Earthquakes Home | J1 Radio Home Page | REC Networks Home Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks 06:36 JST 11 Apr 2011 Ibaraki-ken Oki 40 km 5.2 36.7 N 141.2 E Unkn   08:47 JST 11 Apr 2011 Chiba-ken Hokuseibu 80 km 3.9 35.8 N 140.1 E Unkn   09:00 JST 11 Apr 2011 Ibaraki-ken Hokubu 20 km 4.0 36.8 N 140.6 E Unkn   09:06 JST 11 Apr 2011 Ibaraki-ken Hokubu 10 km 3.3 36.7 N 140.6 E Unkn   09:34 JST 11 Apr 2011 Ibaraki-ken Hokubu very shallow 3.3 36.7 N 140.7 E Unkn   09:39 JST 11 Apr 2011 Ibaraki-ken Hokubu 20 km 2.9 36.8 N 140.6 E Unkn   10:17 JST 11 Apr 2011 Niigata-ken Chuetsu-chiho 20 km 2.8 37.0 N 138.6 E Unkn   10:25 JST 11 Apr 2011 Ibaraki-ken Oki 30 km 3.4 36.0 N 140.7 E Unkn   10:26 JST 11 Apr 2011 Fukushima-ken Oki 30 km 4.1 37.3 N 141.2 E Unkn   11:00 JST 11 Apr 2011 Ibaraki-ken Hokubu very shallow 3.8 36.7 N 140.7 E Unkn   11:04 JST 11 Apr 2011 Nagano-ken Hokubu very shallow 1.5 36.9 N 138.6 E Unkn   11:12 JST 11 Apr 2011 Nagano-ken Hokubu 20 km 2.6 36.9 N 138.5 E Unkn   11:26 JST 11 Apr 2011 Fukushima-ken Oki 10 km 4.5 37.3 N 142.6 E Unkn   11:36 JST 11 Apr 2011 Nagano-ken Nambu 10 km 2.5 35.9 N 137.6 E Unkn   11:45 JST 11 Apr 2011 Niigata-ken Chuetsu-chiho 30 km 1.8 37.0 N 138.6 E Unkn No tsunami alerts 13:05 JST 11 Apr 2011 Ibaraki-ken Hokubu 10 km 3.6 36.8 N 140.5 E Unkn No tsunami alerts 13:40 JST 11 Apr 2011 Miyagi-ken Oki 50 km 4.0 38.2 N 141.8 E Unkn No tsunami alerts 13:51 JST 11 Apr 2011 Fukushima-ken Oki 30 km 4.9 37.5 N 141.3 E Unkn No tsunami alerts 14:06 JST 11 Apr 2011 Fukushima-ken Aizu 20 km 2.6 37.7 N 140.0 E Unkn No tsunami alerts 14:11 JST 11 Apr 2011 Iwate-ken Oki 30 km 3.7 40.1 N 142.0 E Unkn No tsunami alerts 14:59 JST 11 Apr 2011 Nagano-ken Hokubu 20 km 4.1 36.8 N 138.6 E Unkn No tsunami alerts 15:00 JST 11 Apr 2011 Nagano-ken Hokubu 20 km 3.4 36.8 N 138.6 E Unkn No tsunami alerts 15:13 JST 11 Apr 2011 Ibaraki-ken Hokubu 50 km 3.2 36.7 N 140.7 E Unkn No tsunami alerts 16:06 JST 11 Apr 2011 Fukushima-ken Oki 40 km 4.2 37.4 N 141.6 E Unkn No tsunami alerts 16:29 JST 11 Apr 2011 Miyagi-ken Oki 40 km 4.1 38.8 N 142.1 E Unkn No tsunami alerts 16:44 JST 11 Apr 2011 Fukushima-ken Aizu 10 km 3.4 37.3 N 139.8 E Unkn No tsunami alerts 17:10 JST 11 Apr 2011 Tokachi-chiho Chubu 90 km 3.7 42.7 N 143.4 E Unkn No tsunami alerts 17:26 JST 11 Apr 2011 Fukushima-ken Hamadori very shallow 5.6 37.0 N 140.7 E Unkn Tsunami alert issued 18:30 JST 11 Apr 2011 Fukushima-ken Hamadori 10 km 4.6 36.9 N 140.8 E Unkn No tsunami alerts 17:33 JST 11 Apr 2011 Fukushima-ken Nakadori very shallow 4.7 37.1 N 140.6 E Unkn Tsunami alert issued 19:00 JST 11 Apr 2011 Fukushima-ken Hamadori 20 km 4.7 36.9 N 140.8 E Unkn   19:02 JST 11 Apr 2011 Fukushima-ken Hamadori very shallow 3.8 37.0 N 140.7 E Unkn No tsunami alerts 19:05 JST 11 Apr 2011 Fukushima-ken Hamadori 10 km 4.2 37.1 N 140.7 E Unkn No tsunami alerts 19:09 JST 11 Apr 2011 Fukushima-ken Oki 10 km 4.0 36.9 N 140.9 E Unkn No tsunami alerts 19:19 JST 11 Apr 2011 Fukushima-ken Hamadori 10 km 4.5 37.0 N 140.7 E Unkn No tsunami alerts 19:25 JST 11 Apr 2011 Fukushima-ken Hamadori 10 km 4.4 37.0 N 140.7 E Unkn No tsunami alerts 19:28 JST 11 Apr 2011 Fukushima-ken Hamadori 10 km 4.1 37.0 N 140.8 E Unkn No tsunami alerts 19:31 JST 11 Apr 2011 Nagano-ken Nambu 10 km 2.8 35.9 N 137.7 E Unkn No tsunami alerts 19:59 JST 11 Apr 2011 Fukushima-ken Oki 20 km 4.6 36.9 N 140.9 E Unkn No tsunami alerts 20:23 JST 11 Apr 2011 Ibaraki-ken Hokubu 10 km 3.7 36.7 N 140.7 E Unkn No tsunami alerts 20:27 JST 11 Apr 2011 Fukushima-ken Hamadori 20 km 4.6 37.0 N 140.7 E Unkn No tsunami alerts 20:42 JST 11 Apr 2011 Ibaraki-ken Hokubu 10 km 5.9 36.9 N 140.6 E Unkn No tsunami alerts 20:53 JST 11 Apr 2011 Fukushima-ken Hamadori very shallow 3.8 37.0 N 140.7 E Unkn No tsunami alerts 21:36 JST 11 Apr 2011 Wakayama-ken Hokubu 10 km 2.7 33.9 N 135.2 E Unkn No tsunami alerts 22:05 JST 11 Apr 2011 Fukushima-ken Hamadori 20 km 4.7 37.0 N 140.8 E Unkn No tsunami alerts 22:24 JST 11 Apr 2011 Fukushima-ken Hamadori 20 km 4.0 37.0 N 140.7 E Unkn No tsunami alerts 22:46 JST 11 Apr 2011 Nagano-ken Hokubu 20 km 3.8 36.8 N 138.6 E Unkn No tsunami alerts 23:06 JST 11 Apr 2011 Niigata-ken Chuetsu-chiho 20 km 2.0 37.0 N 138.7 E Unkn No tsunami alerts 23:22 JST 11 Apr 2011 Kanagawa-ken Seibu 10 km 2.4 35.4 N 139.1 E Unkn No tsunami alerts 23:26 JST 11 Apr 2011 Fukushima-ken Hamadori 20 km 3.8 37.1 N 140.7 E Unkn No tsunami alerts 00:21 JST 12 Apr 2011 Ibaraki-ken Hokubu 20 km 4.8 36.8 N 140.5 E Unkn No tsunami alerts 00:43 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.5 36.9 N 140.7 E Unkn No tsunami alerts 00:57 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 5.0 37.1 N 140.7 E Unkn No tsunami alerts 01:19 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.1 37.1 N 140.7 E Unkn No tsunami alerts 01:23 JST 12 Apr 2011 Niigata-ken Chuetsu-chiho 20 km 2.6 37.0 N 138.6 E Unkn No tsunami alerts 01:49 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.3 37.1 N 140.7 E Unkn No tsunami alerts 02:18 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.2 37.0 N 140.7 E Unkn No tsunami alerts 02:21 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.5 37.0 N 140.6 E Unkn No tsunami alerts 03:15 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.2 37.1 N 140.8 E Unkn No tsunami alerts 03:27 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.3 37.1 N 140.7 E Unkn No tsunami alerts 04:43 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.2 37.1 N 140.7 E Unkn No tsunami alerts 05:03 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.5 36.9 N 140.7 E Unkn No tsunami alerts 05:27 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.0 37.0 N 140.6 E Unkn No tsunami alerts 06:03 JST 12 Apr 2011 Miyagi-ken Oki 50 km 4.3 38.4 N 141.8 E Unkn No tsunami alerts 07:03 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.5 37.0 N 140.7 E Unkn No tsunami alerts 07:26 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 5.5 36.8 N 138.6 E Unkn No tsunami alerts 07:32 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 4.5 36.8 N 138.6 E Unkn No tsunami alerts 07:56 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 3.0 36.8 N 138.6 E Unkn No tsunami alerts 08:02 JST 12 Apr 2011 Fukushima-ken Oki 10 km 4.0 36.9 N 140.9 E Unkn No tsunami alerts 08:08 JST 12 Apr 2011 Chiba-ken Toho-oki 30 km 6.3 35.4 N 141.0 E Unkn No tsunami alerts 08:24 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 3.9 36.8 N 138.6 E Unkn No tsunami alerts 08:46 JST 12 Apr 2011 Chiba-ken Toho-oki 30 km 3.5 35.5 N 141.0 E Unkn No tsunami alerts 08:48 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.7 37.0 N 140.8 E Unkn No tsunami alerts 08:56 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 2.7 36.8 N 138.5 E Unkn No tsunami alerts 09:09 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.4 37.0 N 140.8 E Unkn No tsunami alerts 09:13 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 3.3 36.8 N 138.6 E Unkn No tsunami alerts 09:15 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 3.1 36.8 N 138.6 E Unkn No tsunami alerts 09:20 JST 12 Apr 2011 Chiba-ken Toho-oki 20 km 4.0 35.4 N 141.1 E Unkn No tsunami alerts 09:21 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 3.9 37.1 N 140.8 E Unkn No tsunami alerts 09:46 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.0 37.0 N 140.8 E Unkn No tsunami alerts 10:23 JST 12 Apr 2011 Chiba-ken Toho-oki 20 km 4.3 35.4 N 141.0 E Unkn No tsunami alerts 10:25 JST 12 Apr 2011 Nagano-ken Hokubu 10 km 2.9 36.8 N 138.6 E Unkn No tsunami alerts 10:30 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 3.2 36.8 N 138.6 E Unkn No tsunami alerts 10:33 JST 12 Apr 2011 Fukushima-ken Oki 50 km 4.3 37.3 N 141.5 E Unkn No tsunami alerts 10:49 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 2.9 36.8 N 138.6 E Unkn No tsunami alerts 11:13 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.4 37.0 N 140.7 E Unkn No tsunami alerts 11:23 JST 12 Apr 2011 Chiba-ken Toho-oki 20 km 4.4 35.4 N 141.0 E Unkn No tsunami alerts 12:16 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 2.9 36.8 N 138.6 E Unkn No tsunami alerts 12:20 JST 12 Apr 2011 Chiba-ken Toho-oki 20 km 3.8 35.5 N 141.0 E Unkn No tsunami alerts 12:33 JST 12 Apr 2011 Chiba-ken Toho-oki 30 km 3.9 35.5 N 141.1 E Unkn No tsunami alerts 12:33 JST 12 Apr 2011 Chiba-ken Toho-oki 30 km 3.9 35.5 N 141.1 E Unkn No tsunami alerts 13:16 JST 12 Apr 2011 Nagano-ken Hokubu 10 km 3.3 36.8 N 138.6 E Unkn No tsunami alerts 13:59 JST 12 Apr 2011 Chiba-ken Toho-oki 30 km 4.2 35.4 N 141.0 E Unkn No tsunami alerts 14:07 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 6.3 37.0 N 140.7 E Unkn   14:12 JST 12 Apr 2011 Nagano-ken Hokubu 10 km 3.6 36.8 N 138.6 E Unkn No tsunami alerts 14:15 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.5 37.1 N 140.7 E Unkn   14:26 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.9 37.0 N 140.7 E Unkn No tsunami alerts 14:32 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 4.1 37.1 N 140.7 E Unkn No tsunami alerts 15:57 JST 12 Apr 2011 Chiba-ken Toho-oki 20 km 3.5 35.4 N 141.0 E Unkn No tsunami alerts 16:03 JST 12 Apr 2011 Chiba-ken Toho-oki 20 km 3.4 35.5 N 141.2 E Unkn No tsunami alerts 16:15 JST 12 Apr 2011 Nagano-ken Hokubu 10 km 4.4 36.8 N 138.6 E Unkn No tsunami alerts 16:47 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.3 37.1 N 140.8 E Unkn No tsunami alerts 17:14 JST 12 Apr 2011 Akita-ken Nairiku-hokubu 10 km 3.3 40.3 N 140.4 E Unkn No tsunami alerts 17:48 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.9 37.0 N 140.7 E Unkn No tsunami alerts 17:48 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.9 37.0 N 140.7 E Unkn Intensity correction 18:04 JST 12 Apr 2011 Shimane-ken Seibu 10 km 2.6 34.9 N 132.3 E Unkn No tsunami alerts 18:14 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 3.8 36.8 N 138.6 E Unkn No tsunami alerts 19:15 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.5 37.2 N 140.9 E Unkn No tsunami alerts 19:15 JST 12 Apr 2011 Fukushima-ken Hamadori 10 km 4.5 37.2 N 140.9 E Unkn Intensity correction 19:29 JST 12 Apr 2011 Niigata-ken Chuetsu-chiho 20 km 1.6 37.0 N 138.6 E Unkn No tsunami alerts 20:00 JST 12 Apr 2011 Fukushima-ken Hamadori 20 km 3.8 37.1 N 140.7 E Unkn No tsunami alerts 20:47 JST 12 Apr 2011 Ibaraki-ken Nambu 50 km 3.7 36.1 N 140.1 E Unkn No tsunami alerts 22:07 JST 12 Apr 2011 Nagano-ken Hokubu 20 km 3.8 36.8 N 138.6 E Unkn No tsunami alerts 22:18 JST 12 Apr 2011 Ibaraki-ken Nambu 50 km 3.3 36.2 N 140.0 E Unkn No tsunami alerts 22:29 JST 12 Apr 2011 Chiba-ken Toho-oki 20 km 3.5 35.5 N 141.0 E Unkn No tsunami alerts 23:48 JST 12 Apr 2011 Fukushima-ken Aizu 20 km 3.0 37.7 N 140.0 E Unkn No tsunami alerts 23:54 JST 12 Apr 2011 Nagano-ken Nambu very shallow 2.9 35.9 N 137.7 E Unkn No tsunami alerts 23:55 JST 12 Apr 2011 Chiba-ken Toho-oki 20 km 4.5 35.5 N 141.0 E Unkn No tsunami alerts 00:42 JST 13 Apr 2011 Niigata-ken Chuetsu-chiho 20 km 3.1 36.8 N 138.7 E Unkn No tsunami alerts 01:00 JST 13 Apr 2011 Nagano-ken Hokubu 20 km 2.6 36.8 N 138.6 E Unkn No tsunami alerts 02:00 JST 13 Apr 2011 Chiba-ken Toho-oki 30 km 4.1 35.5 N 141.1 E Unkn No tsunami alerts 03:47 JST 13 Apr 2011 Fukushima-ken Hamadori 20 km 4.0 37.1 N 140.7 E Unkn No tsunami alerts 04:02 JST 13 Apr 2011 Fukushima-ken Hamadori 20 km 4.4 36.9 N 140.7 E Unkn No tsunami alerts 04:37 JST 13 Apr 2011 Iwate-ken Engan-hokubu 50 km 5.4 39.4 N 142.0 E Unkn No tsunami alerts 08:36 JST 13 Apr 2011 Chiba-ken Toho-oki 20 km 5.3 35.4 N 141.0 E Unkn No tsunami alerts 08:54 JST 13 Apr 2011 Miyagi-ken Oki 60 km 4.4 38.3 N 141.9 E Unkn No tsunami alerts 10:08 JST 13 Apr 2011 Fukushima-ken Hamadori 10 km 5.8 36.9 N 140.7 E Unkn No tsunami alerts 10:08 JST 13 Apr 2011 Fukushima-ken Hamadori 10 km 5.8 36.9 N 140.7 E Unkn Intensity correction 10:30 JST 13 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.2 39.6 N 140.4 E Unkn No tsunami alerts 14:22 JST 13 Apr 2011 Chiba-ken Hokuseibu 80 km 3.4 35.6 N 140.2 E Unkn No tsunami alerts 14:52 JST 13 Apr 2011 Fukushima-ken Hamadori 30 km 4.2 37.1 N 140.8 E Unkn No tsunami alerts 15:03 JST 13 Apr 2011 Shizuoka-ken Tobu 10 km 2.5 35.3 N 138.7 E Unkn No tsunami alerts 17:03 JST 13 Apr 2011 Fukushima-ken Aizu 10 km 2.7 37.7 N 140.0 E Unkn No tsunami alerts 19:54 JST 13 Apr 2011 Chiba-ken Toho-oki 10 km 3.8 35.4 N 141.1 E Unkn No tsunami alerts 21:58 JST 13 Apr 2011 Fukushima-ken Oki 10 km 4.4 37.2 N 141.2 E Unkn No tsunami alerts 22:40 JST 13 Apr 2011 Niigata-ken Chuetsu-chiho 10 km 2.4 37.0 N 138.6 E Unkn No tsunami alerts 00:31 JST 14 Apr 2011 Nagano-ken Hokubu 20 km 3.3 36.8 N 138.6 E Unkn No tsunami alerts 04:41 JST 14 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.5 39.6 N 140.7 E Unkn No tsunami alerts 04:57 JST 14 Apr 2011 Sanriku Oki 10 km 6.1 39.5 N 143.8 E Unkn No tsunami alerts 05:39 JST 14 Apr 2011 Fukushima-ken Oki 30 km 4.2 37.4 N 141.3 E Unkn No tsunami alerts 06:43 JST 14 Apr 2011 Fukushima-ken Hamadori 20 km 4.1 37.0 N 140.7 E Unkn No tsunami alerts 07:35 JST 14 Apr 2011 Ibaraki-ken Hokubu 10 km 5.2 36.8 N 140.6 E Unkn No tsunami alerts 07:35 JST 14 Apr 2011 Ibaraki-ken Hokubu 10 km 5.2 36.8 N 140.6 E Unkn Intensity correction 10:06 JST 14 Apr 2011 Miyagi-ken Oki 50 km 4.1 38.6 N 141.6 E Unkn No tsunami alerts 11:13 JST 14 Apr 2011 Nagano-ken Hokubu 20 km 2.6 36.8 N 138.6 E Unkn No tsunami alerts 12:04 JST 14 Apr 2011 Tochigi-ken Nambu 80 km 3.4 36.4 N 139.9 E Unkn No tsunami alerts 12:09 JST 14 Apr 2011 Fukushima-ken Hamadori 10 km 5.5 37.0 N 140.8 E Unkn No tsunami alerts 12:09 JST 14 Apr 2011 Fukushima-ken Hamadori 10 km 5.5 37.0 N 140.8 E Unkn Intensity correction 12:39 JST 14 Apr 2011 Okinawa-honto Kinkai 50 km 3.7 26.3 N 127.3 E Unkn No tsunami alerts 16:32 JST 14 Apr 2011 Fukushima-ken Oki 40 km 4.0 37.2 N 141.5 E Unkn No tsunami alerts 18:25 JST 14 Apr 2011 Nagano-ken Hokubu 20 km 3.0 36.8 N 138.6 E Unkn No tsunami alerts 19:32 JST 14 Apr 2011 Sanriku Oki 10 km 5.0 39.8 N 143.4 E Unkn No tsunami alerts 20:02 JST 14 Apr 2011 Ibaraki-ken Hokubu 10 km 4.2 36.8 N 140.6 E Unkn No tsunami alerts 20:24 JST 14 Apr 2011 Fukushima-ken Hamadori 10 km 4.3 37.1 N 140.8 E Unkn No tsunami alerts 20:46 JST 14 Apr 2011 Fukushima-ken Hamadori 20 km 4.2 37.0 N 140.6 E Unkn No tsunami alerts 21:13 JST 14 Apr 2011 Nagasaki-ken Hokubu very shallow 2.4 33.1 N 129.7 E Unkn No tsunami alerts 21:24 JST 14 Apr 2011 Fukushima-ken Hamadori very shallow 4.5 37.1 N 140.9 E Unkn No tsunami alerts 23:33 JST 14 Apr 2011 Niijima-Kozushima Kinkai very shallow 2.4 34.5 N 139.2 E Unkn No tsunami alerts 23:50 JST 14 Apr 2011 Fukushima-ken Hamadori very shallow 3.4 37.1 N 140.9 E Unkn No tsunami alerts 00:50 JST 15 Apr 2011 Nemuro-hanto Nanto-oki 70 km 3.4 43.2 N 146.0 E Unkn No tsunami alerts 03:15 JST 15 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 3.4 37.0 N 138.6 E Unkn No tsunami alerts 05:00 JST 15 Apr 2011 Fukushima-ken Oki 30 km 4.1 37.2 N 141.2 E Unkn No tsunami alerts 07:55 JST 15 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.9 39.6 N 140.7 E Unkn No tsunami alerts 08:25 JST 15 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 1.6 37.0 N 138.6 E Unkn No tsunami alerts 08:32 JST 15 Apr 2011 Iwate-ken Oki 30 km 4.3 39.0 N 142.5 E Unkn No tsunami alerts 10:16 JST 15 Apr 2011 Nagano-ken Hokubu 10 km 2.5 36.8 N 138.6 E Unkn No tsunami alerts 12:09 JST 15 Apr 2011 Akita-ken Nairiku-nambu 10 km 3.0 39.6 N 140.7 E Unkn No tsunami alerts 12:10 JST 15 Apr 2011 Yamagata-ken Okitama-chiho 10 km 3.1 37.8 N 140.0 E Unkn No tsunami alerts 15:28 JST 15 Apr 2011 Nagano-ken Hokubu 10 km 3.2 36.9 N 138.5 E Unkn No tsunami alerts 16:04 JST 15 Apr 2011 Nagano-ken Hokubu 20 km 3.8 36.8 N 138.6 E Unkn No tsunami alerts 17:50 JST 15 Apr 2011 Yamagata-ken Murayama-chiho 10 km 2.8 38.5 N 140.0 E Unkn No tsunami alerts 18:50 JST 15 Apr 2011 Fukushima-ken Aizu 10 km 2.8 37.7 N 139.9 E Unkn No tsunami alerts 21:53 JST 15 Apr 2011 Fukushima-ken Oki 10 km 4.5 37.4 N 141.5 E Unkn No tsunami alerts 22:15 JST 15 Apr 2011 Nemuro-hanto Nanto-oki 30 km 4.2 42.7 N 146.4 E Unkn No tsunami alerts 22:44 JST 15 Apr 2011 Fukushima-ken Oki 50 km 4.1 37.1 N 141.2 E Unkn No tsunami alerts 23:34 JST 15 Apr 2011 Iwate-ken Oki 30 km 5.0 39.1 N 142.5 E Unkn No tsunami alerts 01:37 JST 16 Apr 2011 Nagano-ken Hokubu 10 km 2.0 36.9 N 138.6 E Unkn No tsunami alerts 02:55 JST 16 Apr 2011 Iwate-ken Nairiku-nambu 10 km 2.9 39.2 N 140.9 E Unkn No tsunami alerts 05:03 JST 16 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.4 39.5 N 140.5 E Unkn No tsunami alerts 10:11 JST 16 Apr 2011 Ishigakijima Hokusei-oki 140 km 5.7 25.2 N 124.0 E Unkn No tsunami alerts 11:19 JST 16 Apr 2011 Tochigi-ken Nambu 70 km 5.9 36.4 N 140.0 E Unkn No tsunami alerts 11:19 JST 16 Apr 2011 Tochigi-ken Nambu 70 km 5.9 36.4 N 140.0 E Unkn Intensity correction 11:30 JST 16 Apr 2011 Ibaraki-ken Nambu 70 km 3.3 36.3 N 140.0 E Unkn No tsunami alerts 11:33 JST 16 Apr 2011 Niigata-ken Chuetsu-chiho 20 km 2.9 36.8 N 138.7 E Unkn No tsunami alerts 11:53 JST 16 Apr 2011 Tochigi-ken Nambu 80 km 3.4 36.4 N 140.0 E Unkn No tsunami alerts 13:20 JST 16 Apr 2011 Fukushima-ken Oki 50 km 4.4 37.6 N 141.6 E Unkn No tsunami alerts 14:02 JST 16 Apr 2011 Fukushima-ken Aizu 10 km 2.6 37.7 N 140.0 E Unkn No tsunami alerts 14:25 JST 16 Apr 2011 Niigata-ken Chuetsu-chiho 10 km 2.4 37.0 N 138.6 E Unkn No tsunami alerts 15:17 JST 16 Apr 2011 Nagano-ken Hokubu 20 km 2.8 36.8 N 138.6 E Unkn No tsunami alerts 16:20 JST 16 Apr 2011 Niigata-ken Chuetsu-chiho 30 km 2.4 37.0 N 138.6 E Unkn No tsunami alerts 16:29 JST 16 Apr 2011 Fukushima-ken Hamadori 20 km 4.1 37.0 N 140.6 E Unkn No tsunami alerts 16:48 JST 16 Apr 2011 Akita-ken Nairiku-nambu 20 km 2.5 39.6 N 140.7 E Unkn No tsunami alerts 17:44 JST 16 Apr 2011 Yamagata-ken Okitama-chiho 20 km 2.5 37.8 N 140.0 E Unkn No tsunami alerts 18:35 JST 16 Apr 2011 Fukushima-ken Nakadori 90 km 3.5 37.0 N 140.3 E Unkn No tsunami alerts 18:45 JST 16 Apr 2011 Nagasaki-ken Nanseibu 10 km 2.6 32.9 N 129.8 E Unkn No tsunami alerts 19:47 JST 16 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 1.9 37.1 N 138.9 E Unkn No tsunami alerts 19:50 JST 16 Apr 2011 Nagano-ken Nambu 10 km 3.2 36.0 N 137.6 E Unkn No tsunami alerts 22:40 JST 16 Apr 2011 Yonagunijima Kinkai 20 km 4.6 24.0 N 122.8 E Unkn No tsunami alerts 23:37 JST 16 Apr 2011 Harima-nada 10 km 3.1 34.7 N 134.4 E Unkn No tsunami alerts 00:56 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho 30 km 4.8 37.1 N 138.7 E Unkn No tsunami alerts 01:05 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho 10 km 2.7 37.0 N 138.7 E Unkn No tsunami alerts 01:13 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho 10 km 2.7 37.0 N 138.7 E Unkn No tsunami alerts 01:21 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 1.6 37.1 N 138.8 E Unkn No tsunami alerts 02:26 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho 20 km 2.3 37.0 N 138.7 E Unkn No tsunami alerts 02:45 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho 10 km 2.0 37.0 N 138.7 E Unkn No tsunami alerts 04:17 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho 10 km 3.5 37.0 N 138.7 E Unkn No tsunami alerts 05:01 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho 10 km 2.7 37.0 N 138.7 E Unkn No tsunami alerts 05:21 JST 17 Apr 2011 Ibaraki-ken Oki 40 km 4.8 36.2 N 141.0 E Unkn No tsunami alerts 10:38 JST 17 Apr 2011 Miyagi-ken Oki 40 km 4.6 38.7 N 142.3 E Unkn No tsunami alerts 13:24 JST 17 Apr 2011 Miyagi-ken Oki 60 km 4.3 38.4 N 141.9 E Unkn No tsunami alerts 13:39 JST 17 Apr 2011 Chiba-ken Hokutobu 40 km 4.5 35.9 N 140.6 E Unkn No tsunami alerts 14:38 JST 17 Apr 2011 Fukushima-ken Hamadori 10 km 4.5 37.0 N 140.7 E Unkn No tsunami alerts 14:45 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 2.4 37.0 N 138.7 E Unkn No tsunami alerts 15:49 JST 17 Apr 2011 Chiba-ken Hokutobu 40 km 4.7 35.9 N 140.5 E Unkn No tsunami alerts 17:03 JST 17 Apr 2011 Fukushima-ken Hamadori 10 km 4.2 37.1 N 140.8 E Unkn No tsunami alerts 18:51 JST 17 Apr 2011 Miyagi-ken Chubu 10 km 2.1 38.3 N 140.7 E Unkn No tsunami alerts 20:56 JST 17 Apr 2011 Ibaraki-ken Nambu 50 km 2.9 36.1 N 140.1 E Unkn No tsunami alerts 21:14 JST 17 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 2.3 37.0 N 138.7 E Unkn No tsunami alerts 21:51 JST 17 Apr 2011 Fukushima-ken Hamadori 10 km 4.6 37.1 N 140.7 E Unkn No tsunami alerts 23:10 JST 17 Apr 2011 Ibaraki-ken Hokubu 10 km 4.0 36.7 N 140.6 E Unkn No tsunami alerts 23:46 JST 17 Apr 2011 Fukushima-ken Hamadori very shallow 4.4 37.1 N 140.8 E Unkn No tsunami alerts 00:38 JST 18 Apr 2011 Aomori-ken Toho-oki 70 km 3.1 40.6 N 141.7 E Unkn No tsunami alerts 00:47 JST 18 Apr 2011 Fukushima-ken Oki 30 km 4.8 37.1 N 141.3 E Unkn No tsunami alerts 00:47 JST 18 Apr 2011 Fukushima-ken Oki 30 km 4.8 37.1 N 141.3 E Unkn Intensity correction 01:22 JST 18 Apr 2011 Nagano-ken Hokubu 20 km 2.7 36.9 N 138.6 E Unkn No tsunami alerts 03:09 JST 18 Apr 2011 Chiba-ken Hokuseibu 80 km 4.4 35.8 N 140.1 E Unkn No tsunami alerts 03:20 JST 18 Apr 2011 Nagano-ken Hokubu 20 km 2.7 37.0 N 138.5 E Unkn No tsunami alerts 03:33 JST 18 Apr 2011 Fukushima-ken Hamadori 10 km 4.1 37.0 N 140.8 E Unkn No tsunami alerts 04:48 JST 18 Apr 2011 Tokachi-chiho Chubu 110 km 2.6 42.8 N 143.3 E Unkn No tsunami alerts 09:48 JST 18 Apr 2011 Shizuoka-ken Tobu 10 km 2.9 35.3 N 138.7 E Unkn No tsunami alerts 10:30 JST 18 Apr 2011 Fukushima-ken Hamadori 10 km 3.3 37.1 N 140.8 E Unkn No tsunami alerts 11:08 JST 18 Apr 2011 Fukushima-ken Hamadori 20 km 4.4 37.1 N 140.7 E Unkn No tsunami alerts 11:08 JST 18 Apr 2011 Fukushima-ken Hamadori 20 km 4.4 37.1 N 140.7 E Unkn Intensity correction 13:07 JST 18 Apr 2011 Miyazaki-ken Hokubu-yamazoi 10 km 3.6 32.8 N 131.3 E Unkn No tsunami alerts 16:52 JST 18 Apr 2011 Nagano-ken Hokubu 10 km 2.4 37.0 N 138.5 E Unkn No tsunami alerts 17:02 JST 18 Apr 2011 Fukushima-ken Oki 30 km 4.2 37.2 N 141.3 E Unkn No tsunami alerts 17:16 JST 18 Apr 2011 Shiga-ken Hokubu 40 km 3.5 35.4 N 136.3 E Unkn No tsunami alerts 18:58 JST 18 Apr 2011 Oita-ken Chubu 10 km 2.5 33.3 N 131.4 E Unkn No tsunami alerts 22:11 JST 18 Apr 2011 Ibaraki-ken Nambu 70 km 2.9 36.1 N 140.0 E Unkn No tsunami alerts 00:07 JST 19 Apr 2011 Fukushima-ken Hamadori 10 km 4.3 37.2 N 141.0 E Unkn No tsunami alerts 00:33 JST 19 Apr 2011 Wakayama-ken Hokubu very shallow 2.6 34.1 N 135.2 E Unkn No tsunami alerts 00:43 JST 19 Apr 2011 Chiba-ken Toho-oki 20 km 3.9 35.4 N 141.0 E Unkn No tsunami alerts 02:17 JST 19 Apr 2011 Aomori-ken Sampachi-Kamikita-chiho 10 km 2.2 40.5 N 141.1 E Unkn No tsunami alerts 02:26 JST 19 Apr 2011 Aomori-ken Toho-oki 50 km 4.0 41.5 N 142.0 E Unkn No tsunami alerts 02:37 JST 19 Apr 2011 Kanagawa-ken Tobu 90 km 4.1 35.5 N 139.6 E Unkn No tsunami alerts 04:14 JST 19 Apr 2011 Akita-ken Nairiku-nambu 20 km 4.8 39.6 N 140.4 E Unkn No tsunami alerts 04:17 JST 19 Apr 2011 Akita-ken Nairiku-nambu 20 km 3.0 39.6 N 140.4 E Unkn No tsunami alerts 04:27 JST 19 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.4 39.6 N 140.4 E Unkn No tsunami alerts 04:41 JST 19 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 2.6 37.0 N 138.7 E Unkn No tsunami alerts 05:00 JST 19 Apr 2011 Akita-ken Nairiku-nambu 20 km 2.0 39.6 N 140.4 E Unkn No tsunami alerts 05:56 JST 19 Apr 2011 Akita-ken Nairiku-nambu 10 km 1.6 39.6 N 140.4 E Unkn No tsunami alerts 06:34 JST 19 Apr 2011 Ibaraki-ken Oki 20 km 4.8 36.7 N 141.5 E Unkn No tsunami alerts 07:09 JST 19 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.9 39.6 N 140.4 E Unkn No tsunami alerts 07:34 JST 19 Apr 2011 Akita-ken Nairiku-nambu 20 km 1.8 39.6 N 140.4 E Unkn No tsunami alerts 07:57 JST 19 Apr 2011 Fukushima-ken Aizu very shallow 3.1 37.8 N 139.9 E Unkn No tsunami alerts 08:22 JST 19 Apr 2011 Saitama-ken Chichibu-chiho 10 km 2.3 35.9 N 138.8 E Unkn No tsunami alerts 08:24 JST 19 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.2 39.6 N 140.4 E Unkn No tsunami alerts 08:39 JST 19 Apr 2011 Akita-ken Nairiku-nambu 10 km 1.9 39.6 N 140.4 E Unkn No tsunami alerts 08:47 JST 19 Apr 2011 Niigata-ken Chuetsu-chiho 10 km 3.0 37.0 N 138.6 E Unkn No tsunami alerts 09:47 JST 19 Apr 2011 Ibaraki-ken Nambu 70 km 3.6 36.1 N 140.0 E Unkn No tsunami alerts 11:49 JST 19 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.3 39.6 N 140.4 E 2 No tsunami alerts 11:56 JST 19 Apr 2011 Akita-ken Nairiku-nambu 10 km 1.9 39.6 N 140.4 E 1 No tsunami alerts 12:11 JST 19 Apr 2011 Shizuoka-ken Tobu 20 km 3.2 35.3 N 138.7 E 2 No tsunami alerts 14:05 JST 19 Apr 2011 Amami-oshima Hokusei-oki 10 km 4.6 28.1 N 128.0 E 1 No tsunami alerts 15:53 JST 19 Apr 2011 Fukushima-ken Hamadori very shallow 4.8 37.0 N 140.7 E 3 No tsunami alerts 16:28 JST 19 Apr 2011 Okayama-ken Nambu 10 km 2.8 34.6 N 133.4 E 1 No tsunami alerts 20:36 JST 19 Apr 2011 Akita-ken Nairiku-nambu 20 km 1.8 39.6 N 140.4 E 1 No tsunami alerts 21:34 JST 19 Apr 2011 Fukushima-ken Hamadori 10 km 4.0 37.1 N 140.7 E 3 No tsunami alerts 21:55 JST 19 Apr 2011 Iwate-ken Oki 50 km 4.3 40.1 N 142.1 E 4 No tsunami alerts 22:03 JST 19 Apr 2011 Fukushima-ken Aizu 20 km 2.5 37.7 N 140.0 E 1 No tsunami alerts 22:06 JST 19 Apr 2011 Amami-oshima Hokusei-oki 10 km 4.1 28.1 N 128.1 E 1 No tsunami alerts 22:22 JST 19 Apr 2011 Akita-ken Nairiku-nambu 20 km 2.4 39.6 N 140.6 E 2 No tsunami alerts 23:00 JST 19 Apr 2011 Akita-ken Nairiku-nambu 20 km 2.4 39.6 N 140.4 E 2 No tsunami alerts 23:10 JST 19 Apr 2011 Ibaraki-ken Nambu 50 km 5.0 36.2 N 139.8 E Unkn No tsunami alerts 23:10 JST 19 Apr 2011 Ibaraki-ken Nambu 50 km 5.0 36.2 N 139.8 E 4 Intensity correction 23:47 JST 19 Apr 2011 Fukushima-ken Oki 10 km 4.5 36.9 N 140.9 E 4 No tsunami alerts 01:33 JST 20 Apr 2011 Nagasaki-ken Nanseibu 10 km 2.6 32.9 N 129.8 E 1 No tsunami alerts 02:35 JST 20 Apr 2011 Hyuga-nada 20 km 3.8 32.1 N 132.0 E 2 No tsunami alerts 04:02 JST 20 Apr 2011 Chiba-ken Toho-oki 20 km 4.3 35.4 N 141.0 E 2 No tsunami alerts 04:29 JST 20 Apr 2011 Fukushima-ken Oki 50 km 4.5 37.0 N 141.2 E Unkn No tsunami alerts 05:44 JST 20 Apr 2011 Kanagawa-ken Seibu 10 km 1.5 35.4 N 139.2 E 2 No tsunami alerts 06:38 JST 20 Apr 2011 Ibaraki-ken Oki 30 km 4.0 36.5 N 140.9 E 3 No tsunami alerts 07:34 JST 20 Apr 2011 Niigata-ken Chuetsu-chiho 20 km 2.6 37.0 N 138.7 E 3 No tsunami alerts 08:07 JST 20 Apr 2011 Boso-hanto Nampo-oki 100 km 5.0 34.1 N 140.2 E 2 No tsunami alerts 09:05 JST 20 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.6 39.5 N 140.5 E 1 No tsunami alerts 09:35 JST 20 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.2 39.6 N 140.4 E 1 No tsunami alerts 09:50 JST 20 Apr 2011 Fukushima-ken Hamadori 10 km 4.9 37.0 N 140.7 E Unkn No tsunami alerts 17:30 JST 20 Apr 2011 Ibaraki-ken Oki 40 km 4.2 36.8 N 141.1 E 3 No tsunami alerts 18:27 JST 20 Apr 2011 Akita-ken Nairiku-nambu 10 km 3.7 39.6 N 140.7 E 3 No tsunami alerts 19:15 JST 20 Apr 2011 Shiga-ken Hokubu very shallow 2.9 35.3 N 135.9 E 2 No tsunami alerts 21:48 JST 20 Apr 2011 Shiga-ken Hokubu 10 km 2.3 35.3 N 135.9 E 1 No tsunami alerts 21:54 JST 20 Apr 2011 Miyagi-ken Chubu 10 km 2.0 38.3 N 140.7 E 1 No tsunami alerts 00:29 JST 21 Apr 2011 Awajishima Fukin 20 km 3.4 34.4 N 134.8 E 2 No tsunami alerts 01:33 JST 21 Apr 2011 Miyagi-ken Oki 50 km 4.5 38.1 N 141.8 E 3 No tsunami alerts 01:52 JST 21 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 1.7 37.0 N 138.7 E 1 No tsunami alerts 03:25 JST 21 Apr 2011 Saitama-ken Nambu 90 km 3.5 36.0 N 139.8 E 1 No tsunami alerts 03:41 JST 21 Apr 2011 Fukushima-ken Hamadori 10 km 3.9 37.1 N 140.7 E Unkn No tsunami alerts 04:04 JST 21 Apr 2011 Fukushima-ken Hamadori 10 km 3.8 36.9 N 140.7 E 3 No tsunami alerts 04:25 JST 21 Apr 2011 Akita-ken Nairiku-nambu very shallow 3.7 39.6 N 140.4 E 3 No tsunami alerts 05:07 JST 21 Apr 2011 Ibaraki-ken Nambu 50 km 3.1 36.0 N 140.3 E 1 No tsunami alerts 05:32 JST 21 Apr 2011 Ibaraki-ken Nambu 50 km 3.6 36.2 N 140.1 E 2 No tsunami alerts 05:51 JST 21 Apr 2011 Fukushima-ken Hamadori 10 km 4.3 37.1 N 140.7 E 3 No tsunami alerts 07:10 JST 21 Apr 2011 Amami-oshima Kinkai 40 km 3.9 28.2 N 129.1 E 2 No tsunami alerts 08:31 JST 21 Apr 2011 Yamagata-ken Okitama-chiho 10 km 2.8 37.8 N 140.0 E 1 No tsunami alerts 11:58 JST 21 Apr 2011 Niigata-ken Kaetsu-oki 10 km 3.9 38.2 N 138.7 E 1 No tsunami alerts 14:53 JST 21 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.0 39.6 N 140.4 E 1 No tsunami alerts 16:55 JST 21 Apr 2011 Fukushima-ken Aizu 20 km 2.6 37.7 N 139.9 E 1 No tsunami alerts 17:18 JST 21 Apr 2011 Miyagi-ken Oki 20 km 5.3 38.3 N 142.2 E 4 No tsunami alerts 17:50 JST 21 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.5 39.6 N 140.4 E 1 No tsunami alerts 20:16 JST 21 Apr 2011 Uchiura-wan 10 km 2.4 41.9 N 141.0 E 1 No tsunami alerts 22:37 JST 21 Apr 2011 Chiba-ken Toho-oki 70 km 6.0 35.6 N 140.9 E 5 lower No tsunami alerts 22:37 JST 21 Apr 2011 Chiba-ken Toho-oki 70 km 6.0 35.6 N 140.9 E 5 lower Intensity correction 22:47 JST 21 Apr 2011 Chiba-ken Toho-oki 50 km 4.5 35.7 N 140.8 E 3 No tsunami alerts 22:54 JST 21 Apr 2011 Chiba-ken Toho-oki 50 km 4.5 35.7 N 140.8 E 3 No tsunami alerts 23:10 JST 21 Apr 2011 Chiba-ken Hokutobu 40 km 3.2 35.7 N 140.7 E 1 No tsunami alerts 00:06 JST 22 Apr 2011 Chiba-ken Toho-oki 50 km 4.3 35.7 N 140.8 E 2 No tsunami alerts 01:11 JST 22 Apr 2011 Fukushima-ken Oki 50 km 5.6 37.5 N 141.5 E Unkn No tsunami alerts 03:44 JST 22 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 3.9 33.0 N 130.7 E 3 No tsunami alerts 03:55 JST 22 Apr 2011 Nagano-ken Nambu 10 km 3.1 35.9 N 137.6 E 2 No tsunami alerts 08:41 JST 22 Apr 2011 Nagano-ken Hokubu 20 km 2.2 37.0 N 138.5 E 1 No tsunami alerts 10:34 JST 22 Apr 2011 Yamaguchi-ken Tobu 10 km 2.3 33.9 N 132.1 E 1 No tsunami alerts 15:35 JST 22 Apr 2011 Chiba-ken Hokuseibu 30 km 4.1 35.5 N 140.2 E 3 No tsunami alerts 17:58 JST 22 Apr 2011 Chiba-ken Hokuseibu 20 km 2.4 35.5 N 140.2 E 1 No tsunami alerts 22:24 JST 22 Apr 2011 Chiba-ken Toho-oki 60 km 3.5 35.6 N 140.8 E 1 No tsunami alerts 23:11 JST 22 Apr 2011 Akita-ken Nairiku-nambu 20 km 1.8 39.6 N 140.4 E 1 No tsunami alerts 23:34 JST 22 Apr 2011 Yamagata-ken Okitama-chiho 10 km 3.1 37.8 N 140.0 E 1 No tsunami alerts 00:25 JST 23 Apr 2011 Fukushima-ken Oki 20 km 5.6 37.2 N 141.3 E 5 lower No tsunami alerts 00:25 JST 23 Apr 2011 Fukushima-ken Oki 20 km 5.6 37.2 N 141.3 E 5 lower Intensity correction 04:44 JST 23 Apr 2011 Fukushima-ken Aizu very shallow 3.3 37.0 N 139.4 E 2 No tsunami alerts 06:33 JST 23 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.9 33.0 N 130.7 E 2 No tsunami alerts 08:15 JST 23 Apr 2011 Ibaraki-ken Hokubu 10 km 4.5 36.7 N 140.7 E 4 No tsunami alerts 14:31 JST 23 Apr 2011 Nagano-ken Chubu very shallow 1.8 36.1 N 138.1 E 1 No tsunami alerts 15:30 JST 23 Apr 2011 Iwate-ken Oki 40 km 4.4 39.0 N 142.4 E 3 No tsunami alerts 19:13 JST 23 Apr 2011 Sanriku Oki 10 km 6.0 39.2 N 143.0 E 3   20:07 JST 23 Apr 2011 Fukushima-ken Hamadori 10 km 4.3 37.0 N 140.7 E 3 No tsunami alerts 20:51 JST 23 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 3.2 32.9 N 130.9 E 3 No tsunami alerts 23:09 JST 23 Apr 2011 Kyoto-fu Nambu 10 km 2.6 35.0 N 135.5 E 1 No tsunami alerts 23:31 JST 23 Apr 2011 Ibaraki-ken Hokubu 50 km 4.2 36.4 N 140.6 E 3 No tsunami alerts 01:23 JST 24 Apr 2011 Miyagi-ken Chubu 10 km 2.6 38.3 N 140.7 E 1 No tsunami alerts 05:53 JST 24 Apr 2011 Fukushima-ken Hamadori 10 km 4.2 37.1 N 140.8 E 3 No tsunami alerts 11:55 JST 24 Apr 2011 Nagano-ken Hokubu 20 km 2.4 37.0 N 138.5 E 1 No tsunami alerts 12:25 JST 24 Apr 2011 Ibaraki-ken Nambu 50 km 4.3 36.1 N 139.9 E 3 No tsunami alerts 16:56 JST 24 Apr 2011 Akita-ken Nairiku-nambu 20 km 1.9 39.6 N 140.4 E 2 No tsunami alerts 19:09 JST 24 Apr 2011 Fukushima-ken Hamadori 20 km 4.4 37.1 N 140.7 E 4 No tsunami alerts 20:50 JST 24 Apr 2011 Fukushima-ken Hamadori very shallow 3.6 37.1 N 140.8 E 3 No tsunami alerts 21:00 JST 24 Apr 2011 Iwate-ken Nairiku-nambu very shallow 3.1 39.0 N 140.8 E 1 No tsunami alerts 21:20 JST 24 Apr 2011 Fukushima-ken Hamadori 10 km 3.9 37.1 N 140.8 E 3 No tsunami alerts 23:57 JST 24 Apr 2011 Ise-wan 40 km 3.2 34.9 N 136.8 E 1 No tsunami alerts 02:48 JST 25 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 4.0 33.0 N 130.7 E 3 No tsunami alerts 02:55 JST 25 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 3.0 33.0 N 130.7 E 1 No tsunami alerts 05:25 JST 25 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.9 33.0 N 130.7 E 1 No tsunami alerts 06:06 JST 25 Apr 2011 Chiba-ken Toho-oki 20 km 5.0 35.2 N 141.3 E 2 No tsunami alerts 11:44 JST 25 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.4 33.0 N 130.7 E 1 No tsunami alerts 12:47 JST 25 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.4 33.0 N 130.7 E 1 No tsunami alerts 14:26 JST 25 Apr 2011 Chiba-ken Toho-oki 10 km 3.9 35.5 N 141.1 E 1 No tsunami alerts 17:03 JST 25 Apr 2011 Miyazaki-ken Nambu-yamazoi 10 km 2.6 31.9 N 131.1 E 1 No tsunami alerts 18:00 JST 25 Apr 2011 Ibaraki-ken Oki 30 km 5.0 36.2 N 141.1 E 4 No tsunami alerts 18:00 JST 25 Apr 2011 Ibaraki-ken Oki 30 km 5.0 36.2 N 141.1 E 4 Intensity correction 20:16 JST 25 Apr 2011 Chiba-ken Toho-oki 20 km 4.1 35.4 N 141.1 E 1 No tsunami alerts 21:48 JST 25 Apr 2011 Nagano-ken Hokubu 10 km 3.0 36.9 N 138.4 E 2 No tsunami alerts 21:57 JST 25 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.5 39.6 N 140.4 E 2 No tsunami alerts 23:11 JST 25 Apr 2011 Nagano-ken Hokubu very shallow 2.7 36.9 N 138.5 E 1 No tsunami alerts 23:51 JST 25 Apr 2011 Tochigi-ken Hokubu 10 km 3.9 36.7 N 139.6 E 3 No tsunami alerts 05:24 JST 26 Apr 2011 Fukushima-ken Oki 30 km 4.1 37.1 N 141.1 E 3 No tsunami alerts 06:03 JST 26 Apr 2011 Gumma-ken Hokubu 10 km 2.0 36.8 N 139.3 E 1 No tsunami alerts 06:16 JST 26 Apr 2011 Miyagi-ken Oki 70 km 4.6 38.3 N 141.9 E 3 No tsunami alerts 07:13 JST 26 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.1 33.1 N 130.8 E 1 No tsunami alerts 08:26 JST 26 Apr 2011 Urakawa Oki 70 km 4.6 42.0 N 142.6 E 2 No tsunami alerts 08:58 JST 26 Apr 2011 Mie-ken Chubu 40 km 3.4 34.8 N 136.4 E 1 No tsunami alerts 09:05 JST 26 Apr 2011 Fukushima-ken Hamadori 20 km 3.6 37.1 N 140.7 E 3 No tsunami alerts 13:01 JST 26 Apr 2011 Fukushima-ken Oki very shallow 5.2 37.3 N 141.3 E 3 No tsunami alerts 17:11 JST 26 Apr 2011 Niigata-ken Chuetsu-chiho 30 km 2.5 37.1 N 138.6 E 1 No tsunami alerts 21:12 JST 26 Apr 2011 Ibaraki-ken Nambu 50 km 5.0 36.1 N 140.0 E 4 No tsunami alerts 23:33 JST 26 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 1.5 37.0 N 138.8 E 1 No tsunami alerts 02:17 JST 27 Apr 2011 Ibaraki-ken Nambu 50 km 3.5 36.3 N 140.0 E 2 No tsunami alerts 04:34 JST 27 Apr 2011 Iwate-ken Nairiku-nambu 10 km 3.0 38.9 N 141.4 E 1 No tsunami alerts 07:35 JST 27 Apr 2011 Chiba-ken Toho-oki 20 km 4.3 35.4 N 141.1 E 2 No tsunami alerts 07:56 JST 27 Apr 2011 Nagano-ken Hokubu 20 km 3.0 36.9 N 138.4 E 2 No tsunami alerts 09:43 JST 27 Apr 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.7 E 1 No tsunami alerts 09:55 JST 27 Apr 2011 Fukushima-ken Hamadori 10 km 4.0 37.0 N 140.7 E 2 No tsunami alerts 10:06 JST 27 Apr 2011 Fukushima-ken Aizu 10 km 2.6 37.7 N 139.9 E 1 No tsunami alerts 10:10 JST 27 Apr 2011 Fukushima-ken Aizu 20 km 2.7 37.7 N 139.9 E 1 No tsunami alerts 10:48 JST 27 Apr 2011 Ibaraki-ken Oki 10 km 3.5 35.9 N 140.9 E 1 No tsunami alerts 12:55 JST 27 Apr 2011 Fukushima-ken Hamadori 10 km 4.3 37.1 N 140.7 E 3 No tsunami alerts 13:03 JST 27 Apr 2011 Fukushima-ken Oki 20 km 4.1 37.0 N 141.3 E 2 No tsunami alerts 13:06 JST 27 Apr 2011 Iwate-ken Oki 30 km 3.9 39.1 N 142.3 E 1 No tsunami alerts 13:24 JST 27 Apr 2011 Fukushima-ken Oki 50 km 4.3 37.1 N 141.5 E 2 No tsunami alerts 13:37 JST 27 Apr 2011 Ibaraki-ken Hokubu 10 km 3.2 36.8 N 140.7 E 1 No tsunami alerts 13:39 JST 27 Apr 2011 Iwate-ken Engan-nambu 70 km 3.6 39.0 N 141.7 E 1 No tsunami alerts 15:15 JST 27 Apr 2011 Ibaraki-ken Hokubu 10 km 3.8 36.7 N 140.7 E 2 No tsunami alerts 16:03 JST 27 Apr 2011 Iwate-ken Oki 50 km 4.2 40.0 N 142.4 E 2 No tsunami alerts 17:35 JST 27 Apr 2011 Chiba-ken Toho-oki 50 km 3.9 35.7 N 140.8 E 1 No tsunami alerts 19:27 JST 27 Apr 2011 Nagano-ken Hokubu 20 km 4.5 36.8 N 138.6 E 4 No tsunami alerts 19:38 JST 27 Apr 2011 Fukushima-ken Hamadori very shallow 2.7 37.1 N 140.9 E 1 No tsunami alerts 20:12 JST 27 Apr 2011 Miyagi-ken Oki 60 km 3.7 38.4 N 141.8 E 1 No tsunami alerts 21:27 JST 27 Apr 2011 Fukushima-ken Hamadori 20 km 3.8 37.0 N 140.7 E 3 No tsunami alerts 21:57 JST 27 Apr 2011 Fukushima-ken Hamadori very shallow 3.9 37.1 N 140.7 E 2 No tsunami alerts 22:01 JST 27 Apr 2011 Yamagata-ken Okitama-chiho 10 km 2.6 37.8 N 140.0 E 1 No tsunami alerts 22:55 JST 27 Apr 2011 Fukushima-ken Oki 30 km 3.6 37.5 N 141.6 E 1 No tsunami alerts 23:06 JST 27 Apr 2011 Toyama-ken Tobu 10 km 3.2 36.5 N 137.6 E 1 No tsunami alerts 23:48 JST 27 Apr 2011 Fukushima-ken Hamadori 10 km 3.5 37.1 N 140.7 E 1 No tsunami alerts 00:56 JST 28 Apr 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.7 E 2 No tsunami alerts 03:01 JST 28 Apr 2011 Fukushima-ken Oki 40 km 3.3 37.3 N 141.3 E 1 No tsunami alerts 05:35 JST 28 Apr 2011 Ibaraki-ken Nambu 50 km 3.4 36.2 N 140.1 E 1 No tsunami alerts 06:11 JST 28 Apr 2011 Fukushima-ken Hamadori 20 km 3.5 37.0 N 140.7 E 2 No tsunami alerts 06:45 JST 28 Apr 2011 Miyagi-ken Oki 50 km 4.8 38.1 N 141.8 E 3 No tsunami alerts 07:00 JST 28 Apr 2011 Hyuga-nada 40 km 4.0 32.7 N 132.2 E 2 No tsunami alerts 07:29 JST 28 Apr 2011 Fukushima-ken Hamadori 20 km 3.8 36.9 N 140.7 E 1 No tsunami alerts 08:24 JST 28 Apr 2011 Hiroshima-ken Hokubu very shallow 2.6 35.0 N 133.0 E 1 No tsunami alerts 08:42 JST 28 Apr 2011 Fukushima-ken Hamadori 10 km 2.3 37.1 N 140.9 E 1 No tsunami alerts 09:02 JST 28 Apr 2011 Fukushima-ken Oki 10 km 4.9 36.8 N 142.6 E 1 No tsunami alerts 09:39 JST 28 Apr 2011 Miyagi-ken Oki 50 km 4.1 37.9 N 141.9 E 1 No tsunami alerts 10:20 JST 28 Apr 2011 Fukushima-ken Hamadori 20 km 3.3 36.9 N 140.7 E 1 No tsunami alerts 10:44 JST 28 Apr 2011 Miyagi-ken Oki 50 km 4.8 38.6 N 141.9 E Unkn No tsunami alerts 11:15 JST 28 Apr 2011 Akita-ken Nairiku-nambu 20 km 2.2 39.5 N 140.5 E 1 No tsunami alerts 11:46 JST 28 Apr 2011 Miyagi-ken Oki 50 km 4.2 38.2 N 141.9 E 1 No tsunami alerts 12:18 JST 28 Apr 2011 Fukushima-ken Hamadori 20 km 3.5 36.9 N 140.7 E 1 No tsunami alerts 14:07 JST 28 Apr 2011 Fukushima-ken Oki 30 km 3.7 36.9 N 141.3 E 1 No tsunami alerts 14:09 JST 28 Apr 2011 Miyagi-ken Oki 60 km 3.9 38.3 N 141.8 E 1 No tsunami alerts 15:11 JST 28 Apr 2011 Miyagi-ken Oki 50 km 3.4 38.3 N 141.8 E 1 No tsunami alerts 15:27 JST 28 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.7 39.5 N 140.4 E 2 No tsunami alerts 17:04 JST 28 Apr 2011 Fukushima-ken Aizu 20 km 2.6 37.7 N 139.9 E 1 No tsunami alerts 17:06 JST 28 Apr 2011 Miyagi-ken Oki 60 km 3.9 38.2 N 141.8 E 1 No tsunami alerts 17:51 JST 28 Apr 2011 Miyagi-ken Oki 50 km 3.3 38.3 N 141.8 E 1 No tsunami alerts 18:28 JST 28 Apr 2011 Fukushima-ken Oki 40 km 5.7 37.4 N 141.8 E 4 No tsunami alerts 18:28 JST 28 Apr 2011 Fukushima-ken Oki 40 km 5.7 37.4 N 141.8 E 4 Intensity correction 19:42 JST 28 Apr 2011 Kushiro Oki 50 km 4.1 42.6 N 145.1 E 1 No tsunami alerts 21:39 JST 28 Apr 2011 Fukushima-ken Hamadori 10 km 3.9 37.1 N 140.9 E 3 No tsunami alerts 23:01 JST 28 Apr 2011 Fukushima-ken Oki 50 km 3.8 36.9 N 141.1 E 1 No tsunami alerts 23:18 JST 28 Apr 2011 Fukushima-ken Oki 40 km 3.2 37.4 N 141.6 E 1 No tsunami alerts 23:44 JST 28 Apr 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.9 E 1 No tsunami alerts 00:13 JST 29 Apr 2011 Fukushima-ken Hamadori very shallow 2.4 37.1 N 140.9 E 1 No tsunami alerts 01:22 JST 29 Apr 2011 Fukushima-ken Hamadori 20 km 3.4 36.9 N 140.8 E 1 No tsunami alerts 01:24 JST 29 Apr 2011 Ibaraki-ken Hokubu 10 km 3.0 36.7 N 140.7 E 1 No tsunami alerts 01:44 JST 29 Apr 2011 Miyagi-ken Oki 50 km 3.8 38.6 N 141.9 E 2 No tsunami alerts 02:14 JST 29 Apr 2011 Ibaraki-ken Hokubu 10 km 2.8 36.6 N 140.6 E 2 No tsunami alerts 02:18 JST 29 Apr 2011 Iwate-ken Oki 30 km 4.2 39.2 N 142.4 E 3 No tsunami alerts 02:35 JST 29 Apr 2011 Fukushima-ken Hamadori very shallow 3.5 37.1 N 140.9 E 2 No tsunami alerts 03:53 JST 29 Apr 2011 Nagano-ken Nambu 10 km 2.7 35.8 N 137.4 E 1 No tsunami alerts 03:56 JST 29 Apr 2011 Ibaraki-ken Hokubu 10 km 2.8 36.6 N 140.6 E 2 No tsunami alerts 04:22 JST 29 Apr 2011 Miyagi-ken Chubu 10 km 2.5 38.3 N 140.7 E 1 No tsunami alerts 05:59 JST 29 Apr 2011 Miyagi-ken Oki 10 km 4.7 37.9 N 142.6 E 1 No tsunami alerts 07:04 JST 29 Apr 2011 Fukushima-ken Oki 40 km 4.3 37.6 N 141.6 E 2 No tsunami alerts 07:22 JST 29 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 3.6 37.0 N 138.7 E 3 No tsunami alerts 07:24 JST 29 Apr 2011 Niigata-ken Chuetsu-chiho very shallow 1.8 37.0 N 138.7 E 1 No tsunami alerts 08:49 JST 29 Apr 2011 Fukushima-ken Hamadori 10 km 3.5 37.1 N 140.8 E 2 No tsunami alerts 09:00 JST 29 Apr 2011 Hokkaido Nansei-oki 10 km 4.1 42.2 N 139.3 E 2 No tsunami alerts 09:54 JST 29 Apr 2011 Fukushima-ken Hamadori 10 km 2.8 37.0 N 140.7 E 1 No tsunami alerts 10:14 JST 29 Apr 2011 Fukushima-ken Oki 10 km 5.2 37.5 N 142.6 E 1 No tsunami alerts 10:25 JST 29 Apr 2011 Miyagi-ken Oki 40 km 4.1 38.3 N 142.1 E 1 No tsunami alerts 11:50 JST 29 Apr 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.9 E 2 No tsunami alerts 12:09 JST 29 Apr 2011 Iyo-nada 50 km 3.4 33.7 N 132.4 E 1 No tsunami alerts 12:56 JST 29 Apr 2011 Okinoshima Kinkai 10 km 4.2 36.0 N 133.3 E 1 No tsunami alerts 13:01 JST 29 Apr 2011 Okinoshima Kinkai 10 km 4.1 36.0 N 133.4 E 2 No tsunami alerts 13:08 JST 29 Apr 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.9 33.0 N 130.7 E 1 No tsunami alerts 13:38 JST 29 Apr 2011 Tanegashima Kinkai 50 km 4.5 30.2 N 130.9 E 3 No tsunami alerts 14:30 JST 29 Apr 2011 Fukushima-ken Oki 20 km 4.1 36.9 N 141.4 E 1 No tsunami alerts 14:45 JST 29 Apr 2011 Fukushima-ken Oki 50 km 3.7 37.0 N 141.2 E 2 No tsunami alerts 14:59 JST 29 Apr 2011 Miyagi-ken Oki 70 km 3.3 38.8 N 141.6 E 1 No tsunami alerts 15:54 JST 29 Apr 2011 Iwate-ken Oki 50 km 4.8 39.3 N 142.0 E 4 No tsunami alerts 15:54 JST 29 Apr 2011 Iwate-ken Oki 50 km 4.8 39.3 N 142.0 E 4 Intensity correction 17:29 JST 29 Apr 2011 Ibaraki-ken Oki 50 km 3.9 36.6 N 140.9 E 2 No tsunami alerts 19:31 JST 29 Apr 2011 Nagano-ken Hokubu 10 km 3.3 36.8 N 138.6 E 2 No tsunami alerts 21:24 JST 29 Apr 2011 Ibaraki-ken Hokubu very shallow 3.1 36.7 N 140.7 E Unkn No tsunami alerts 21:54 JST 29 Apr 2011 Chiba-ken Nanto-oki 70 km 4.3 34.7 N 140.2 E 1 No tsunami alerts 22:02 JST 29 Apr 2011 Iwate-ken Oki 30 km 3.9 39.0 N 142.5 E 1 No tsunami alerts 22:27 JST 29 Apr 2011 Fukushima-ken Aizu 20 km 2.3 37.7 N 139.9 E 1 No tsunami alerts 23:32 JST 29 Apr 2011 Fukushima-ken Oki 40 km 3.8 37.2 N 141.6 E 1 No tsunami alerts 23:33 JST 29 Apr 2011 Ibaraki-ken Oki 30 km 3.9 36.3 N 140.9 E 2 No tsunami alerts 02:04 JST 30 Apr 2011 Chiba-ken Toho-oki 20 km 4.8 35.5 N 141.0 E 3 No tsunami alerts 03:44 JST 30 Apr 2011 Miyagi-ken Oki 30 km 3.7 38.4 N 142.2 E 1 No tsunami alerts 04:11 JST 30 Apr 2011 Gumma-ken Hokubu 10 km 2.6 36.5 N 138.7 E 2 No tsunami alerts 04:32 JST 30 Apr 2011 Fukushima-ken Oki 30 km 3.6 37.2 N 141.4 E 1 No tsunami alerts 04:41 JST 30 Apr 2011 Nagano-ken Hokubu 10 km 2.6 36.8 N 138.6 E 1 No tsunami alerts 05:21 JST 30 Apr 2011 Ibaraki-ken Hokubu 10 km 3.6 36.7 N 140.6 E 2 No tsunami alerts 05:42 JST 30 Apr 2011 Fukushima-ken Oki very shallow 4.6 37.6 N 142.3 E 1 No tsunami alerts 05:49 JST 30 Apr 2011 Fukushima-ken Hamadori 20 km 3.2 37.0 N 140.7 E 1 No tsunami alerts 06:11 JST 30 Apr 2011 Ibaraki-ken Oki 40 km 4.0 36.3 N 141.1 E 2 No tsunami alerts 07:19 JST 30 Apr 2011 Miyagi-ken Oki 50 km 5.2 38.8 N 142.1 E 3 No tsunami alerts 07:23 JST 30 Apr 2011 Ibaraki-ken Nambu 70 km 3.4 36.0 N 140.1 E 1 No tsunami alerts 07:53 JST 30 Apr 2011 Chiba-ken Toho-oki very shallow 3.1 35.8 N 140.9 E 1 No tsunami alerts 09:22 JST 30 Apr 2011 Fukushima-ken Hamadori 20 km 2.7 37.0 N 140.6 E 2 No tsunami alerts 09:53 JST 30 Apr 2011 Ibaraki-ken Oki 50 km 3.3 36.6 N 140.9 E 1 No tsunami alerts 10:05 JST 30 Apr 2011 Chiba-ken Toho-oki very shallow 3.7 35.8 N 141.0 E 1 No tsunami alerts 10:34 JST 30 Apr 2011 Miyagi-ken Oki 60 km 3.8 38.3 N 141.8 E 1 No tsunami alerts 10:54 JST 30 Apr 2011 Iwate-ken Oki 50 km 4.2 39.7 N 142.2 E 2 No tsunami alerts 12:44 JST 30 Apr 2011 Gumma-ken Hokubu very shallow 2.6 36.9 N 139.3 E 1 No tsunami alerts 12:56 JST 30 Apr 2011 Tochigi-ken Hokubu 10 km 2.2 36.8 N 139.4 E 1 No tsunami alerts 13:46 JST 30 Apr 2011 Chiba-ken Toho-oki 10 km 3.1 35.8 N 141.0 E 1 No tsunami alerts 14:06 JST 30 Apr 2011 Ibaraki-ken Oki 20 km 5.3 36.8 N 141.3 E 4 No tsunami alerts 14:29 JST 30 Apr 2011 Ibaraki-ken Oki 30 km 4.2 36.8 N 141.3 E 3 No tsunami alerts 14:47 JST 30 Apr 2011 Fukushima-ken Oki 30 km 4.5 37.3 N 141.3 E 4 No tsunami alerts 15:04 JST 30 Apr 2011 Ibaraki-ken Oki 20 km 4.6 36.7 N 141.3 E Unkn No tsunami alerts 15:33 JST 30 Apr 2011 Fukushima-ken Oki 40 km 3.7 37.3 N 141.5 E 1 No tsunami alerts 17:18 JST 30 Apr 2011 Ibaraki-ken Oki 40 km 4.0 36.3 N 141.1 E 2 No tsunami alerts 17:35 JST 30 Apr 2011 Taiwan and its Vicinity 70 km 4.8 24.7 N 121.9 E 1 No tsunami alerts 19:21 JST 30 Apr 2011 Ibaraki-ken Oki 20 km 3.8 36.8 N 141.3 E 1 No tsunami alerts 19:28 JST 30 Apr 2011 Miyagi-ken Chubu 10 km 3.1 38.3 N 140.7 E 2 No tsunami alerts 19:31 JST 30 Apr 2011 Miyagi-ken Chubu 10 km 2.4 38.3 N 140.7 E 1 No tsunami alerts 19:45 JST 30 Apr 2011 Akita-ken Nairiku-nambu 10 km 2.0 39.6 N 140.4 E 1 No tsunami alerts 19:46 JST 30 Apr 2011 Miyagi-ken Oki 40 km 4.0 38.3 N 142.2 E 1 No tsunami alerts 21:57 JST 30 Apr 2011 Fukushima-ken Hamadori 10 km 3.6 37.0 N 140.6 E 2 No tsunami alerts 22:22 JST 30 Apr 2011 Ibaraki-ken Oki 40 km 3.6 36.2 N 141.0 E 1 No tsunami alerts 22:25 JST 30 Apr 2011 Fukushima-ken Hamadori 10 km 2.4 37.1 N 140.8 E 1 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 2019 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 2020 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 2021 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 2022 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 2023 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 2024 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

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