J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
12:06 JST 01 Apr 2018 Fukushima-ken Oki 60km 3.7 37.0 N 141.2 E1 No tsunami alerts
13:22 JST 01 Apr 2018 Goto-retto Kinkai 20km 2.3 33.1 N 129.5 E1 No tsunami alerts
23:57 JST 01 Apr 2018 Ibaraki-ken Hokubu 10km 3.4 36.8 N 140.6 E2 No tsunami alerts
12:43 JST 02 Apr 2018 Goto-retto Kinkai 10km 2.2 33.1 N 129.5 E1 No tsunami alerts
15:35 JST 02 Apr 2018 Ibaraki-ken Oki 20km 3.2 36.6 N 141.0 E1 No tsunami alerts
21:12 JST 02 Apr 2018 Wakayama-ken Hokubu very shallow 2.5 34.2 N 135.4 E1 No tsunami alerts
22:24 JST 02 Apr 2018 Urakawa Oki 60km 3.9 42.0 N 142.6 E1 No tsunami alerts
04:10 JST 03 Apr 2018 Tanegashima Nanto-oki 10km 4.7 29.9 N 131.4 E1 No tsunami alerts
05:43 JST 03 Apr 2018 Chichijima Kinkai 10km 4.3 26.6 N 142.7 E1 No tsunami alerts
08:26 JST 03 Apr 2018 Nagano-ken Chubu 10km 2.8 35.9 N 138.2 E1 No tsunami alerts
09:11 JST 03 Apr 2018 Ibaraki-ken Oki 50km 3.8 36.4 N 141.0 E1 No tsunami alerts
21:06 JST 03 Apr 2018 Ibaraki-ken Hokubu 100km 4.1 36.8 N 140.7 E2 No tsunami alerts
22:14 JST 03 Apr 2018 Niigata-ken Chuetsu-chiho 10km 2.9 37.3 N 138.9 E2 No tsunami alerts
23:06 JST 03 Apr 2018 Tottori-ken Chubu 10km 2.8 35.4 N 133.8 E1 No tsunami alerts
13:27 JST 04 Apr 2018 Mie-ken Nanto-oki 10km 3.9 33.8 N 136.6 E1 No tsunami alerts
16:37 JST 04 Apr 2018 Fukushima-ken Oki 30km 4.5 37.3 N 141.8 E2 No tsunami alerts
07:52 JST 05 Apr 2018 Kanagawa-ken Tobu 90km 3.1 35.5 N 139.6 E1 No tsunami alerts
15:55 JST 05 Apr 2018 Amakusa-nada 10km 3.1 32.0 N 130.1 E1 No tsunami alerts
18:49 JST 05 Apr 2018 Miyagi-ken Oki 60km 3.8 38.0 N 141.5 E1 No tsunami alerts
03:16 JST 06 Apr 2018 Akita-ken Nairiku-hokubu 10km 2.8 40.1 N 140.6 E1 No tsunami alerts
05:08 JST 06 Apr 2018 Iwate-ken Oki 50km 3.2 39.6 N 142.1 E1 No tsunami alerts
11:28 JST 06 Apr 2018 Nagano-ken Nambu 10km 2.0 35.9 N 137.6 E1 No tsunami alerts
05:14 JST 07 Apr 2018 Ibaraki-ken Hokubu 60km 3.5 36.5 N 140.5 E2 No tsunami alerts
10:34 JST 07 Apr 2018 Shizuoka-ken Seibu 30km 3.2 34.9 N 138.0 E1 No tsunami alerts
11:01 JST 08 Apr 2018 Hokkaido Toho-oki 80km 4.0 43.7 N 146.5 E1 No tsunami alerts
22:21 JST 08 Apr 2018 Ibaraki-ken Oki 40km 4.0 36.7 N 141.3 E1 No tsunami alerts
23:18 JST 08 Apr 2018 Kumamoto-ken Kumamoto-chiho 10km 2.3 32.7 N 130.7 E1 No tsunami alerts
01:32 JST 09 Apr 2018 Shimane-ken Seibu 10km 5.8 35.2 N 132.6 E5 upper No tsunami alerts
01:43 JST 09 Apr 2018 Shimane-ken Seibu 10km 4.4 35.2 N 132.6 E4 No tsunami alerts
01:48 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.3 35.2 N 132.6 E2 No tsunami alerts
01:53 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.3 35.2 N 132.6 EUnknNo tsunami alerts
01:56 JST 09 Apr 2018 Shimane-ken Seibu 10km 4.7 35.2 N 132.6 E4 No tsunami alerts
01:56 JST 09 Apr 2018 Shimane-ken Seibu 10km 4.7 35.2 N 132.6 E4 No tsunami alerts
02:03 JST 09 Apr 2018 Shimane-ken Seibu 10km 4.3 35.2 N 132.6 E3 No tsunami alerts
02:10 JST 09 Apr 2018 Shimane-ken Seibu 10km 4.8 35.2 N 132.6 E4 No tsunami alerts
02:10 JST 09 Apr 2018 Shimane-ken Seibu 10km 4.8 35.2 N 132.6 E4 No tsunami alerts
02:19 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.2 35.2 N 132.6 E1 No tsunami alerts
02:24 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.1 35.2 N 132.6 E1 No tsunami alerts
02:30 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.9 35.2 N 132.6 E3 No tsunami alerts
02:35 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.3 35.2 N 132.6 E1 No tsunami alerts
02:38 JST 09 Apr 2018 Shimane-ken Seibu 10km 2.9 35.2 N 132.6 E1 No tsunami alerts
02:49 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.1 35.2 N 132.6 E2 No tsunami alerts
02:54 JST 09 Apr 2018 Shimane-ken Seibu 10km 2.7 35.2 N 132.6 E1 No tsunami alerts
03:00 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.0 35.2 N 132.6 E1 No tsunami alerts
03:46 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.7 35.2 N 132.6 E2 No tsunami alerts
03:57 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.5 35.2 N 132.6 E2 No tsunami alerts
04:33 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.2 35.2 N 132.6 E2 No tsunami alerts
04:39 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.7 35.2 N 132.6 E2 No tsunami alerts
05:05 JST 09 Apr 2018 Shimane-ken Seibu 10km 4.6 35.2 N 132.6 E4 No tsunami alerts
05:05 JST 09 Apr 2018 Shimane-ken Seibu 10km 4.6 35.2 N 132.6 E4 No tsunami alerts
05:14 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.2 35.2 N 132.6 E1 No tsunami alerts
05:49 JST 09 Apr 2018 Shimane-ken Seibu 10km 2.8 35.2 N 132.6 E1 No tsunami alerts
06:38 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.8 35.2 N 132.6 E3 No tsunami alerts
06:38 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.8 35.2 N 132.6 E3 No tsunami alerts
07:34 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.3 35.2 N 132.6 E2 No tsunami alerts
08:49 JST 09 Apr 2018 Kumamoto-ken Kumamoto-chiho 10km 2.4 32.7 N 130.7 E1 No tsunami alerts
09:27 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.0 35.2 N 132.6 E1 No tsunami alerts
11:45 JST 09 Apr 2018 Nemuro-hanto Nanto-oki 50km 3.5 43.1 N 146.0 E1 No tsunami alerts
12:33 JST 09 Apr 2018 Ibaraki-ken Oki 50km 3.4 36.5 N 140.7 E2 No tsunami alerts
13:50 JST 09 Apr 2018 Shimane-ken Seibu 10km 3.2 35.2 N 132.6 E2 No tsunami alerts
18:51 JST 09 Apr 2018 Kumamoto-ken Kumamoto-chiho 10km 2.0 32.7 N 130.7 E1 No tsunami alerts
19:52 JST 09 Apr 2018 Shimane-ken Seibu very shallow 2.7 35.2 N 132.6 E1 No tsunami alerts
05:09 JST 10 Apr 2018 Osumi-hanto Toho-oki 40km 4.0 31.2 N 131.4 E2 No tsunami alerts
07:13 JST 10 Apr 2018 Shimane-ken Seibu 10km 2.9 35.2 N 132.6 E1 No tsunami alerts
23:24 JST 10 Apr 2018 Satsuma-hanto Seiho-oki 10km 4.0 31.3 N 130.0 E3 No tsunami alerts
01:48 JST 11 Apr 2018 Shimane-ken Seibu 10km 3.0 35.2 N 132.6 E1 No tsunami alerts
12:17 JST 11 Apr 2018 Abashiri-chiho 10km 2.7 43.8 N 144.2 E1 No tsunami alerts
22:15 JST 11 Apr 2018 Shimane-ken Seibu 10km 3.0 35.2 N 132.6 E1 No tsunami alerts
03:31 JST 12 Apr 2018 Miyagi-ken Oki 60km 3.9 38.3 N 141.6 E1 No tsunami alerts
04:09 JST 12 Apr 2018 Miyagi-ken Oki 50km 4.0 38.3 N 141.8 E2 No tsunami alerts
08:02 JST 12 Apr 2018 Fukushima-ken Oki 40km 4.3 37.4 N 141.4 E2 No tsunami alerts
08:31 JST 12 Apr 2018 Tottori-ken Chubu 10km 2.4 35.4 N 133.8 E1 No tsunami alerts
16:57 JST 12 Apr 2018 Hokkaido Seiho-oki 230km 5.0 43.6 N 139.6 E1 No tsunami alerts
20:37 JST 12 Apr 2018 Sanriku Oki 10km 4.7 39.4 N 143.2 E2 No tsunami alerts
22:37 JST 12 Apr 2018 Miyagi-ken Oki 60km 4.8 38.4 N 141.9 E3 No tsunami alerts
22:51 JST 12 Apr 2018 Miyagi-ken Oki 60km 3.4 38.4 N 141.9 E1 No tsunami alerts
10:59 JST 13 Apr 2018 Shimane-ken Seibu 10km 3.9 35.2 N 132.6 E2 No tsunami alerts
12:46 JST 13 Apr 2018 Sanriku Oki 10km 4.5 39.9 N 143.4 E1 No tsunami alerts
17:43 JST 13 Apr 2018 Niigata-ken Joetsu-chiho 10km 2.7 37.0 N 138.4 E1 No tsunami alerts
20:59 JST 13 Apr 2018 Chiba-ken Nambu 40km 2.6 35.3 N 140.4 E1 No tsunami alerts
02:29 JST 14 Apr 2018 Wakayama-ken Hokubu 10km 1.9 34.0 N 135.3 E1 No tsunami alerts
04:00 JST 14 Apr 2018 Nemuro-hanto Nanto-oki 50km 5.4 43.2 N 145.7 E5 lower No tsunami alerts
04:00 JST 14 Apr 2018 Nemuro-hanto Nanto-oki 50km 5.4 43.2 N 145.7 E5 lower No tsunami alerts
07:48 JST 14 Apr 2018 Shimane-ken Seibu 10km 3.6 35.2 N 132.6 E2 No tsunami alerts
10:36 JST 14 Apr 2018 Aichi-ken Seibu 10km 3.5 34.8 N 137.1 E3 No tsunami alerts
10:36 JST 14 Apr 2018 Aichi-ken Seibu 10km 3.5 34.8 N 137.1 E3 No tsunami alerts
11:14 JST 14 Apr 2018 Shimane-ken Seibu 10km 2.7 35.2 N 132.6 E1 No tsunami alerts
13:51 JST 14 Apr 2018 Aichi-ken Seibu 40km 3.1 34.9 N 137.3 E2 No tsunami alerts
15:13 JST 14 Apr 2018 Aichi-ken Seibu 10km 4.6 34.8 N 137.1 E4 No tsunami alerts
15:13 JST 14 Apr 2018 Aichi-ken Seibu 10km 4.6 34.8 N 137.1 E4 No tsunami alerts
19:36 JST 14 Apr 2018 Tottori-ken Chubu 10km 2.0 35.4 N 133.9 E1 No tsunami alerts
20:35 JST 14 Apr 2018 Ibaraki-ken Oki 30km 3.3 36.7 N 141.2 E1 No tsunami alerts
09:25 JST 15 Apr 2018 Kumamoto-ken Aso-chiho 10km 2.2 33.0 N 131.1 E1 No tsunami alerts
10:12 JST 15 Apr 2018 Niijima-Kozushima Kinkai 10km 2.6 34.5 N 139.2 E1 No tsunami alerts
10:41 JST 15 Apr 2018 Abashiri Oki 10km 3.5 44.3 N 144.1 E1 No tsunami alerts
12:45 JST 15 Apr 2018 Iriomotejima Fukin 10km 2.7 24.4 N 123.8 E1 No tsunami alerts
19:47 JST 15 Apr 2018 Tokara-retto Kinkai 10km 2.7 29.2 N 129.1 E1 No tsunami alerts
21:55 JST 15 Apr 2018 Tokara-retto Kinkai 10km 3.3 29.2 N 129.1 E1 No tsunami alerts
00:09 JST 16 Apr 2018 Iwate-ken Oki 50km 4.0 39.4 N 142.6 E2 No tsunami alerts
00:24 JST 16 Apr 2018 Tokara-retto Kinkai very shallow 3.1 29.2 N 129.1 E1 No tsunami alerts
00:26 JST 16 Apr 2018 Tokara-retto Kinkai 10km 3.1 29.2 N 129.1 E1 No tsunami alerts
00:27 JST 16 Apr 2018 Tokara-retto Kinkai very shallow 3.2 29.2 N 129.1 E1 No tsunami alerts
00:29 JST 16 Apr 2018 Tokara-retto Kinkai 10km 2.8 29.2 N 129.2 EUnknNo tsunami alerts
00:36 JST 16 Apr 2018 Tokara-retto Kinkai 10km 3.1 29.2 N 129.1 E1 No tsunami alerts
00:47 JST 16 Apr 2018 Tokara-retto Kinkai 10km 3.3 29.2 N 129.2 E2 No tsunami alerts
00:58 JST 16 Apr 2018 Tokara-retto Kinkai 10km 3.7 29.2 N 129.1 E2 No tsunami alerts
01:02 JST 16 Apr 2018 Tokara-retto Kinkai 10km 2.8 29.2 N 129.1 E1 No tsunami alerts
01:26 JST 16 Apr 2018 Tokara-retto Kinkai 10km 3.5 29.2 N 129.1 E2 No tsunami alerts
01:37 JST 16 Apr 2018 Tokara-retto Kinkai 10km 2.5 29.2 N 129.2 E1 No tsunami alerts
01:42 JST 16 Apr 2018 Tokara-retto Kinkai 10km 2.8 29.2 N 129.2 E1 No tsunami alerts
03:35 JST 16 Apr 2018 Tokara-retto Kinkai 10km 3.6 29.2 N 129.1 E3 No tsunami alerts
03:35 JST 16 Apr 2018 Tokara-retto Kinkai 10km 3.6 29.2 N 129.1 E3 No tsunami alerts
03:41 JST 16 Apr 2018 Tokara-retto Kinkai 10km 2.6 29.2 N 129.2 E1 No tsunami alerts
03:47 JST 16 Apr 2018 Tokara-retto Kinkai 10km 3.1 29.2 N 129.1 E1 No tsunami alerts
04:26 JST 16 Apr 2018 Tokara-retto Kinkai 10km 2.6 29.2 N 129.2 E1 No tsunami alerts
05:12 JST 16 Apr 2018 Tokara-retto Kinkai 10km 3.3 29.2 N 129.1 E2 No tsunami alerts
10:47 JST 16 Apr 2018 Tokara-retto Kinkai 10km 2.6 29.2 N 129.2 E1 No tsunami alerts
17:55 JST 16 Apr 2018 Wakayama-ken Nambu 30km 3.4 33.5 N 135.8 E2 No tsunami alerts
01:06 JST 17 Apr 2018 Wakayama-ken Nambu 10km 3.5 33.8 N 135.4 E2 No tsunami alerts
01:53 JST 18 Apr 2018 Fukushima-ken Hamadori 10km 3.7 37.0 N 140.8 E2 No tsunami alerts
05:31 JST 18 Apr 2018 Fukuoka-ken Chikugo-chiho 10km 2.4 33.1 N 130.5 E1 No tsunami alerts
15:10 JST 18 Apr 2018 Shimane-ken Seibu 10km 3.0 35.2 N 132.6 E1 No tsunami alerts
16:26 JST 18 Apr 2018 Wakayama-ken Hokubu 10km 2.5 34.1 N 135.3 E1 No tsunami alerts
06:08 JST 19 Apr 2018 Shimane-ken Seibu 10km 2.5 35.2 N 132.6 E1 No tsunami alerts
13:58 JST 19 Apr 2018 Miyagi-ken Oki 70km 4.1 38.9 N 141.7 E2 No tsunami alerts
20:34 JST 19 Apr 2018 Iwate-ken Oki 50km 3.6 39.5 N 142.3 E1 No tsunami alerts
20:38 JST 19 Apr 2018 Iwate-ken Oki 30km 4.7 40.2 N 142.5 E3 No tsunami alerts
20:38 JST 19 Apr 2018 Iwate-ken Oki 30km 4.7 40.2 N 142.5 E3 No tsunami alerts
04:55 JST 20 Apr 2018 Nagano-ken Nambu 10km 2.7 35.9 N 137.6 E1 No tsunami alerts
08:57 JST 20 Apr 2018 Yamanashi-ken Tobu-Fujigoko 20km 3.6 35.5 N 139.0 E2 No tsunami alerts
10:56 JST 20 Apr 2018 Nara-ken 10km 2.5 34.4 N 135.9 E1 No tsunami alerts
19:45 JST 20 Apr 2018 Kushiro Oki 50km 4.5 42.7 N 144.7 E2 No tsunami alerts
04:36 JST 21 Apr 2018 Nagano-ken Nambu 10km 2.6 35.9 N 137.6 E2 No tsunami alerts
10:32 JST 21 Apr 2018 Iriomotejima Fukin 10km 2.9 24.4 N 123.8 E1 No tsunami alerts
18:47 JST 21 Apr 2018 Chiba-ken Toho-oki 30km 5.1 35.6 N 141.2 E3 No tsunami alerts
02:02 JST 22 Apr 2018 Chichijima Kinkai 100km 4.9 26.4 N 142.3 E2 No tsunami alerts
11:42 JST 22 Apr 2018 Aomori-ken Toho-oki 50km 3.1 40.7 N 142.2 E1 No tsunami alerts
16:56 JST 22 Apr 2018 Chiba-ken Nanto-oki 50km 4.2 34.7 N 140.6 E1 No tsunami alerts
20:30 JST 22 Apr 2018 Niijima-Kozushima Kinkai 10km 3.9 34.2 N 139.2 E3 No tsunami alerts
20:30 JST 22 Apr 2018 Niijima-Kozushima Kinkai 10km 3.9 34.2 N 139.2 E3 No tsunami alerts
20:36 JST 22 Apr 2018 Niijima-Kozushima Kinkai 10km 2.6 34.2 N 139.1 E2 No tsunami alerts
20:47 JST 22 Apr 2018 Niijima-Kozushima Kinkai very shallow 1.9 34.3 N 139.1 E1 No tsunami alerts
01:01 JST 23 Apr 2018 Shimane-ken Seibu 10km 4.1 35.2 N 132.6 E3 No tsunami alerts
05:45 JST 23 Apr 2018 Niijima-Kozushima Kinkai 10km 3.0 34.2 N 139.2 E2 No tsunami alerts
05:49 JST 23 Apr 2018 Niijima-Kozushima Kinkai 10km 4.3 34.2 N 139.2 E3 No tsunami alerts
07:05 JST 23 Apr 2018 Shimane-ken Tobu 10km 2.7 35.1 N 132.7 E1 No tsunami alerts
13:27 JST 23 Apr 2018 Aomori-ken Toho-oki 50km 3.5 40.7 N 142.2 E2 No tsunami alerts
22:41 JST 23 Apr 2018 Urakawa Oki 70km 4.0 42.0 N 142.7 E1 No tsunami alerts
17:53 JST 24 Apr 2018 Nemuro-hanto Nanto-oki 90km 5.3 43.3 N 145.8 E4 No tsunami alerts
17:53 JST 24 Apr 2018 Nemuro-hanto Nanto-oki 90km 5.3 43.3 N 145.8 E4 No tsunami alerts
00:52 JST 25 Apr 2018 Ibaraki-ken Nambu 40km 3.3 36.1 N 139.9 E1 No tsunami alerts
10:37 JST 25 Apr 2018 Iwate-ken Oki 40km 3.1 39.7 N 142.2 E1 No tsunami alerts
12:22 JST 25 Apr 2018 Miyagi-ken Hokubu 30km 2.4 38.9 N 140.8 E1 No tsunami alerts
21:45 JST 25 Apr 2018 Bungo-suido 40km 3.3 33.1 N 132.2 E1 No tsunami alerts
05:59 JST 26 Apr 2018 Kushiro-chiho Chunambu 80km 3.3 43.0 N 144.6 E1 No tsunami alerts
09:42 JST 26 Apr 2018 Saitama-ken Hokubu 60km 3.3 36.2 N 139.4 E1 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