 2.9 36.8 N 138.6 E 1 No tsunami alerts 13:36 JST 08 May 2011 Fukushima-ken Hamadori 20 km 2.0 37.1 N 140.8 E 1 No tsunami alerts 13:53 JST 08 May 2011 Fukushima-ken Oki 50 km 4.3 37.0 N 141.1 E 3 No tsunami alerts 14:01 JST 08 May 2011 Fukushima-ken Hamadori 20 km 3.6 36.9 N 140.8 E 2 No tsunami alerts 15:23 JST 08 May 2011 Fukushima-ken Hamadori 20 km 3.1 36.9 N 140.7 E 1 No tsunami alerts 19:43 JST 08 May 2011 Fukushima-ken Oki 50 km 4.8 37.6 N 141.6 E 3 No tsunami alerts 20:21 JST 08 May 2011 Miyagi-ken Oki 30 km 4.2 38.8 N 142.4 E 1 No tsunami alerts 20:49 JST 08 May 2011 Miyagi-ken Oki 40 km 3.8 38.3 N 141.8 E 2 No tsunami alerts 22:28 JST 08 May 2011 Miyagi-ken Oki 30 km 4.3 38.5 N 142.5 E 1 No tsunami alerts 23:12 JST 08 May 2011 Akita-ken Nairiku-nambu 10 km 2.4 39.6 N 140.5 E 1 No tsunami alerts 00:20 JST 09 May 2011 Fukushima-ken Hamadori 10 km 4.2 37.0 N 140.8 E 2 No tsunami alerts 02:15 JST 09 May 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.8 E 2 No tsunami alerts 02:32 JST 09 May 2011 Tanegashima Kinkai 20 km 3.5 30.1 N 130.9 E 1 No tsunami alerts 03:08 JST 09 May 2011 Fukushima-ken Hamadori 20 km 2.9 37.0 N 140.6 E 1 No tsunami alerts 03:43 JST 09 May 2011 Fukushima-ken Oki 20 km 3.3 37.8 N 141.1 E 1 No tsunami alerts 04:23 JST 09 May 2011 Miyagi-ken Oki 50 km 4.3 38.4 N 142.0 E 2 No tsunami alerts 04:59 JST 09 May 2011 Gifu-ken Hida-chiho 10 km 3.0 36.0 N 137.3 E 2 No tsunami alerts 06:28 JST 09 May 2011 Ibaraki-ken Oki 50 km 3.4 36.3 N 141.0 E 2 No tsunami alerts 07:24 JST 09 May 2011 Fukushima-ken Hamadori 10 km 3.5 37.2 N 141.0 E 1 No tsunami alerts 08:04 JST 09 May 2011 Fukushima-ken Hamadori 10 km 3.6 36.9 N 140.7 E 2 No tsunami alerts 08:44 JST 09 May 2011 Fukushima-ken Nakadori 10 km 2.8 37.1 N 140.6 E 2 No tsunami alerts 08:54 JST 09 May 2011 Tokara-retto Kinkai 30 km 3.7 29.1 N 129.4 E 1 No tsunami alerts 09:01 JST 09 May 2011 Ibaraki-ken Hokubu 10 km 3.9 36.8 N 140.6 E 2 No tsunami alerts 09:41 JST 09 May 2011 Fukushima-ken Oki 30 km 3.9 36.9 N 141.6 E 1 No tsunami alerts 10:07 JST 09 May 2011 Ibaraki-ken Hokubu 10 km 2.8 36.7 N 140.6 E 1 No tsunami alerts 11:10 JST 09 May 2011 Miyagi-ken Oki 70 km 3.6 38.3 N 141.9 E 1 No tsunami alerts 11:19 JST 09 May 2011 Ibaraki-ken Oki 40 km 3.8 36.4 N 141.0 E 1 No tsunami alerts 11:26 JST 09 May 2011 Fukushima-ken Oki 30 km 4.4 36.9 N 141.6 E 2 No tsunami alerts 12:00 JST 09 May 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E 1 No tsunami alerts 12:10 JST 09 May 2011 Fukushima-ken Hamadori very shallow 3.1 37.1 N 140.9 E 1 No tsunami alerts 12:27 JST 09 May 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.8 E 1 No tsunami alerts 13:56 JST 09 May 2011 Fukushima-ken Nakadori 10 km 2.9 37.1 N 140.6 E 1 No tsunami alerts 15:58 JST 09 May 2011 Fukushima-ken Oki 30 km 3.8 37.3 N 141.7 E 1 No tsunami alerts 18:09 JST 09 May 2011 Ibaraki-ken Oki 20 km 3.6 35.9 N 140.9 E 1 No tsunami alerts 18:46 JST 09 May 2011 Chiba-ken Toho-oki 30 km 2.8 35.7 N 140.9 E 1 No tsunami alerts 19:53 JST 09 May 2011 Ibaraki-ken Oki 50 km 4.2 36.6 N 140.9 E 3 No tsunami alerts 21:08 JST 09 May 2011 Ibaraki-ken Oki 20 km 4.3 36.5 N 141.1 E 2 No tsunami alerts 21:26 JST 09 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.9 E 1 No tsunami alerts 21:37 JST 09 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.8 E 1 No tsunami alerts 21:38 JST 09 May 2011 Nagano-ken Nambu 10 km 2.4 36.0 N 137.6 E 1 No tsunami alerts 22:35 JST 09 May 2011 Ibaraki-ken Oki 30 km 3.6 36.6 N 140.9 E 1 No tsunami alerts 22:55 JST 09 May 2011 Chiba-ken Hokuseibu 80 km 3.9 35.7 N 140.2 E 1 No tsunami alerts 00:38 JST 10 May 2011 Niigata-ken Chuetsu-chiho 20 km 2.7 37.0 N 138.7 E 2 No tsunami alerts 00:45 JST 10 May 2011 Iwate-ken Nairiku-nambu 10 km 2.9 39.4 N 141.3 E 2 No tsunami alerts 01:33 JST 10 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.9 E 1 No tsunami alerts 01:35 JST 10 May 2011 Miyagi-ken Oki 60 km 3.3 38.3 N 141.9 E 1 No tsunami alerts 04:35 JST 10 May 2011 Fukushima-ken Oki 50 km 3.3 37.3 N 141.3 E 1 No tsunami alerts 04:36 JST 10 May 2011 Chiba-ken Toho-oki 10 km 3.2 35.8 N 141.1 E 1 No tsunami alerts 05:16 JST 10 May 2011 Sanriku Oki 10 km 5.5 37.9 N 143.5 E 2 No tsunami alerts 06:39 JST 10 May 2011 Fukushima-ken Oki 50 km 2.9 37.8 N 141.7 E 1 No tsunami alerts 08:18 JST 10 May 2011 Aomori-ken Sampachi-Kamikita-chiho 80 km 3.2 40.4 N 141.5 E 1 No tsunami alerts 08:38 JST 10 May 2011 Ibaraki-ken Hokubu 10 km 4.4 36.7 N 140.7 E 4 No tsunami alerts 08:52 JST 10 May 2011 Ibaraki-ken Oki 30 km 4.0 36.3 N 141.1 E 2 No tsunami alerts 08:58 JST 10 May 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.6 E 2 No tsunami alerts 10:35 JST 10 May 2011 Ibaraki-ken Hokubu 10 km 3.3 36.7 N 140.6 E 2 No tsunami alerts 10:56 JST 10 May 2011 Iwate-ken Oki 40 km 3.8 39.0 N 142.5 E 1 No tsunami alerts 11:52 JST 10 May 2011 Miyagi-ken Oki 40 km 3.8 38.1 N 142.1 E 1 No tsunami alerts 13:02 JST 10 May 2011 Chiba-ken Hokutobu 50 km 3.2 35.9 N 140.5 E 1 No tsunami alerts 13:53 JST 10 May 2011 Gifu-ken Mino-chuseibu very shallow 2.8 35.8 N 136.9 E 1 No tsunami alerts 14:22 JST 10 May 2011 Chiba-ken Toho-oki very shallow 3.5 35.8 N 141.0 E 1 No tsunami alerts 14:40 JST 10 May 2011 Fukushima-ken Oki 40 km 4.0 37.6 N 141.5 E 1 No tsunami alerts 14:41 JST 10 May 2011 Ibaraki-ken Oki 50 km 3.1 36.8 N 141.0 E 1 No tsunami alerts 15:35 JST 10 May 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.7 E 1 No tsunami alerts 16:16 JST 10 May 2011 Fukushima-ken Oki 10 km 4.9 37.4 N 143.5 E 1 No tsunami alerts 17:30 JST 10 May 2011 Sanriku Oki 10 km 5.0 37.8 N 143.6 E 1 No tsunami alerts 18:02 JST 10 May 2011 Miyazaki-ken Hokubu-heiyabu 60 km 3.2 32.2 N 131.3 E 2 No tsunami alerts 19:14 JST 10 May 2011 Ibaraki-ken Oki 10 km 5.4 36.3 N 142.0 E 3 No tsunami alerts 22:09 JST 10 May 2011 Wakayama-ken Hokubu very shallow 3.4 34.2 N 135.2 E 2 No tsunami alerts 22:13 JST 10 May 2011 Chiba-ken Toho-oki 10 km 3.8 35.6 N 141.1 E 1 No tsunami alerts 22:26 JST 10 May 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.8 E 2 No tsunami alerts 23:01 JST 10 May 2011 Wakayama-ken Hokubu very shallow 4.1 34.2 N 135.2 E 4 No tsunami alerts 23:12 JST 10 May 2011 Wakayama-ken Hokubu 20 km 2.1 34.2 N 135.2 E 2 No tsunami alerts 23:14 JST 10 May 2011 Wakayama-ken Hokubu very shallow 2.9 34.2 N 135.2 E 2 No tsunami alerts 23:35 JST 10 May 2011 Miyagi-ken Oki 50 km 4.1 38.9 N 142.0 E 1 No tsunami alerts 00:13 JST 11 May 2011 Fukushima-ken Aizu 10 km 3.1 37.1 N 139.4 E 1 No tsunami alerts 00:22 JST 11 May 2011 Ibaraki-ken Oki 50 km 3.7 36.8 N 140.9 E 2 No tsunami alerts 01:14 JST 11 May 2011 Fukushima-ken Oki 20 km 3.6 37.1 N 141.4 E 1 No tsunami alerts 01:42 JST 11 May 2011 Ibaraki-ken Oki 10 km 2.9 36.6 N 140.7 E 2 No tsunami alerts 01:52 JST 11 May 2011 Miyagi-ken Oki 40 km 3.6 38.9 N 142.4 E 1 No tsunami alerts 02:02 JST 11 May 2011 Chiba-ken Toho-oki 30 km 4.3 35.7 N 141.0 E 2 No tsunami alerts 03:09 JST 11 May 2011 Fukushima-ken Hamadori 10 km 3.1 37.1 N 140.8 E 2 No tsunami alerts 03:24 JST 11 May 2011 Miyagi-ken Oki 50 km 4.3 38.3 N 141.9 E 3 No tsunami alerts 04:22 JST 11 May 2011 Chiba-ken Toho-oki very shallow 4.3 35.8 N 141.0 E 2 No tsunami alerts 04:58 JST 11 May 2011 Miyagi-ken Oki 50 km 4.0 38.9 N 141.9 E 2 No tsunami alerts 05:08 JST 11 May 2011 Chiba-ken Hokuseibu 80 km 3.3 35.6 N 140.1 E 1 No tsunami alerts 05:24 JST 11 May 2011 Chiba-ken Toho-oki 20 km 4.7 35.8 N 141.1 E 3 No tsunami alerts 07:15 JST 11 May 2011 Fukushima-ken Hamadori 10 km 3.3 37.0 N 140.7 E 2 No tsunami alerts 08:13 JST 11 May 2011 Chiba-ken Toho-oki 10 km 3.4 35.8 N 141.0 E 1 No tsunami alerts 08:26 JST 11 May 2011 Sanriku Oki 10 km 5.1 38.5 N 144.5 E 1 No tsunami alerts 09:21 JST 11 May 2011 Wakayama-ken Hokubu very shallow 2.0 34.2 N 135.2 E 1 No tsunami alerts 09:35 JST 11 May 2011 Iwate-ken Oki 30 km 3.8 39.1 N 142.4 E 1 No tsunami alerts 09:50 JST 11 May 2011 Miyagi-ken Oki 50 km 4.0 38.2 N 141.8 E 2 No tsunami alerts 10:20 JST 11 May 2011 Sanriku Oki 10 km 5.0 37.9 N 143.5 E 1 No tsunami alerts 11:00 JST 12 May 2011 Fukushima-ken Hamadori very shallow 3.6 37.1 N 140.7 E 3 No tsunami alerts 11:09 JST 11 May 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.8 E 1 No tsunami alerts 11:00 JST 11 May 2011 Fukushima-ken Hamadori very shallow 3.6 37.1 N 140.7 E 3 No tsunami alerts 13:51 JST 11 May 2011 Ibaraki-ken Hokubu 10 km 3.7 36.7 N 140.7 E 2 No tsunami alerts 14:22 JST 11 May 2011 Ibaraki-ken Hokubu 10 km 2.9 36.7 N 140.7 E 1 No tsunami alerts 14:55 JST 11 May 2011 Niijima-Kozushima Kinkai 10 km 1.9 34.3 N 139.3 E 1 No tsunami alerts 16:11 JST 11 May 2011 Miyagi-ken Oki 40 km 3.6 38.5 N 142.1 E 1 No tsunami alerts 16:12 JST 11 May 2011 Ibaraki-ken Hokubu 60 km 3.0 36.4 N 140.5 E 1 No tsunami alerts 16:12 JST 11 May 2011 Ibaraki-ken Hokubu 60 km 3.0 36.4 N 140.5 E 1 Intensity correction 17:20 JST 11 May 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E 1 No tsunami alerts 19:23 JST 11 May 2011 Fukushima-ken Nakadori 20 km 3.6 37.1 N 140.6 E 2 No tsunami alerts 19:44 JST 11 May 2011 Miyagi-ken Oki 30 km 4.0 38.3 N 142.3 E 1 No tsunami alerts 19:53 JST 11 May 2011 Iwate-ken Oki 40 km 3.8 40.3 N 142.2 E 1 No tsunami alerts 20:52 JST 11 May 2011 Niigata-ken Chuetsu-chiho 10 km 3.0 37.0 N 138.6 E 2 No tsunami alerts 21:16 JST 11 May 2011 Ibaraki-ken Oki 30 km 3.7 35.9 N 141.0 E 2 No tsunami alerts 21:19 JST 11 May 2011 Aomori-ken Sampachi-Kamikita-chiho 10 km 3.2 40.6 N 141.1 E 2 No tsunami alerts 21:22 JST 11 May 2011 Ibaraki-ken Oki very shallow 3.4 35.9 N 140.9 E 1 No tsunami alerts 21:57 JST 11 May 2011 Fukushima-ken Oki 30 km 3.1 37.2 N 141.2 E 1 No tsunami alerts 22:03 JST 11 May 2011 Miyagi-ken Oki 40 km 3.6 38.5 N 142.0 E 1 No tsunami alerts 22:10 JST 11 May 2011 Miyagi-ken Oki 50 km 3.2 38.7 N 141.8 E 1 No tsunami alerts 23:08 JST 11 May 2011 Fukushima-ken Nakadori 20 km 2.7 37.0 N 140.5 E 2 No tsunami alerts 00:17 JST 12 May 2011 Miyagi-ken Oki 50 km 3.5 38.8 N 142.1 E 1 No tsunami alerts 01:04 JST 12 May 2011 Fukushima-ken Hamadori very shallow 2.3 37.1 N 140.8 E 1 No tsunami alerts 01:40 JST 12 May 2011 Fukushima-ken Oki 50 km 4.1 37.6 N 141.6 E 2 No tsunami alerts 02:46 JST 12 May 2011 Wakayama-ken Hokubu very shallow 3.5 34.2 N 135.2 E 3 No tsunami alerts 03:20 JST 12 May 2011 Chiba-ken Hokutobu 40 km 3.8 35.7 N 140.6 E 2 No tsunami alerts 03:21 JST 12 May 2011 Miyagi-ken Oki 50 km 4.7 38.5 N 141.8 E Unkn No tsunami alerts 04:21 JST 12 May 2011 Gumma-ken Nambu 130 km 4.0 36.1 N 138.9 E 2 No tsunami alerts 05:08 JST 12 May 2011 Fukushima-ken Oki 30 km 3.6 37.2 N 141.3 E 1 No tsunami alerts 05:47 JST 12 May 2011 Iwate-ken Oki 50 km 3.3 39.6 N 142.1 E 1 No tsunami alerts 07:13 JST 12 May 2011 Kushiro Oki 30 km 4.0 42.3 N 144.8 E 1 No tsunami alerts 10:47 JST 12 May 2011 Ibaraki-ken Oki 40 km 3.7 36.3 N 140.9 E 1 No tsunami alerts 10:50 JST 12 May 2011 Ibaraki-ken Oki 40 km 3.5 36.2 N 141.0 E 1 No tsunami alerts 14:57 JST 12 May 2011 Fukushima-ken Aizu 10 km 3.1 37.7 N 139.9 E 2 No tsunami alerts 16:06 JST 12 May 2011 Fukushima-ken Hamadori 10 km 3.3 37.1 N 140.7 E 1 No tsunami alerts 16:54 JST 12 May 2011 Ibaraki-ken Nambu 50 km 3.1 36.1 N 139.9 E 1 No tsunami alerts 18:51 JST 12 May 2011 Fukushima-ken Hamadori 10 km 3.8 37.0 N 140.8 E 2 No tsunami alerts 19:18 JST 12 May 2011 Wakayama-ken Hokubu 10 km 3.2 34.1 N 135.3 E 1 No tsunami alerts 19:26 JST 12 May 2011 Kushiro Oki 60 km 3.7 42.6 N 145.6 E 1 No tsunami alerts 21:41 JST 12 May 2011 Miyagi-ken Oki 70 km 3.9 38.4 N 141.9 E 2 No tsunami alerts 00:26 JST 13 May 2011 Ibaraki-ken Oki 30 km 4.3 36.3 N 141.1 E 2 No tsunami alerts 00:48 JST 13 May 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.9 E 2 No tsunami alerts 00:56 JST 13 May 2011 Fukushima-ken Hamadori very shallow 2.3 37.1 N 140.9 E 1 No tsunami alerts 01:21 JST 13 May 2011 Iwate-ken Oki 50 km 4.7 39.7 N 142.1 E 3 No tsunami alerts 04:29 JST 13 May 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.9 E 1 No tsunami alerts 04:52 JST 13 May 2011 Chiba-ken Toho-oki 50 km 3.6 35.7 N 140.8 E 1 No tsunami alerts 05:03 JST 13 May 2011 Miyagi-ken Oki 50 km 3.9 38.8 N 142.1 E 1 No tsunami alerts 05:24 JST 13 May 2011 Miyagi-ken Oki 50 km 3.8 38.6 N 141.9 E 1 No tsunami alerts 05:52 JST 13 May 2011 Chiba-ken Hokuseibu 80 km 4.1 35.6 N 140.1 E 2 No tsunami alerts 06:30 JST 13 May 2011 Ibaraki-ken Nambu 50 km 2.8 36.0 N 140.3 E 1 No tsunami alerts 07:36 JST 13 May 2011 Ibaraki-ken Hokubu 10 km 3.8 36.6 N 140.6 E 3 No tsunami alerts 08:29 JST 13 May 2011 Niigata-ken Chuetsu-chiho very shallow 1.6 37.0 N 138.7 E 1 No tsunami alerts 08:36 JST 13 May 2011 Ibaraki-ken Nambu 50 km 3.9 36.2 N 140.1 E 2 No tsunami alerts 10:17 JST 13 May 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.9 E 2 No tsunami alerts 11:29 JST 13 May 2011 Miyagi-ken Oki 40 km 3.9 38.6 N 142.2 E 1 No tsunami alerts 11:45 JST 13 May 2011 Fukushima-ken Oki 40 km 3.6 37.2 N 141.6 E 1 No tsunami alerts 12:34 JST 13 May 2011 Nagano-ken Nambu very shallow 2.6 35.9 N 137.7 E 1 No tsunami alerts 12:47 JST 13 May 2011 Fukushima-ken Oki 30 km 4.1 37.6 N 141.9 E 1 No tsunami alerts 13:03 JST 13 May 2011 Ibaraki-ken Hokubu 10 km 3.1 36.6 N 140.6 E 1 No tsunami alerts 13:48 JST 13 May 2011 Ibaraki-ken Hokubu 10 km 2.9 36.7 N 140.7 E 1 No tsunami alerts 14:59 JST 13 May 2011 Fukushima-ken Nakadori 20 km 3.3 37.1 N 140.6 E 1 No tsunami alerts 16:49 JST 13 May 2011 Fukushima-ken Oki 40 km 4.3 37.8 N 141.8 E 1 No tsunami alerts 17:19 JST 13 May 2011 Fukushima-ken Hamadori 10 km 3.7 37.1 N 140.8 E 2 No tsunami alerts 17:26 JST 13 May 2011 Fukushima-ken Oki 50 km 4.2 36.9 N 141.1 E 2 No tsunami alerts 18:16 JST 13 May 2011 Hidaka-chiho Tobu 10 km 3.0 42.3 N 142.9 E 1 No tsunami alerts 21:19 JST 13 May 2011 Chiba-ken Toho-oki 20 km 4.3 35.4 N 141.1 E 1 No tsunami alerts 22:15 JST 13 May 2011 Hyogo-ken Nantobu 10 km 2.7 34.8 N 135.4 E 1 No tsunami alerts 22:35 JST 13 May 2011 Miyagi-ken Oki 30 km 4.1 37.8 N 142.0 E 1 No tsunami alerts 22:51 JST 13 May 2011 Ibaraki-ken Oki 20 km 4.3 35.9 N 141.1 E 2 No tsunami alerts 22:54 JST 13 May 2011 Fukushima-ken Hamadori very shallow 3.3 37.0 N 140.8 E 1 No tsunami alerts 22:54 JST 13 May 2011 Ibaraki-ken Oki 20 km 4.2 35.9 N 141.1 E 2 No tsunami alerts 22:56 JST 13 May 2011 Ibaraki-ken Nambu 20 km 3.2 36.2 N 140.5 E 1 No tsunami alerts 23:21 JST 13 May 2011 Fukushima-ken Oki 40 km 3.9 37.6 N 141.8 E 1 No tsunami alerts 00:29 JST 14 May 2011 Fukushima-ken Hamadori 10 km 3.5 37.0 N 140.8 E 1 No tsunami alerts 01:28 JST 14 May 2011 Ibaraki-ken Hokubu 10 km 4.3 36.7 N 140.6 E 3 No tsunami alerts 03:00 JST 14 May 2011 Iwate-ken Oki 30 km 3.8 39.0 N 142.4 E 1 No tsunami alerts 03:11 JST 14 May 2011 Ibaraki-ken Hokubu 20 km 3.0 36.8 N 140.6 E 1 No tsunami alerts 04:51 JST 14 May 2011 Fukushima-ken Oki 20 km 4.1 37.0 N 141.4 E 2 No tsunami alerts 05:17 JST 14 May 2011 Fukushima-ken Oki 40 km 4.4 37.7 N 141.8 E 1 No tsunami alerts 05:45 JST 14 May 2011 Fukushima-ken Aizu 10 km 2.9 37.7 N 139.9 E 1 No tsunami alerts 06:37 JST 14 May 2011 Gifu-ken Hida-chiho very shallow 2.8 36.1 N 137.5 E 1 No tsunami alerts 06:49 JST 14 May 2011 Ibaraki-ken Oki 20 km 4.8 36.0 N 141.2 E 3 No tsunami alerts 06:59 JST 14 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.9 E 1 No tsunami alerts 07:06 JST 14 May 2011 Aomori-ken Shimokita-chiho 10 km 2.7 41.2 N 140.9 E 1 No tsunami alerts 07:23 JST 14 May 2011 Ibaraki-ken Hokubu 10 km 3.3 36.8 N 140.7 E 1 No tsunami alerts 08:17 JST 14 May 2011 Miyagi-ken Oki 50 km 3.5 38.5 N 141.7 E 1 No tsunami alerts 08:17 JST 14 May 2011 Chiba-ken Toho-oki 40 km 3.0 35.2 N 140.4 E 1 No tsunami alerts 08:36 JST 14 May 2011 Fukushima-ken Oki 30 km 5.7 37.3 N 141.7 E 4 No tsunami alerts 08:40 JST 14 May 2011 Fukushima-ken Oki 20 km 4.5 37.3 N 141.7 E 2 No tsunami alerts 08:43 JST 14 May 2011 Fukushima-ken Aizu 10 km 3.6 37.7 N 139.9 E 2 No tsunami alerts 09:25 JST 14 May 2011 Fukushima-ken Oki 40 km 4.3 37.3 N 141.7 E 2 No tsunami alerts 10:57 JST 14 May 2011 Miyagi-ken Hokubu 10 km 3.1 38.9 N 140.9 E 1 No tsunami alerts 11:07 JST 14 May 2011 Akita-ken Nairiku-nambu 10 km 2.7 39.5 N 140.5 E 2 No tsunami alerts 11:37 JST 14 May 2011 Chiba-ken Toho-oki 20 km 3.7 35.4 N 141.0 E 1 No tsunami alerts 12:39 JST 14 May 2011 Fukushima-ken Oki 10 km 4.4 37.5 N 141.8 E 1 No tsunami alerts 14:17 JST 14 May 2011 Miyagi-ken Oki 40 km 3.7 38.5 N 142.1 E 1 No tsunami alerts 14:44 JST 14 May 2011 Fukushima-ken Oki 50 km 3.8 36.9 N 141.1 E 1 No tsunami alerts 19:11 JST 14 May 2011 Miyagi-ken Oki 40 km 4.1 38.6 N 142.1 E 2 No tsunami alerts 19:53 JST 14 May 2011 Chiba-ken Toho-oki 20 km 3.5 35.7 N 141.1 E 1 No tsunami alerts 22:46 JST 14 May 2011 Ibaraki-ken Hokubu 10 km 3.5 36.7 N 140.7 E 2 No tsunami alerts 23:49 JST 14 May 2011 Fukushima-ken Oki 40 km 4.1 37.1 N 141.4 E 2 No tsunami alerts 00:01 JST 15 May 2011 Fukushima-ken Oki 20 km 4.6 37.4 N 141.4 E 3 No tsunami alerts 00:47 JST 15 May 2011 Fukushima-ken Oki 20 km 3.7 37.1 N 141.3 E 1 No tsunami alerts 00:50 JST 15 May 2011 Fukushima-ken Oki 40 km 4.1 37.3 N 141.6 E 1 No tsunami alerts 01:45 JST 15 May 2011 Miyagi-ken Oki 40 km 4.0 38.9 N 142.0 E 2 No tsunami alerts 03:15 JST 15 May 2011 Akita-ken Nairiku-nambu 20 km 2.5 39.6 N 140.5 E 1 No tsunami alerts 03:42 JST 15 May 2011 Ibaraki-ken Oki 20 km 3.9 36.0 N 141.3 E 1 No tsunami alerts 04:20 JST 15 May 2011 Fukushima-ken Hamadori 10 km 3.3 37.2 N 140.8 E 1 No tsunami alerts 04:30 JST 15 May 2011 Chiba-ken Hokuseibu 90 km 3.3 35.7 N 140.1 E 1 No tsunami alerts 05:04 JST 15 May 2011 Ibaraki-ken Hokubu 10 km 2.8 36.7 N 140.7 E 1 No tsunami alerts 05:59 JST 15 May 2011 Wakayama-ken Hokubu 10 km 2.4 34.1 N 135.2 E 1 No tsunami alerts 07:30 JST 15 May 2011 Nemuro-hanto Nanto-oki 30 km 5.0 42.8 N 146.4 E 3 No tsunami alerts 08:51 JST 15 May 2011 Fukushima-ken Oki 50 km 5.0 37.7 N 141.6 E 3 No tsunami alerts 09:51 JST 15 May 2011 Ibaraki-ken Oki 30 km 4.2 36.8 N 141.4 E 1 No tsunami alerts 10:24 JST 15 May 2011 Miyagi-ken Oki 50 km 3.2 38.8 N 142.0 E 1 No tsunami alerts 13:12 JST 15 May 2011 Miyagi-ken Oki 60 km 3.8 38.1 N 141.8 E 2 No tsunami alerts 13:17 JST 15 May 2011 Miyagi-ken Oki 40 km 3.0 38.8 N 142.1 E 1 No tsunami alerts 13:25 JST 15 May 2011 Ibaraki-ken Oki 30 km 4.0 36.6 N 141.3 E 1 No tsunami alerts 13:32 JST 15 May 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.7 E 1 No tsunami alerts 13:55 JST 15 May 2011 Miyagi-ken Oki 40 km 4.3 38.6 N 142.4 E 1 No tsunami alerts 14:19 JST 15 May 2011 Tokachi-chiho Chubu 110 km 3.4 42.7 N 143.0 E 2 No tsunami alerts 16:03 JST 15 May 2011 Fukushima-ken Hamadori 10 km 3.7 37.1 N 140.8 E 2 No tsunami alerts 16:41 JST 15 May 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.9 E 1 No tsunami alerts 16:56 JST 15 May 2011 Fukushima-ken Aizu 10 km 3.6 37.7 N 139.9 E 3 No tsunami alerts 17:09 JST 15 May 2011 Fukushima-ken Nakadori 20 km 2.8 36.9 N 140.5 E 1 No tsunami alerts 18:04 JST 15 May 2011 Miyagi-ken Hokubu 10 km 2.6 38.7 N 141.0 E 1 No tsunami alerts 18:56 JST 15 May 2011 Miyagi-ken Oki 50 km 4.1 38.3 N 141.7 E 2 No tsunami alerts 19:25 JST 15 May 2011 Fukushima-ken Oki 10 km 5.0 37.1 N 142.5 E 2 No tsunami alerts 19:57 JST 15 May 2011 Ibaraki-ken Oki 50 km 3.6 36.6 N 140.9 E 1 No tsunami alerts 21:14 JST 15 May 2011 Fukushima-ken Oki 10 km 5.4 37.3 N 142.6 E 3 No tsunami alerts 21:14 JST 15 May 2011 Fukushima-ken Oki 10 km 5.4 37.3 N 142.6 E 3 Intensity correction 21:33 JST 15 May 2011 Iwate-ken Oki 20 km 4.7 39.8 N 142.8 E 2 No tsunami alerts 22:03 JST 15 May 2011 Niigata-ken Chuetsu-chiho 20 km 3.1 37.0 N 138.6 E 2 No tsunami alerts 22:48 JST 15 May 2011 Fukushima-ken Oki 10 km 4.8 37.6 N 142.8 E 1 No tsunami alerts 22:51 JST 15 May 2011 Fukushima-ken Oki 20 km 3.8 37.4 N 141.4 E 2 No tsunami alerts 23:24 JST 15 May 2011 Miyagi-ken Oki 50 km 3.3 38.3 N 141.9 E 1 No tsunami alerts 00:34 JST 16 May 2011 Miyagi-ken Oki 30 km 4.1 38.4 N 142.2 E 1 No tsunami alerts 00:36 JST 16 May 2011 Fukushima-ken Hamadori 10 km 3.4 36.9 N 140.8 E 1 No tsunami alerts 01:58 JST 16 May 2011 Akita-ken Nairiku-nambu 10 km 2.8 39.6 N 140.7 E 1 No tsunami alerts 02:51 JST 16 May 2011 Ibaraki-ken Oki 10 km 3.3 36.5 N 141.7 E 1 No tsunami alerts 03:45 JST 16 May 2011 Fukushima-ken Nakadori 20 km 2.8 37.0 N 140.3 E 2 No tsunami alerts 04:07 JST 16 May 2011 Miyagi-ken Oki 50 km 4.6 38.6 N 141.9 E 3 No tsunami alerts 06:58 JST 16 May 2011 Chiba-ken Hokutobu 40 km 4.2 35.9 N 140.6 E 2 No tsunami alerts 07:06 JST 16 May 2011 Niigata-ken Chuetsu-chiho 10 km 1.5 37.0 N 138.6 E 1 No tsunami alerts 07:23 JST 16 May 2011 Niigata-ken Chuetsu-chiho 10 km 2.0 37.0 N 138.6 E 2 No tsunami alerts 08:22 JST 16 May 2011 Niigata-ken Chuetsu-chiho 10 km 1.5 37.0 N 138.6 E 1 No tsunami alerts 08:27 JST 16 May 2011 Niigata-ken Chuetsu-chiho 10 km 2.0 37.0 N 138.6 E 2 No tsunami alerts 09:26 JST 16 May 2011 Nagano-ken Chubu very shallow 2.4 36.2 N 138.0 E 1 No tsunami alerts 10:03 JST 16 May 2011 Chiba-ken Toho-oki 30 km 3.0 35.5 N 140.8 E 1 No tsunami alerts 11:01 JST 16 May 2011 Osaka-fu Hokubu 10 km 2.6 34.9 N 135.6 E 1 No tsunami alerts 12:20 JST 16 May 2011 Iwate-ken Oki 50 km 3.7 39.1 N 142.1 E 2 No tsunami alerts 12:22 JST 16 May 2011 Chiba-ken Toho-oki very shallow 3.7 35.8 N 141.0 E 1 No tsunami alerts 13:30 JST 16 May 2011 Niigata-ken Chuetsu-chiho very shallow 2.1 37.0 N 138.7 E 1 No tsunami alerts 16:32 JST 16 May 2011 Miyagi-ken Oki 40 km 3.7 38.4 N 142.2 E 1 No tsunami alerts 17:30 JST 16 May 2011 Fukushima-ken Oki 40 km 4.0 37.3 N 141.4 E 2 No tsunami alerts 18:06 JST 16 May 2011 Fukushima-ken Oki 30 km 4.0 37.3 N 141.5 E 2 No tsunami alerts 19:55 JST 16 May 2011 Iwate-ken Oki 30 km 3.9 39.0 N 142.5 E 1 No tsunami alerts 23:00 JST 16 May 2011 Fukushima-ken Oki 30 km 3.6 37.3 N 141.4 E 1 No tsunami alerts 00:53 JST 17 May 2011 Fukushima-ken Oki 40 km 4.7 37.4 N 141.4 E 4 No tsunami alerts 01:03 JST 17 May 2011 Kumamoto-ken Aso-chiho very shallow 2.4 33.0 N 131.1 E 1 No tsunami alerts 01:25 JST 17 May 2011 Fukushima-ken Oki 40 km 3.4 37.6 N 141.6 E 1 No tsunami alerts 03:05 JST 17 May 2011 Nagano-ken Hokubu very shallow 4.5 36.5 N 137.7 E 2 No tsunami alerts 03:12 JST 17 May 2011 Miyagi-ken Oki 10 km 4.1 38.2 N 142.3 E 1 No tsunami alerts 04:14 JST 17 May 2011 Ibaraki-ken Nambu 50 km 3.2 36.2 N 140.0 E 1 No tsunami alerts 04:37 JST 17 May 2011 Nagano-ken Hokubu 20 km 2.9 37.0 N 138.5 E 1 No tsunami alerts 05:31 JST 17 May 2011 Ibaraki-ken Nambu 70 km 3.8 36.0 N 140.1 E 1 No tsunami alerts 05:52 JST 17 May 2011 Miyagi-ken Oki 60 km 2.7 38.5 N 141.7 E 1 No tsunami alerts 06:14 JST 17 May 2011 Miyagi-ken Oki 50 km 4.2 38.1 N 141.8 E 2 No tsunami alerts 06:56 JST 17 May 2011 Akita-ken Nairiku-nambu 20 km 1.6 39.6 N 140.4 E 1 No tsunami alerts 07:14 JST 17 May 2011 Urakawa Oki 60 km 4.0 41.6 N 142.1 E 2 No tsunami alerts 07:32 JST 17 May 2011 Nagano-ken Hokubu 20 km 2.2 36.9 N 138.6 E 2 No tsunami alerts 07:38 JST 17 May 2011 Fukushima-ken Oki 40 km 3.2 37.3 N 141.5 E 2 No tsunami alerts 08:14 JST 17 May 2011 Fukushima-ken Oki 30 km 3.9 37.4 N 141.4 E 1 No tsunami alerts 09:56 JST 17 May 2011 Ibaraki-ken Oki 20 km 3.4 35.9 N 141.0 E 1 No tsunami alerts 10:03 JST 17 May 2011 Fukushima-ken Oki 10 km 4.2 37.8 N 141.1 E Unkn No tsunami alerts 13:54 JST 17 May 2011 Iwate-ken Oki 40 km 4.1 39.3 N 142.3 E 2 No tsunami alerts 13:57 JST 17 May 2011 Ibaraki-ken Hokubu 20 km 3.4 36.8 N 140.7 E 1 No tsunami alerts 15:04 JST 17 May 2011 Iwate-ken Oki 30 km 4.0 39.1 N 142.4 E 1 No tsunami alerts 16:49 JST 17 May 2011 Ibaraki-ken Oki 20 km 3.6 35.9 N 140.9 E 2 No tsunami alerts 17:26 JST 17 May 2011 Fukushima-ken Hamadori 10 km 3.0 37.2 N 141.0 E 1 No tsunami alerts 17:32 JST 17 May 2011 Tochigi-ken Hokubu 10 km 2.0 36.6 N 139.4 E 1 No tsunami alerts 19:40 JST 17 May 2011 Yamanashi-ken Chu-seibu 20 km 2.6 35.4 N 138.5 E 2 No tsunami alerts 19:54 JST 17 May 2011 Niigata-ken Chuetsu-chiho very shallow 2.0 37.0 N 138.7 E 2 No tsunami alerts 22:41 JST 17 May 2011 Ibaraki-ken Hokubu 50 km 4.0 36.3 N 140.5 E 3 No tsunami alerts 23:00 JST 17 May 2011 Niigata-ken Chuetsu-chiho 20 km 2.2 37.0 N 138.6 E 1 No tsunami alerts 00:07 JST 18 May 2011 Ibaraki-ken Hokubu 60 km 3.1 36.5 N 140.6 E 1 No tsunami alerts 00:23 JST 18 May 2011 Fukushima-ken Hamadori 20 km 3.8 36.9 N 140.7 E 1 No tsunami alerts 01:47 JST 18 May 2011 Fukushima-ken Hamadori very shallow 3.1 37.2 N 140.9 E 1 No tsunami alerts 03:35 JST 18 May 2011 Iwate-ken Engan-hokubu 60 km 3.5 39.8 N 141.8 E 1 No tsunami alerts 04:18 JST 18 May 2011 Fukushima-ken Oki 40 km 3.3 37.1 N 141.2 E 1 No tsunami alerts 04:34 JST 18 May 2011 Fukushima-ken Hamadori 20 km 4.0 36.9 N 140.8 E 2 No tsunami alerts 07:53 JST 18 May 2011 Ibaraki-ken Oki 40 km 3.6 36.2 N 141.1 E 2 No tsunami alerts 08:04 JST 18 May 2011 Chiba-ken Toho-oki 10 km 4.2 35.6 N 141.0 E 1 No tsunami alerts 08:36 JST 18 May 2011 Iwate-ken Oki 30 km 4.0 39.2 N 142.4 E 1 No tsunami alerts 11:37 JST 18 May 2011 Miyagi-ken Chubu 10 km 3.1 38.3 N 140.7 E 1 No tsunami alerts 14:15 JST 18 May 2011 Miyagi-ken Oki 60 km 3.8 38.2 N 141.9 E 1 No tsunami alerts 14:20 JST 18 May 2011 Akita-ken Nairiku-nambu 20 km 2.3 39.6 N 140.5 E 1 No tsunami alerts 14:26 JST 18 May 2011 Fukushima-ken Oki 10 km 3.5 37.2 N 141.2 E 1 No tsunami alerts 15:30 JST 18 May 2011 Fukushima-ken Oki 30 km 3.3 37.4 N 141.3 E 1 No tsunami alerts 15:36 JST 18 May 2011 Akita-ken Nairiku-nambu 20 km 2.0 39.6 N 140.5 E 1 No tsunami alerts 16:24 JST 18 May 2011 Fukushima-ken Oki 40 km 4.3 37.2 N 141.5 E 4 No tsunami alerts 17:18 JST 18 May 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.7 E 1 No tsunami alerts 18:11 JST 18 May 2011 Miyagi-ken Oki 60 km 4.0 38.2 N 141.7 E 2 No tsunami alerts 19:21 JST 18 May 2011 Ibaraki-ken Oki very shallow 3.0 36.7 N 140.8 E 2 No tsunami alerts 20:15 JST 18 May 2011 Fukushima-ken Hamadori 10 km 3.3 37.2 N 141.0 E 1 No tsunami alerts 20:16 JST 18 May 2011 Miyagi-ken Oki 40 km 4.1 38.4 N 142.2 E 2 No tsunami alerts 20:48 JST 18 May 2011 Ibaraki-ken Oki 40 km 4.3 36.6 N 141.1 E 2 No tsunami alerts 20:56 JST 18 May 2011 Fukushima-ken Oki 40 km 3.4 37.3 N 141.5 E 1 No tsunami alerts 22:32 JST 18 May 2011 Fukushima-ken Hamadori very shallow 4.4 36.9 N 140.7 E 2 No tsunami alerts 00:38 JST 19 May 2011 Fukushima-ken Oki 40 km 3.4 37.4 N 141.5 E 1 No tsunami alerts 03:59 JST 19 May 2011 Chiba-ken Nanto-oki 50 km 3.0 35.0 N 140.3 E 1 No tsunami alerts 05:39 JST 19 May 2011 Miyagi-ken Oki 50 km 3.9 38.4 N 141.8 E 2 No tsunami alerts 08:17 JST 19 May 2011 Fukushima-ken Oki 20 km 4.5 37.8 N 141.8 E 1 No tsunami alerts 09:23 JST 19 May 2011 Fukushima-ken Oki 30 km 3.4 37.3 N 141.2 E 1 No tsunami alerts 10:42 JST 19 May 2011 Hyuga-nada 30 km 3.0 32.0 N 131.8 E 1 No tsunami alerts 10:51 JST 19 May 2011 Ibaraki-ken Oki 20 km 3.2 36.6 N 140.9 E 1 No tsunami alerts 12:09 JST 19 May 2011 Ibaraki-ken Oki 40 km 3.3 36.4 N 140.9 E 1 No tsunami alerts 12:12 JST 19 May 2011 Urakawa Oki 60 km 3.6 41.6 N 142.1 E 2 No tsunami alerts 12:13 JST 19 May 2011 Fukushima-ken Nakadori 20 km 2.6 37.1 N 140.6 E 1 No tsunami alerts 12:26 JST 19 May 2011 Akita-ken Nairiku-nambu 10 km 2.3 39.6 N 140.4 E 1 No tsunami alerts 12:42 JST 19 May 2011 Aomori-ken Toho-oki 60 km 3.7 40.9 N 142.1 E 2 No tsunami alerts 15:23 JST 19 May 2011 Shiga-ken Nambu 20 km 2.4 34.9 N 135.9 E 1 No tsunami alerts 17:32 JST 19 May 2011 Miyagi-ken Oki 60 km 4.8 38.3 N 141.8 E Unkn No tsunami alerts 18:13 JST 19 May 2011 Fukushima-ken Oki 10 km 5.4 37.2 N 142.8 E 2 No tsunami alerts 18:58 JST 19 May 2011 Ibaraki-ken Oki 40 km 3.9 36.7 N 141.1 E 2 No tsunami alerts 19:33 JST 19 May 2011 Miyagi-ken Chubu 10 km 2.4 38.3 N 140.7 E 1 No tsunami alerts 19:38 JST 19 May 2011 Akita-ken Nairiku-nambu 10 km 2.5 39.6 N 140.7 E 1 No tsunami alerts 21:12 JST 19 May 2011 Ibaraki-ken Oki 20 km 4.0 36.0 N 141.2 E 2 No tsunami alerts 21:21 JST 19 May 2011 Chiba-ken Toho-oki 40 km 2.5 35.6 N 140.7 E 1 No tsunami alerts 22:42 JST 19 May 2011 Ibaraki-ken Hokubu 10 km 3.3 36.7 N 140.7 E 3 No tsunami alerts 22:42 JST 19 May 2011 Ibaraki-ken Hokubu 10 km 3.3 36.7 N 140.7 E 3 Intensity correction 23:01 JST 19 May 2011 Miyagi-ken Oki 40 km 3.9 38.7 N 141.9 E 2 No tsunami alerts 00:48 JST 20 May 2011 Iwate-ken Oki 50 km 3.6 39.7 N 142.2 E 1 No tsunami alerts 04:30 JST 20 May 2011 Aomori-ken Shimokita-chiho 10 km 2.8 41.2 N 140.9 E 2 No tsunami alerts 04:42 JST 20 May 2011 Fukushima-ken Oki 10 km 3.9 37.2 N 141.2 E 2 No tsunami alerts 06:55 JST 20 May 2011 Miyagi-ken Chubu 10 km 2.4 38.3 N 140.7 E 1 No tsunami alerts 07:02 JST 20 May 2011 Miyagi-ken Oki 30 km 3.8 38.8 N 142.5 E 1 No tsunami alerts 07:04 JST 20 May 2011 Fukushima-ken Hamadori 10 km 3.1 37.2 N 141.0 E 1 No tsunami alerts 07:38 JST 20 May 2011 Miyagi-ken Chubu 10 km 2.6 38.3 N 140.7 E 1 No tsunami alerts 08:52 JST 20 May 2011 Fukushima-ken Hamadori 20 km 3.6 36.9 N 140.8 E 1 No tsunami alerts 09:02 JST 20 May 2011 Ibaraki-ken Hokubu 60 km 3.3 36.3 N 140.5 E 1 No tsunami alerts 09:10 JST 20 May 2011 Miyagi-ken Oki 40 km 4.4 37.8 N 142.1 E 2 No tsunami alerts 09:46 JST 20 May 2011 Ibaraki-ken Oki 30 km 5.8 35.8 N 141.3 E 4 No tsunami alerts 09:46 JST 20 May 2011 Ibaraki-ken Oki 30 km 5.8 35.8 N 141.3 E 4 Intensity correction 12:35 JST 20 May 2011 Akita-ken Nairiku-nambu very shallow 2.3 39.5 N 140.3 E 1 No tsunami alerts 12:50 JST 20 May 2011 Fukushima-ken Oki 50 km 3.9 37.0 N 141.2 E 2 No tsunami alerts 13:48 JST 20 May 2011 Ibaraki-ken Hokubu 10 km 3.5 36.7 N 140.6 E 2 No tsunami alerts 14:04 JST 20 May 2011 Akita-ken Engan-nambu 10 km 2.7 39.5 N 140.2 E 1 No tsunami alerts 15:05 JST 20 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.9 E 1 No tsunami alerts 16:28 JST 20 May 2011 Fukushima-ken Oki 40 km 5.2 37.5 N 141.5 E 4 No tsunami alerts 16:36 JST 20 May 2011 Fukushima-ken Oki 40 km 3.5 37.4 N 141.4 E 1 No tsunami alerts 17:53 JST 20 May 2011 Ibaraki-ken Nambu 70 km 4.6 36.0 N 140.1 E 4 No tsunami alerts 17:53 JST 20 May 2011 Ibaraki-ken Nambu 70 km 4.6 36.0 N 140.1 E 4 Intensity correction 19:36 JST 20 May 2011 Toyama-ken Seibu 10 km 2.8 36.4 N 136.8 E 1 No tsunami alerts 20:04 JST 20 May 2011 Ibaraki-ken Oki 20 km 3.3 35.9 N 141.0 E 1 No tsunami alerts 20:16 JST 20 May 2011 Ibaraki-ken Oki 40 km 4.0 36.3 N 141.1 E 2 No tsunami alerts 20:42 JST 20 May 2011 Miyagi-ken Oki 50 km 4.3 38.2 N 141.7 E 2 No tsunami alerts 21:31 JST 20 May 2011 Miyagi-ken Oki 60 km 3.4 38.7 N 141.7 E 1 No tsunami alerts 21:59 JST 20 May 2011 Fukushima-ken Oki 40 km 3.5 37.5 N 141.5 E 1 No tsunami alerts 22:20 JST 20 May 2011 Ibaraki-ken Hokubu very shallow 2.7 36.6 N 140.6 E 1 No tsunami alerts 23:13 JST 20 May 2011 Niigata-ken Chuetsu-chiho 10 km 2.5 37.0 N 138.6 E 1 No tsunami alerts 23:49 JST 20 May 2011 Fukushima-ken Hamadori 20 km 3.3 37.0 N 140.7 E 1 No tsunami alerts 00:02 JST 21 May 2011 Akita-ken Engan-nambu 10 km 2.4 39.5 N 140.2 E 1 No tsunami alerts 01:04 JST 21 May 2011 Kanagawa-ken Seibu 20 km 3.9 35.5 N 139.1 E 3 No tsunami alerts 01:33 JST 21 May 2011 Miyagi-ken Chubu 10 km 2.9 38.3 N 140.7 E 1 No tsunami alerts 03:01 JST 21 May 2011 Ibaraki-ken Hokubu 10 km 3.4 36.9 N 140.6 E 1 No tsunami alerts 03:32 JST 21 May 2011 Iwate-ken Oki 30 km 3.9 39.0 N 142.5 E 1 No tsunami alerts 05:20 JST 21 May 2011 Ibaraki-ken Oki 20 km 3.7 35.9 N 141.0 E 2 No tsunami alerts 05:22 JST 21 May 2011 Ibaraki-ken Hokubu 20 km 3.5 36.9 N 140.6 E 2 No tsunami alerts 06:18 JST 21 May 2011 Miyakojima Kinkai 50 km 3.8 24.8 N 125.4 E 1 No tsunami alerts 06:40 JST 21 May 2011 Fukushima-ken Oki 40 km 3.6 36.9 N 141.3 E 1 No tsunami alerts 08:43 JST 21 May 2011 Miyagi-ken Oki 10 km 4.5 38.2 N 142.2 E 1 No tsunami alerts 09:34 JST 21 May 2011 Miyagi-ken Oki 50 km 3.4 38.7 N 142.2 E 1 No tsunami alerts 11:16 JST 21 May 2011 Fukushima-ken Hamadori very shallow 3.1 37.2 N 140.8 E 2 No tsunami alerts 11:46 JST 21 May 2011 Miyagi-ken Oki 40 km 3.7 38.2 N 141.9 E 1 No tsunami alerts 11:52 JST 21 May 2011 Chiba-ken Toho-oki very shallow 2.8 35.8 N 141.0 E 1 No tsunami alerts 12:40 JST 21 May 2011 Fukushima-ken Oki 50 km 4.1 37.1 N 141.2 E 3 No tsunami alerts 14:35 JST 21 May 2011 Iwate-ken Oki 30 km 4.4 39.1 N 142.5 E 2 No tsunami alerts 15:25 JST 21 May 2011 Shiga-ken Hokubu 10 km 3.6 35.4 N 135.9 E 2 No tsunami alerts 15:47 JST 21 May 2011 Iwate-ken Oki 30 km 3.7 39.0 N 142.5 E 1 No tsunami alerts 17:51 JST 21 May 2011 Ibaraki-ken Nambu 50 km 4.1 36.1 N 140.4 E 2 No tsunami alerts 18:44 JST 21 May 2011 Fukushima-ken Oki 20 km 4.1 37.6 N 141.8 E 1 No tsunami alerts 19:24 JST 21 May 2011 Fukushima-ken Oki 50 km 4.4 37.2 N 141.5 E 3 No tsunami alerts 19:42 JST 21 May 2011 Miyagi-ken Oki 40 km 4.3 38.7 N 142.2 E 2 No tsunami alerts 20:54 JST 21 May 2011 Tochigi-ken Hokubu very shallow 2.9 36.9 N 139.4 E 1 No tsunami alerts 21:05 JST 21 May 2011 Miyagi-ken Oki 60 km 3.7 38.2 N 141.6 E 1 No tsunami alerts 23:06 JST 21 May 2011 Tochigi-ken Hokubu very shallow 2.7 36.9 N 139.5 E 1 No tsunami alerts 23:16 JST 21 May 2011 Miyagi-ken Oki 40 km 4.1 38.2 N 142.0 E 1 No tsunami alerts 00:03 JST 22 May 2011 Ibaraki-ken Oki 50 km 4.2 36.6 N 140.9 E 3 No tsunami alerts 00:19 JST 22 May 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.1 32.9 N 130.7 E 1 No tsunami alerts 02:17 JST 22 May 2011 Fukushima-ken Aizu 10 km 3.5 37.0 N 139.4 E 3 No tsunami alerts 02:37 JST 22 May 2011 Ibaraki-ken Oki 40 km 3.9 36.3 N 141.1 E 1 No tsunami alerts 02:45 JST 22 May 2011 Nemuro-chiho Hokubu 150 km 3.9 43.5 N 144.9 E 2 No tsunami alerts 04:51 JST 22 May 2011 Fukushima-ken Hamadori very shallow 3.0 37.1 N 140.8 E 2 No tsunami alerts 05:13 JST 22 May 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.8 33.0 N 130.7 E 1 No tsunami alerts 07:06 JST 22 May 2011 Chiba-ken Hokutobu 40 km 5.5 35.8 N 140.7 E 4 No tsunami alerts 07:06 JST 22 May 2011 Chiba-ken Hokutobu 40 km 5.5 35.8 N 140.7 E 4 Intensity correction 07:32 JST 22 May 2011 Fukushima-ken Oki 60 km 3.9 37.0 N 141.1 E 2 No tsunami alerts 12:16 JST 22 May 2011 Iwate-ken Oki 40 km 4.0 39.8 N 142.3 E 1 No tsunami alerts 13:21 JST 22 May 2011 Ibaraki-ken Hokubu 10 km 3.3 36.6 N 140.6 E 1 No tsunami alerts 14:59 JST 22 May 2011 Akita-ken Engan-nambu 10 km 2.7 39.5 N 140.2 E 1 No tsunami alerts 15:17 JST 22 May 2011 Fukushima-ken Oki 40 km 3.9 37.6 N 141.6 E 1 No tsunami alerts 15:59 JST 22 May 2011 Akita-ken Engan-nambu 10 km 2.1 39.6 N 140.2 E 1 No tsunami alerts 17:28 JST 22 May 2011 Sanriku Oki 20 km 4.7 39.1 N 142.9 E 1 No tsunami alerts 17:33 JST 22 May 2011 Sanriku Oki 10 km 4.6 39.1 N 142.8 E 2 No tsunami alerts 18:44 JST 22 May 2011 Chiba-ken Toho-oki 30 km 3.2 35.8 N 141.0 E 1 No tsunami alerts 18:47 JST 22 May 2011 Fukushima-ken Oki 30 km 3.2 37.4 N 141.3 E 1 No tsunami alerts 19:02 JST 22 May 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.8 E 1 No tsunami alerts 20:07 JST 22 May 2011 Fukushima-ken Oki 10 km 4.7 37.6 N 142.1 E 2 No tsunami alerts 21:08 JST 22 May 2011 Mutsu-wan 10 km 3.0 41.1 N 140.9 E 1 No tsunami alerts 23:46 JST 22 May 2011 Fukushima-ken Oki 10 km 5.5 37.6 N 143.4 E 2 No tsunami alerts 00:15 JST 23 May 2011 Ibaraki-ken Hokubu 10 km 3.7 36.8 N 140.6 E 1 No tsunami alerts 01:18 JST 23 May 2011 Kumamoto-ken Kumamoto-chiho 10 km 3.3 33.0 N 130.7 E 2 No tsunami alerts 01:26 JST 23 May 2011 Miyagi-ken Chubu very shallow 2.0 38.3 N 140.7 E 1 No tsunami alerts 05:31 JST 23 May 2011 Yamagata-ken Murayama-chiho 10 km 2.6 38.5 N 140.0 E 1 No tsunami alerts 06:40 JST 23 May 2011 Fukushima-ken Oki 40 km 4.4 37.6 N 141.7 E 2 No tsunami alerts 07:12 JST 23 May 2011 Miyagi-ken Oki 40 km 3.4 38.5 N 142.1 E 1 No tsunami alerts 12:26 JST 23 May 2011 Miyagi-ken Oki 50 km 3.8 38.2 N 141.7 E 2 No tsunami alerts 14:21 JST 23 May 2011 Miyagi-ken Oki 20 km 4.6 38.2 N 142.1 E 2 No tsunami alerts 14:33 JST 23 May 2011 Miyagi-ken Oki 40 km 3.9 38.7 N 142.3 E 1 No tsunami alerts 15:10 JST 23 May 2011 Shizuoka-ken Tobu 20 km 2.0 35.3 N 138.7 E 1 No tsunami alerts 16:17 JST 23 May 2011 Miyagi-ken Oki 50 km 3.8 38.3 N 141.8 E 1 No tsunami alerts 18:32 JST 23 May 2011 Saitama-ken Nambu 90 km 3.7 35.9 N 139.7 E 1 No tsunami alerts 18:46 JST 23 May 2011 Fukushima-ken Hamadori 10 km 3.1 37.1 N 140.8 E 2 No tsunami alerts 19:37 JST 23 May 2011 Akita-ken Nairiku-nambu very shallow 2.3 39.5 N 140.3 E 1 No tsunami alerts 19:37 JST 23 May 2011 Fukushima-ken Oki 50 km 3.9 37.0 N 141.2 E 1 No tsunami alerts 20:17 JST 23 May 2011 Fukushima-ken Aizu 10 km 3.1 37.7 N 139.9 E 1 No tsunami alerts 21:01 JST 23 May 2011 Fukushima-ken Hamadori 10 km 3.0 36.9 N 140.8 E 1 No tsunami alerts 22:06 JST 23 May 2011 Miyagi-ken Chubu 10 km 2.7 38.3 N 140.7 E 1 No tsunami alerts 22:25 JST 23 May 2011 Fukushima-ken Oki 20 km 3.7 37.0 N 141.1 E 1 No tsunami alerts 23:07 JST 23 May 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.7 E 2 No tsunami alerts 23:40 JST 23 May 2011 Miyagi-ken Oki 20 km 4.8 38.0 N 142.6 E 2 No tsunami alerts 00:09 JST 24 May 2011 Fukushima-ken Hamadori 10 km 3.4 36.9 N 140.7 E 1 No tsunami alerts 03:32 JST 24 May 2011 Fukushima-ken Hamadori 10 km 3.3 37.1 N 140.7 E 1 No tsunami alerts 03:50 JST 24 May 2011 Miyagi-ken Oki 10 km 4.1 38.3 N 142.0 E 1 No tsunami alerts 05:49 JST 24 May 2011 Ibaraki-ken Oki 30 km 3.4 36.5 N 140.9 E 1 No tsunami alerts 06:54 JST 24 May 2011 Fukushima-ken Oki 20 km 3.6 37.2 N 141.3 E 1 No tsunami alerts 06:55 JST 24 May 2011 Miyagi-ken Oki 50 km 3.8 38.5 N 141.7 E 2 No tsunami alerts 06:56 JST 24 May 2011 Fukushima-ken Nakadori 20 km 3.0 37.1 N 140.5 E 2 No tsunami alerts 08:26 JST 24 May 2011 Akita-ken Nairiku-nambu 10 km 2.7 39.6 N 140.6 E 1 No tsunami alerts 08:56 JST 24 May 2011 Ibaraki-ken Oki 20 km 4.1 36.0 N 141.4 E 2 No tsunami alerts 09:55 JST 24 May 2011 Chiba-ken Hokutobu 40 km 3.7 35.8 N 140.7 E 1 No tsunami alerts 10:10 JST 24 May 2011 Chiba-ken Hokutobu 50 km 3.4 35.7 N 140.7 E 1 No tsunami alerts 10:40 JST 24 May 2011 Ibaraki-ken Hokubu 10 km 3.4 36.7 N 140.7 E 2 No tsunami alerts 11:18 JST 24 May 2011 Fukushima-ken Oki 50 km 3.3 37.1 N 141.2 E 1 No tsunami alerts 12:04 JST 24 May 2011 Fukushima-ken Nakadori 10 km 2.6 37.1 N 140.6 E 1 No tsunami alerts 12:21 JST 24 May 2011 Iwate-ken Oki 50 km 2.9 39.6 N 142.1 E 1 No tsunami alerts 12:29 JST 24 May 2011 Chiba-ken Nanto-oki 30 km 3.0 35.0 N 140.3 E 1 No tsunami alerts 12:41 JST 24 May 2011 Sanriku Oki 10 km 5.8 39.7 N 143.5 E 3 No tsunami alerts 13:14 JST 24 May 2011 Tochigi-ken Hokubu 10 km 2.8 36.9 N 139.4 E 1 No tsunami alerts 13:47 JST 24 May 2011 Miyagi-ken Oki 30 km 4.4 38.4 N 142.3 E 1 No tsunami alerts 14:30 JST 24 May 2011 Fukushima-ken Oki 30 km 4.1 37.0 N 141.2 E 1 No tsunami alerts 14:43 JST 24 May 2011 Tokachi-chiho Nambu 50 km 4.1 42.4 N 143.1 E 2 No tsunami alerts 15:37 JST 24 May 2011 Chiba-ken Hokutobu 50 km 3.1 35.8 N 140.7 E 1 No tsunami alerts 15:43 JST 24 May 2011 Fukushima-ken Hamadori 20 km 3.2 37.0 N 140.6 E 1 No tsunami alerts 16:10 JST 24 May 2011 Seto-naikai Chubu 20 km 3.3 34.4 N 133.4 E 1 No tsunami alerts 17:03 JST 24 May 2011 Fukushima-ken Oki 50 km 3.9 37.1 N 141.2 E 2 No tsunami alerts 18:58 JST 24 May 2011 Okinawa-honto Kinkai 40 km 3.8 27.3 N 128.9 E 2 No tsunami alerts 19:18 JST 24 May 2011 Ibaraki-ken Oki 30 km 4.6 36.8 N 141.3 E 3 No tsunami alerts 19:27 JST 24 May 2011 Akita-ken Nairiku-nambu 10 km 2.5 39.6 N 140.6 E 1 No tsunami alerts 19:46 JST 24 May 2011 Akita-ken Nairiku-nambu 20 km 2.5 39.6 N 140.7 E 2 No tsunami alerts 20:49 JST 24 May 2011 Ibaraki-ken Oki 30 km 4.9 36.4 N 141.2 E Unkn No tsunami alerts 20:50 JST 24 May 2011 Chiba-ken Hokuseibu 70 km 3.8 35.7 N 140.0 E 2 No tsunami alerts 01:04 JST 25 May 2011 Bungo-suido 50 km 3.0 33.2 N 132.2 E 1 No tsunami alerts 01:31 JST 25 May 2011 Toyama-ken Seibu very shallow 3.4 36.4 N 136.8 E 2 No tsunami alerts 05:12 JST 25 May 2011 Miyagi-ken Oki 60 km 3.9 38.3 N 141.9 E 1 No tsunami alerts 05:36 JST 25 May 2011 Fukushima-ken Hamadori 10 km 5.1 37.1 N 140.9 E 5 lower No tsunami alerts 05:49 JST 25 May 2011 Fukushima-ken Hamadori very shallow 2.6 37.1 N 140.8 E 1 No tsunami alerts 05:54 JST 25 May 2011 Fukushima-ken Hamadori 10 km 2.5 37.1 N 140.8 E 1 No tsunami alerts 05:59 JST 25 May 2011 Fukushima-ken Hamadori 10 km 3.3 37.1 N 140.9 E 2 No tsunami alerts 06:21 JST 25 May 2011 Miyagi-ken Oki 60 km 3.7 37.9 N 141.6 E 1 No tsunami alerts 06:30 JST 25 May 2011 Fukushima-ken Hamadori 10 km 2.4 37.1 N 140.8 E 1 No tsunami alerts 06:36 JST 25 May 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.8 E 1 No tsunami alerts 06:46 JST 25 May 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E 2 No tsunami alerts 06:57 JST 25 May 2011 Fukushima-ken Hamadori 10 km 2.1 37.1 N 140.9 E 1 No tsunami alerts 07:05 JST 25 May 2011 Iwate-ken Oki 30 km 3.9 39.2 N 142.4 E 1 No tsunami alerts 07:38 JST 25 May 2011 Fukushima-ken Oki 40 km 4.4 37.4 N 141.6 E 3 No tsunami alerts 08:03 JST 25 May 2011 Ibaraki-ken Oki 10 km 3.7 36.8 N 140.8 E 2 No tsunami alerts 09:19 JST 25 May 2011 Ibaraki-ken Nambu 70 km 4.5 35.9 N 140.2 E 3 No tsunami alerts 09:34 JST 25 May 2011 Fukushima-ken Hamadori 10 km 3.1 37.1 N 140.9 E 1 No tsunami alerts 10:04 JST 25 May 2011 Miyagi-ken Oki 40 km 4.1 38.3 N 142.2 E 1 No tsunami alerts 11:53 JST 25 May 2011 Ibaraki-ken Oki 20 km 3.1 35.9 N 140.9 E 1 No tsunami alerts 12:24 JST 25 May 2011 Iwate-ken Oki 30 km 4.0 39.1 N 142.3 E 1 No tsunami alerts 12:47 JST 25 May 2011 Fukushima-ken Hamadori 20 km 3.0 37.0 N 140.6 E 2 No tsunami alerts 13:07 JST 25 May 2011 Chiba-ken Hokutobu 50 km 3.4 35.8 N 140.7 E 1 No tsunami alerts 13:11 JST 25 May 2011 Miyagi-ken Oki 20 km 3.9 38.1 N 142.1 E 1 No tsunami alerts 14:07 JST 25 May 2011 Fukushima-ken Oki 50 km 3.4 36.9 N 141.1 E 1 No tsunami alerts 14:49 JST 25 May 2011 Fukushima-ken Hamadori 10 km 3.5 36.9 N 140.7 E 1 No tsunami alerts 15:12 JST 25 May 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E 1 No tsunami alerts 15:35 JST 25 May 2011 Miyagi-ken Chubu 10 km 2.4 38.4 N 141.2 E 1 No tsunami alerts 16:20 JST 25 May 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E 1 No tsunami alerts 17:08 JST 25 May 2011 Chiba-ken Hokutobu 50 km 3.1 35.8 N 140.7 E 1 No tsunami alerts 17:28 JST 25 May 2011 Miyagi-ken Oki 60 km 4.1 38.1 N 141.6 E 2 No tsunami alerts 17:48 JST 25 May 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.9 E 1 No tsunami alerts 19:04 JST 25 May 2011 Southern Sea of Okhotsk 550 km 5.3 48.7 N 148.5 E 1 No tsunami alerts 20:48 JST 25 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.9 E 1 No tsunami alerts 21:55 JST 25 May 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.8 E 1 No tsunami alerts 23:20 JST 25 May 2011 Chiba-ken Toho-oki 20 km 3.9 35.5 N 141.0 E 2 No tsunami alerts 00:30 JST 26 May 2011 Fukushima-ken Hamadori 10 km 3.6 37.0 N 140.8 E 1 No tsunami alerts 01:58 JST 26 May 2011 Ibaraki-ken Hokubu 20 km 3.5 36.8 N 140.6 E 1 No tsunami alerts 02:27 JST 26 May 2011 Iwate-ken Oki 50 km 3.8 39.8 N 142.3 E 1 No tsunami alerts 05:29 JST 26 May 2011 Sanriku Oki 10 km 4.8 39.6 N 143.7 E 1 No tsunami alerts 07:36 JST 26 May 2011 Fukushima-ken Hamadori 10 km 3.4 37.2 N 141.0 E 1 No tsunami alerts 09:49 JST 26 May 2011 Miyagi-ken Hokubu very shallow 3.1 38.8 N 140.6 E 3 No tsunami alerts 10:08 JST 26 May 2011 Fukushima-ken Oki 10 km 3.7 37.2 N 141.2 E 1 No tsunami alerts 10:37 JST 26 May 2011 Fukushima-ken Oki 30 km 3.5 37.2 N 141.1 E 2 No tsunami alerts 10:44 JST 26 May 2011 Miyagi-ken Oki 50 km 3.5 38.8 N 142.1 E 1 No tsunami alerts 12:22 JST 26 May 2011 Ibaraki-ken Hokubu 10 km 3.1 36.7 N 140.7 E 1 No tsunami alerts 12:23 JST 26 May 2011 Chiba-ken Toho-oki 40 km 3.1 35.5 N 140.8 E 1 No tsunami alerts 15:57 JST 26 May 2011 Iwate-ken Oki 50 km 4.0 39.6 N 142.1 E 3 No tsunami alerts 17:21 JST 26 May 2011 Fukushima-ken Oki 30 km 3.4 37.1 N 141.2 E 1 No tsunami alerts 17:24 JST 26 May 2011 Chiba-ken Toho-oki very shallow 3.9 35.8 N 141.1 E 1 No tsunami alerts 19:08 JST 26 May 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.9 E 1 No tsunami alerts 19:15 JST 26 May 2011 Fukushima-ken Hamadori very shallow 4.0 37.1 N 140.9 E 3 No tsunami alerts 19:56 JST 26 May 2011 Ibaraki-ken Hokubu 10 km 4.8 36.7 N 140.6 E 4 No tsunami alerts 19:56 JST 26 May 2011 Ibaraki-ken Hokubu 10 km 4.8 36.7 N 140.6 E 4 Intensity correction 20:07 JST 26 May 2011 Ibaraki-ken Hokubu very shallow 3.0 36.7 N 140.7 E 1 No tsunami alerts 20:12 JST 26 May 2011 Ibaraki-ken Hokubu 10 km 4.1 36.7 N 140.7 E 3 No tsunami alerts 20:19 JST 26 May 2011 Fukushima-ken Hamadori very shallow 2.9 37.1 N 140.8 E 1 No tsunami alerts 21:22 JST 26 May 2011 Fukushima-ken Hamadori very shallow 3.4 37.1 N 140.9 E 3 No tsunami alerts 21:28 JST 26 May 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.7 E 1 No tsunami alerts 22:36 JST 26 May 2011 Nagano-ken Chubu very shallow 3.0 36.2 N 138.1 E 1 No tsunami alerts 00:04 JST 27 May 2011 Iwate-ken Oki 20 km 4.2 39.1 N 142.5 E 2 No tsunami alerts 01:30 JST 27 May 2011 Aomori-ken Toho-oki 50 km 3.3 40.7 N 142.2 E 1 No tsunami alerts 02:19 JST 27 May 2011 Ibaraki-ken Oki 30 km 4.2 36.6 N 141.4 E 2 No tsunami alerts 02:44 JST 27 May 2011 Ibaraki-ken Oki 40 km 3.7 36.4 N 141.1 E 1 No tsunami alerts 03:14 JST 27 May 2011 Miyagi-ken Oki 60 km 3.6 38.4 N 141.7 E 1 No tsunami alerts 04:17 JST 27 May 2011 Ibaraki-ken Oki 30 km 3.4 36.4 N 140.9 E 1 No tsunami alerts 04:50 JST 27 May 2011 Fukushima-ken Hamadori 10 km 3.8 37.1 N 140.7 E 2 No tsunami alerts 07:09 JST 27 May 2011 Ibaraki-ken Oki 20 km 3.5 36.0 N 141.1 E 1 No tsunami alerts 07:53 JST 27 May 2011 Iwate-ken Oki 30 km 3.7 39.1 N 142.4 E 1 No tsunami alerts 08:21 JST 27 May 2011 Fukushima-ken Hamadori 10 km 3.7 37.1 N 140.9 E 2 No tsunami alerts 08:25 JST 27 May 2011 Fukushima-ken Hamadori very shallow 3.5 37.1 N 140.8 E 3 No tsunami alerts 08:34 JST 27 May 2011 Fukushima-ken Oki 20 km 4.3 37.1 N 141.4 E 1 No tsunami alerts 10:38 JST 27 May 2011 Chiba-ken Toho-oki 40 km 4.1 35.3 N 141.0 E 1 No tsunami alerts 11:28 JST 27 May 2011 Ibaraki-ken Oki very shallow 3.2 36.7 N 140.8 E 1 No tsunami alerts 12:34 JST 27 May 2011 Fukushima-ken Hamadori 10 km 4.7 37.1 N 140.9 E 4 No tsunami alerts 13:44 JST 27 May 2011 Fukushima-ken Hamadori very shallow 3.8 37.1 N 140.9 E 3 No tsunami alerts 14:18 JST 27 May 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.7 E 1 No tsunami alerts 14:23 JST 27 May 2011 Ibaraki-ken Nambu 40 km 3.3 36.0 N 140.3 E 1 No tsunami alerts 15:04 JST 27 May 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E 1 No tsunami alerts 15:11 JST 27 May 2011 Tokara-retto Kinkai very shallow 3.2 29.8 N 130.0 E 1 No tsunami alerts 15:32 JST 27 May 2011 Chiba-ken Toho-oki very shallow 3.7 35.8 N 141.0 E 1 No tsunami alerts 15:53 JST 27 May 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.9 E 1 No tsunami alerts 15:56 JST 27 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.9 E 1 No tsunami alerts 16:11 JST 27 May 2011 Akita-ken Nairiku-nambu 10 km 2.7 39.5 N 140.3 E 2 No tsunami alerts 17:04 JST 27 May 2011 Fukushima-ken Hamadori 20 km 4.2 37.1 N 140.7 E Unkn No tsunami alerts 17:03 JST 27 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.8 E 1 No tsunami alerts 17:51 JST 27 May 2011 Fukushima-ken Oki 40 km 3.6 36.9 N 141.1 E 1 No tsunami alerts 17:54 JST 27 May 2011 Akita-ken Nairiku-nambu 10 km 1.8 39.5 N 140.3 E 1 No tsunami alerts 19:30 JST 27 May 2011 Osumi-hanto Toho-oki 40 km 3.9 31.1 N 131.5 E 1 No tsunami alerts 19:53 JST 27 May 2011 Akita-ken Nairiku-nambu 10 km 2.4 39.5 N 140.4 E 3 No tsunami alerts 19:51 JST 27 May 2011 Akita-ken Nairiku-nambu 10 km 2.1 39.5 N 140.4 E 1 No tsunami alerts 20:25 JST 27 May 2011 Fukushima-ken Hamadori 10 km 3.5 37.0 N 140.9 E 3 No tsunami alerts 20:51 JST 27 May 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.9 E 2 No tsunami alerts 22:02 JST 27 May 2011 Yamagata-ken Okitama-chiho 10 km 3.0 37.8 N 140.0 E 1 No tsunami alerts 22:33 JST 27 May 2011 Akita-ken Nairiku-nambu 20 km 4.5 39.6 N 140.7 E 4 No tsunami alerts 22:51 JST 27 May 2011 Izu-ohshima Kinkai 30 km 3.6 35.0 N 139.5 E 2 No tsunami alerts 23:39 JST 27 May 2011 Ibaraki-ken Oki 40 km 4.3 36.4 N 141.2 E 2 No tsunami alerts 00:02 JST 28 May 2011 Ibaraki-ken Oki 10 km 4.3 35.9 N 141.1 E 1 No tsunami alerts 00:42 JST 28 May 2011 Fukushima-ken Oki 50 km 3.2 36.9 N 141.2 E 1 No tsunami alerts 03:33 JST 28 May 2011 Niigata-ken Chuetsu-chiho 10 km 3.3 37.0 N 138.7 E 3 No tsunami alerts 04:13 JST 28 May 2011 Izu-hanto Toho-oki 10 km 2.5 35.0 N 139.1 E 1 No tsunami alerts 04:30 JST 28 May 2011 Ibaraki-ken Oki 20 km 3.2 36.7 N 140.8 E 1 No tsunami alerts 05:25 JST 28 May 2011 Niigata-ken Chuetsu-chiho 10 km 1.8 37.1 N 138.7 E 1 No tsunami alerts 05:30 JST 28 May 2011 Ibaraki-ken Oki 20 km 3.2 36.7 N 140.8 E 1 No tsunami alerts 06:11 JST 28 May 2011 Miyagi-ken Chubu 10 km 2.3 38.3 N 140.7 E 1 No tsunami alerts 07:44 JST 28 May 2011 Fukushima-ken Hamadori very shallow 2.6 37.1 N 140.9 E 1 No tsunami alerts 07:49 JST 28 May 2011 Fukushima-ken Hamadori 10 km 3.1 37.1 N 140.9 E 2 No tsunami alerts 07:50 JST 28 May 2011 Fukushima-ken Hamadori 10 km 3.1 37.1 N 140.9 E 2 No tsunami alerts 08:02 JST 28 May 2011 Iwate-ken Oki 50 km 4.5 39.8 N 142.2 E 3 No tsunami alerts 10:08 JST 28 May 2011 Iwate-ken Oki 20 km 4.3 39.6 N 142.7 E 1 No tsunami alerts 10:34 JST 28 May 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.9 E 1 No tsunami alerts 10:57 JST 28 May 2011 Chiba-ken Toho-oki 10 km 4.5 35.7 N 141.0 E 3 No tsunami alerts 10:59 JST 28 May 2011 Ibaraki-ken Hokubu very shallow 3.1 36.8 N 140.6 E 1 No tsunami alerts 11:14 JST 28 May 2011 Ibaraki-ken Hokubu 50 km 4.3 36.5 N 140.6 E 3 No tsunami alerts 16:03 JST 28 May 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.9 33.0 N 130.7 E 2 No tsunami alerts 16:43 JST 28 May 2011 Fukushima-ken Hamadori 20 km 2.9 37.0 N 140.6 E 2 No tsunami alerts 19:06 JST 28 May 2011 Tokara-retto Kinkai 20 km 1.8 29.3 N 129.1 E 1 No tsunami alerts 19:38 JST 28 May 2011 Fukushima-ken Hamadori 20 km 2.7 37.0 N 140.6 E 1 No tsunami alerts 19:47 JST 28 May 2011 Fukushima-ken Hamadori 20 km 3.6 36.9 N 140.8 E 1 No tsunami alerts 20:55 JST 28 May 2011 Miyagi-ken Oki 40 km 4.3 38.7 N 142.4 E 2 No tsunami alerts 21:28 JST 28 May 2011 Ibaraki-ken Nambu 80 km 3.8 36.0 N 140.0 E 1 No tsunami alerts 22:15 JST 28 May 2011 Fukushima-ken Oki 50 km 3.2 37.3 N 141.3 E 1 No tsunami alerts 22:46 JST 28 May 2011 Ibaraki-ken Oki 10 km 5.0 36.4 N 142.2 E 1 No tsunami alerts 22:54 JST 28 May 2011 Fukushima-ken Hamadori 20 km 3.8 37.0 N 140.8 E 2 No tsunami alerts 23:56 JST 28 May 2011 Fukushima-ken Oki 10 km 4.7 37.5 N 143.5 E 1 No tsunami alerts 00:52 JST 29 May 2011 Oita-ken Nambu 10 km 3.2 32.9 N 131.7 E 2 No tsunami alerts 01:36 JST 29 May 2011 Miyagi-ken Hokubu very shallow 2.2 38.8 N 140.6 E 2 No tsunami alerts 01:54 JST 29 May 2011 Chiba-ken Hokuseibu 80 km 3.7 35.7 N 140.1 E 1 No tsunami alerts 02:59 JST 29 May 2011 Iwate-ken Oki 40 km 3.8 40.2 N 142.1 E 2 No tsunami alerts 03:12 JST 29 May 2011 Nagano-ken Chubu 10 km 2.8 36.2 N 138.1 E 1 No tsunami alerts 03:53 JST 29 May 2011 Miyagi-ken Oki 40 km 4.3 38.9 N 142.3 E 2 No tsunami alerts 04:16 JST 29 May 2011 Miyagi-ken Oki 40 km 3.2 38.9 N 142.0 E 1 No tsunami alerts 05:18 JST 29 May 2011 Satsuma-hanto Seiho-oki very shallow 4.4 31.6 N 129.6 E 3 No tsunami alerts 06:04 JST 29 May 2011 Fukushima-ken Oki 50 km 4.0 37.3 N 141.4 E 2 No tsunami alerts 06:39 JST 29 May 2011 Fukushima-ken Hamadori very shallow 2.3 37.1 N 140.8 E 1 No tsunami alerts 07:02 JST 29 May 2011 Fukushima-ken Hamadori very shallow 3.0 37.1 N 140.8 E 2 No tsunami alerts 07:09 JST 29 May 2011 Miyagi-ken Oki 50 km 3.5 38.8 N 142.1 E 1 No tsunami alerts 08:28 JST 29 May 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E 1 No tsunami alerts 08:51 JST 29 May 2011 Kumamoto-ken Kumamoto-chiho 10 km 3.2 33.0 N 130.7 E 2 No tsunami alerts 09:03 JST 29 May 2011 Iwate-ken Oki 40 km 4.1 39.7 N 142.4 E 2 No tsunami alerts 10:22 JST 29 May 2011 Miyagi-ken Oki 50 km 3.4 38.5 N 141.9 E 1 No tsunami alerts 10:42 JST 29 May 2011 Fukushima-ken Oki 50 km 3.5 37.1 N 141.2 E 2 No tsunami alerts 11:27 JST 29 May 2011 Ibaraki-ken Hokubu 20 km 3.5 36.8 N 140.6 E 2 No tsunami alerts 11:56 JST 29 May 2011 Ibaraki-ken Oki 30 km 3.9 36.6 N 141.1 E 2 No tsunami alerts 12:12 JST 29 May 2011 Miyagi-ken Oki 50 km 4.0 38.2 N 141.7 E 1 No tsunami alerts 12:43 JST 29 May 2011 Chiba-ken Hokuseibu 30 km 3.0 35.5 N 140.2 E 2 No tsunami alerts 12:58 JST 29 May 2011 Iwate-ken Oki 50 km 3.8 39.6 N 142.2 E 1 No tsunami alerts 13:23 JST 29 May 2011 Fukushima-ken Hamadori 10 km 4.2 37.0 N 140.6 E 2 No tsunami alerts 13:44 JST 29 May 2011 Fukushima-ken Hamadori 10 km 3.5 36.9 N 140.7 E 2 No tsunami alerts 15:22 JST 29 May 2011 Fukushima-ken Nakadori 20 km 2.8 37.1 N 140.6 E 1 No tsunami alerts 18:38 JST 29 May 2011 Fukushima-ken Oki 40 km 3.8 37.8 N 141.8 E 1 No tsunami alerts 18:40 JST 29 May 2011 Miyagi-ken Oki 60 km 4.1 38.4 N 141.8 E 2 No tsunami alerts 18:49 JST 29 May 2011 Ibaraki-ken Oki 40 km 4.1 36.4 N 141.0 E 2 No tsunami alerts 20:14 JST 29 May 2011 Fukushima-ken Hamadori 10 km 3.1 37.2 N 140.9 E 1 No tsunami alerts 20:30 JST 29 May 2011 Tomakomai Oki 90 km 3.5 42.2 N 141.5 E 2 No tsunami alerts 20:41 JST 29 May 2011 Ibaraki-ken Hokubu 10 km 3.6 36.8 N 140.6 E 2 No tsunami alerts 20:56 JST 29 May 2011 Akita-ken Nairiku-nambu 10 km 2.4 39.5 N 140.4 E 2 No tsunami alerts 22:40 JST 29 May 2011 Chiba-ken Toho-oki 60 km 3.4 35.7 N 140.8 E 1 No tsunami alerts 02:01 JST 30 May 2011 Miyagi-ken Oki 50 km 2.8 38.7 N 141.8 E 1 No tsunami alerts 03:32 JST 30 May 2011 Iwate-ken Oki 30 km 4.1 39.1 N 142.5 E 1 No tsunami alerts 05:50 JST 30 May 2011 Fukushima-ken Hamadori 10 km 3.4 37.1 N 140.9 E 2 No tsunami alerts 06:55 JST 30 May 2011 Fukushima-ken Aizu 10 km 3.5 37.7 N 139.9 E 2 No tsunami alerts 08:57 JST 30 May 2011 Miyagi-ken Oki 60 km 3.3 38.8 N 142.0 E 1 No tsunami alerts 10:12 JST 30 May 2011 Miyagi-ken Oki 40 km 3.8 38.7 N 142.1 E 1 No tsunami alerts 11:35 JST 30 May 2011 Ibaraki-ken Nambu 50 km 3.3 36.1 N 140.1 E 1 No tsunami alerts 12:14 JST 30 May 2011 Chiba-ken Hokuseibu 70 km 3.2 35.6 N 140.1 E 1 No tsunami alerts 12:47 JST 30 May 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.9 E 1 No tsunami alerts 13:40 JST 30 May 2011 Fukushima-ken Oki 40 km 3.1 37.1 N 141.2 E 1 No tsunami alerts 14:13 JST 30 May 2011 Shizuoka-ken Tobu 10 km 2.1 35.3 N 138.7 E 1 No tsunami alerts 14:21 JST 30 May 2011 Fukushima-ken Oki 20 km 3.7 37.3 N 141.2 E 2 No tsunami alerts 14:24 JST 30 May 2011 Fukushima-ken Hamadori very shallow 2.9 37.1 N 140.9 E 1 No tsunami alerts 14:28 JST 30 May 2011 Chiba-ken Hokuseibu 30 km 3.0 35.5 N 140.2 E 2 No tsunami alerts 14:28 JST 30 May 2011 Fukushima-ken Oki 20 km 3.7 36.9 N 140.9 E 2 No tsunami alerts 14:52 JST 30 May 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.9 E 1 No tsunami alerts 15:06 JST 30 May 2011 Fukushima-ken Hamadori 10 km 3.1 37.1 N 140.9 E 2 No tsunami alerts 15:35 JST 30 May 2011 Miyagi-ken Oki 50 km 3.5 38.7 N 142.0 E 1 No tsunami alerts 15:42 JST 30 May 2011 Miyagi-ken Oki 20 km 3.8 38.4 N 141.9 E 1 No tsunami alerts 16:49 JST 30 May 2011 Ibaraki-ken Hokubu 10 km 3.2 36.8 N 140.6 E 1 No tsunami alerts 17:17 JST 30 May 2011 Ibaraki-ken Oki 50 km 3.4 36.6 N 141.0 E 1 No tsunami alerts 18:12 JST 30 May 2011 Niigata-ken Chuetsu-chiho very shallow 2.5 37.2 N 139.1 E 1 No tsunami alerts 21:24 JST 30 May 2011 Fukushima-ken Oki 30 km 4.1 37.3 N 141.4 E 1 No tsunami alerts 22:40 JST 30 May 2011 Aomori-ken Toho-oki 50 km 3.3 40.9 N 142.1 E 1 No tsunami alerts 22:51 JST 30 May 2011 Ibaraki-ken Oki 50 km 3.3 36.3 N 140.8 E 1 No tsunami alerts 03:18 JST 31 May 2011 Fukushima-ken Hamadori 20 km 2.5 37.0 N 140.6 E 1 No tsunami alerts 03:24 JST 31 May 2011 Iwate-ken Oki 50 km 3.3 39.6 N 142.1 E 1 No tsunami alerts 03:35 JST 31 May 2011 Miyagi-ken Hokubu 90 km 3.3 38.6 N 141.0 E 1 No tsunami alerts 04:36 JST 31 May 2011 Ibaraki-ken Oki 10 km 5.0 36.5 N 140.9 E Unkn No tsunami alerts 05:39 JST 31 May 2011 Ibaraki-ken Hokubu 20 km 3.6 36.8 N 140.6 E 2 No tsunami alerts 07:16 JST 31 May 2011 Fukushima-ken Oki 30 km 3.5 37.4 N 141.3 E 2 No tsunami alerts 07:47 JST 31 May 2011 Gifu-ken Hida-chiho 10 km 2.9 36.2 N 137.4 E 1 No tsunami alerts 08:54 JST 31 May 2011 Sanriku Oki 10 km 5.0 40.2 N 143.4 E 2 No tsunami alerts 11:20 JST 31 May 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.9 E 1 No tsunami alerts 11:28 JST 31 May 2011 Ibaraki-ken Hokubu 10 km 3.3 36.7 N 140.7 E 1 No tsunami alerts 16:12 JST 31 May 2011 Fukushima-ken Oki 30 km 4.2 37.2 N 141.2 E 2 No tsunami alerts 16:50 JST 31 May 2011 Ibaraki-ken Oki 40 km 4.2 36.2 N 141.0 E 2 No tsunami alerts 16:56 JST 31 May 2011 Kushiro Oki 50 km 4.1 42.6 N 145.4 E 1 No tsunami alerts 20:08 JST 31 May 2011 Iwate-ken Oki 50 km 3.4 39.1 N 142.1 E 1 No tsunami alerts 21:28 JST 31 May 2011 Iwate-ken Oki 50 km 5.2 39.4 N 142.1 E 4 No tsunami alerts Archive Earthquake Data   JMA (final quake data) EEW (preliminary reports) 2011 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 2012 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 2013 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 2014 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 2015 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 2016 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 2017 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 2018 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7