J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Magnitude Intensity Remarks
18:57 JST 01 Mar 2015 Aki-nada 50 km 3.5 33.9 N 132.4 E1 No tsunami alerts
03:35 JST 02 Mar 2015 Fukushima-ken Oki 80 km 4.0 37.6 N 141.7 E1 No tsunami alerts
11:30 JST 02 Mar 2015 Hachijojima Kinkai 10 km 4.5 33.2 N 138.9 E1 No tsunami alerts
16:21 JST 02 Mar 2015 Iwate-ken Nairiku-hokubu 10 km 2.6 39.8 N 141.5 E1 No tsunami alerts
16:59 JST 02 Mar 2015 Ibaraki-ken Nambu 50 km 2.9 36.1 N 139.8 E1 No tsunami alerts
11:55 JST 03 Mar 2015 Iwate-ken Oki 40 km 3.5 39.1 N 142.4 E1 No tsunami alerts
15:56 JST 03 Mar 2015 Fukushima-ken Aizu 10 km 2.8 37.4 N 139.5 E1 No tsunami alerts
00:04 JST 04 Mar 2015 Gifu-ken Mino-chuseibu 40 km 4.9 35.4 N 136.8 E4 No tsunami alerts
01:13 JST 05 Mar 2015 Miyagi-ken Oki 50 km 3.4 38.9 N 142.0 E1 No tsunami alerts
16:31 JST 05 Mar 2015 Sanriku Oki 10 km 4.6 39.9 N 143.4 E1 No tsunami alerts
17:03 JST 05 Mar 2015 Ehime-ken Nan-yo 40 km 3.2 33.6 N 132.8 E1 No tsunami alerts
21:18 JST 05 Mar 2015 Ibaraki-ken Oki 10 km 3.6 36.6 N 140.7 E2 No tsunami alerts
21:23 JST 05 Mar 2015 Hidaka-chiho Tobu 60 km 3.7 42.3 N 143.0 E1 No tsunami alerts
08:06 JST 06 Mar 2015 Hidaka-chiho Chubu 60 km 4.9 42.4 N 142.6 E3 No tsunami alerts
08:59 JST 06 Mar 2015 Miyakojima Kinkai 50 km 4.4 24.8 N 125.4 E3 No tsunami alerts
12:21 JST 06 Mar 2015 Izu-ohshima Kinkai very shallow 3.2 34.8 N 139.3 E3 No tsunami alerts
13:51 JST 06 Mar 2015 Izu-ohshima Kinkai very shallow 2.1 34.8 N 139.3 E1 No tsunami alerts
14:17 JST 06 Mar 2015 Izu-ohshima Kinkai very shallow 2.1 34.8 N 139.3 E1 No tsunami alerts
14:20 JST 06 Mar 2015 Okinawa-honto Kinkai 50 km 3.9 26.3 N 127.2 E2 No tsunami alerts
14:22 JST 06 Mar 2015 Izu-ohshima Kinkai very shallow 2.0 34.7 N 139.3 E1 No tsunami alerts
14:30 JST 06 Mar 2015 Izu-ohshima Kinkai very shallow 2.4 34.7 N 139.3 E1 No tsunami alerts
16:17 JST 06 Mar 2015 Izu-ohshima Kinkai very shallow 2.0 34.7 N 139.3 E1 No tsunami alerts
16:23 JST 06 Mar 2015 Izu-ohshima Kinkai very shallow 2.1 34.8 N 139.3 E1 No tsunami alerts
21:26 JST 06 Mar 2015 Tochigi-ken Hokubu 10 km 2.2 36.9 N 139.5 E1 No tsunami alerts
01:06 JST 07 Mar 2015 Ibaraki-ken Nambu 50 km 3.4 36.1 N 139.8 E1 No tsunami alerts
09:51 JST 07 Mar 2015 Wakayama-ken Hokubu 10 km 2.8 34.2 N 135.2 E1 No tsunami alerts
11:03 JST 07 Mar 2015 Wakayama-ken Hokubu 10 km 2.8 34.2 N 135.2 E2 No tsunami alerts
23:31 JST 07 Mar 2015 Ibaraki-ken Oki 50 km 4.0 36.6 N 141.0 E2 No tsunami alerts
00:29 JST 08 Mar 2015 Ibaraki-ken Oki 40 km 3.8 36.3 N 141.2 E1 No tsunami alerts
08:16 JST 08 Mar 2015 Aomori-ken Toho-oki 30 km 4.2 40.6 N 142.5 E2 No tsunami alerts
00:07 JST 09 Mar 2015 Miyagi-ken Oki 70 km 3.9 38.7 N 141.7 E1 No tsunami alerts
11:58 JST 09 Mar 2015 Miyagi-ken Oki 40 km 4.1 38.9 N 142.2 E3 No tsunami alerts
01:18 JST 10 Mar 2015 Ibaraki-ken Oki 20 km 3.1 36.7 N 141.1 E1 No tsunami alerts
03:41 JST 10 Mar 2015 Iwate-ken Oki 50 km 3.8 40.4 N 142.1 E2 No tsunami alerts
10:14 JST 10 Mar 2015 Chichijima Kinkai 40 km 4.6 27.0 N 142.9 E1 No tsunami alerts
14:54 JST 10 Mar 2015 Fukushima-ken Oki 70 km 4.0 37.7 N 141.4 E2 No tsunami alerts
22:25 JST 11 Mar 2015 Kyoto-fu Nambu 10 km 3.0 35.2 N 135.6 E1 No tsunami alerts
01:26 JST 12 Mar 2015 Ibaraki-ken Hokubu 50 km 3.3 36.4 N 140.6 E1 No tsunami alerts
03:25 JST 12 Mar 2015 Nemuro-chiho Nambu 70 km 3.8 43.3 N 145.3 E1 No tsunami alerts
08:13 JST 12 Mar 2015 Amami-oshima Kinkai 20 km 3.1 28.2 N 129.3 E1 No tsunami alerts
20:02 JST 12 Mar 2015 Fukushima-ken Oki 40 km 4.8 37.3 N 141.7 E3 No tsunami alerts
05:55 JST 13 Mar 2015 Tochigi-ken Hokubu 10 km 2.8 36.9 N 139.4 E1 No tsunami alerts
06:03 JST 13 Mar 2015 Iriomotejima Fukin 10 km 4.5 24.3 N 123.8 E3 No tsunami alerts
06:09 JST 13 Mar 2015 Iriomotejima Fukin 20 km 2.8 24.2 N 123.8 E1 No tsunami alerts
12:51 JST 13 Mar 2015 Miyagi-ken Oki 40 km 4.0 38.7 N 142.3 E1 No tsunami alerts
18:34 JST 13 Mar 2015 Gifu-ken Hida-chiho very shallow 2.5 36.3 N 137.1 E1 No tsunami alerts
00:13 JST 14 Mar 2015 Suruga-wan 220 km 4.4 34.8 N 138.4 E1 No tsunami alerts
00:24 JST 14 Mar 2015 Ibaraki-ken Hokubu 50 km 3.8 36.4 N 140.6 E1 No tsunami alerts
01:15 JST 14 Mar 2015 Chichijima Kinkai 120 km 5.1 26.3 N 141.9 E3 No tsunami alerts
02:09 JST 14 Mar 2015 Miyagi-ken Oki 60 km 4.0 38.3 N 141.8 E2 No tsunami alerts
04:47 JST 14 Mar 2015 Chiba-ken Hokutobu 40 km 3.1 35.9 N 140.5 E1 No tsunami alerts
08:12 JST 14 Mar 2015 Ibaraki-ken Nambu 50 km 3.3 36.1 N 139.9 E1 No tsunami alerts
18:40 JST 14 Mar 2015 Goto-retto Kinkai 20 km 2.3 32.7 N 128.8 E1 No tsunami alerts
20:38 JST 14 Mar 2015 Gifu-ken Mino-chuseibu very shallow 3.3 36.0 N 136.8 E2 No tsunami alerts
21:39 JST 14 Mar 2015 Gifu-ken Mino-chuseibu very shallow 3.4 36.0 N 136.8 E2 No tsunami alerts
22:48 JST 14 Mar 2015 Miyakojima Kinkai 50 km 4.4 24.8 N 125.4 E3 No tsunami alerts
11:48 JST 15 Mar 2015 Bungo-suido 10 km 3.1 33.1 N 132.3 E1 No tsunami alerts
23:01 JST 15 Mar 2015 Ibaraki-ken Hokubu 10 km 2.9 36.7 N 140.6 E2 No tsunami alerts
23:44 JST 15 Mar 2015 Shizuoka-ken Izu-chiho 10 km 3.5 35.1 N 139.0 E2 No tsunami alerts
02:32 JST 16 Mar 2015 Ibaraki-ken Hokubu 10 km 3.6 36.8 N 140.6 E2 No tsunami alerts
06:24 JST 16 Mar 2015 Tochigi-ken Nambu 70 km 3.1 36.4 N 140.0 E1 No tsunami alerts
08:10 JST 16 Mar 2015 Nara-ken 10 km 2.4 34.4 N 135.9 E1 No tsunami alerts
20:56 JST 16 Mar 2015 Nemuro-hanto Nanto-oki 60 km 4.3 43.4 N 145.9 E3 No tsunami alerts
23:23 JST 16 Mar 2015 Okinawa-honto Kinkai 50 km 4.5 26.8 N 128.3 E3 No tsunami alerts
14:46 JST 17 Mar 2015 Sanriku Oki 10 km 4.4 39.6 N 143.6 E1 No tsunami alerts
18:25 JST 17 Mar 2015 Ishigakijima Kinkai 10 km 3.2 24.6 N 124.3 E1 No tsunami alerts
18:37 JST 17 Mar 2015 Yonagunijima Kinkai 50 km 3.6 24.3 N 123.0 E1 No tsunami alerts
23:48 JST 17 Mar 2015 Chiba-ken Hokuseibu 100 km 3.9 35.8 N 140.0 E1 No tsunami alerts
06:45 JST 18 Mar 2015 Shimane-ken Tobu 20 km 3.2 35.3 N 133.3 E1 No tsunami alerts
11:29 JST 18 Mar 2015 Ibaraki-ken Nambu 50 km 3.7 36.1 N 139.9 E2 No tsunami alerts
00:48 JST 19 Mar 2015 Ibaraki-ken Hokubu 50 km 3.2 36.4 N 140.6 E1 No tsunami alerts
10:34 JST 19 Mar 2015 Miyagi-ken Oki 50 km 4.7 38.5 N 141.8 E3 No tsunami alerts
13:29 JST 19 Mar 2015 Hyuga-nada 20 km 3.6 32.1 N 132.1 E1 No tsunami alerts
16:07 JST 19 Mar 2015 Hiroshima-ken Hokubu 10 km 3.4 34.9 N 133.0 E2 No tsunami alerts
01:56 JST 20 Mar 2015 Ibaraki-ken Nambu 70 km 3.5 36.1 N 140.0 E2 No tsunami alerts
06:29 JST 20 Mar 2015 Miyagi-ken Oki 40 km 3.2 38.7 N 142.1 E1 No tsunami alerts
08:30 JST 20 Mar 2015 Sanriku Oki 10 km 4.5 39.7 N 143.8 E1 No tsunami alerts
19:54 JST 20 Mar 2015 Chiba-ken Toho-oki 60 km 4.2 35.7 N 140.8 E2 No tsunami alerts
20:25 JST 20 Mar 2015 Chiba-ken Hokutobu 40 km 2.8 35.9 N 140.6 E1 No tsunami alerts
21:01 JST 20 Mar 2015 Yonagunijima Kinkai 70 km 4.4 24.6 N 122.8 E1 No tsunami alerts
23:53 JST 20 Mar 2015 Chiba-ken Hokutobu 60 km 3.7 35.7 N 140.7 E2 No tsunami alerts
03:07 JST 21 Mar 2015 Ishikawa-ken Kaga-chiho very shallow 2.6 36.5 N 136.7 E1 No tsunami alerts
14:27 JST 21 Mar 2015 Chiba-ken Hokuseibu 80 km 3.2 35.6 N 140.1 E1 No tsunami alerts
04:58 JST 22 Mar 2015 Fukushima-ken Oki 20 km 4.5 37.3 N 142.3 E1 No tsunami alerts
07:20 JST 23 Mar 2015 Gifu-ken Mino-chuseibu 50 km 2.6 35.5 N 136.7 E1 No tsunami alerts
13:31 JST 23 Mar 2015 Iwate-ken Oki 60 km 3.3 39.2 N 141.9 E1 No tsunami alerts
19:14 JST 23 Mar 2015 Taiwan and its Vicinity 20 km 5.8 23.7 N 121.6 E1 No tsunami alerts
21:40 JST 23 Mar 2015 Saitama-ken Nambu 90 km 3.9 36.0 N 139.8 E2 No tsunami alerts
22:56 JST 23 Mar 2015 Iwate-ken Oki 50 km 4.2 39.6 N 142.1 E3 No tsunami alerts
01:06 JST 24 Mar 2015 Nagano-ken Hokubu very shallow 3.6 36.8 N 137.9 E4 No tsunami alerts
01:10 JST 24 Mar 2015 Fukuoka-ken Hokusei-oki 10 km 2.8 33.7 N 130.3 E1 No tsunami alerts
02:50 JST 24 Mar 2015 Nagano-ken Hokubu very shallow 2.4 36.8 N 137.9 E2 No tsunami alerts
08:43 JST 24 Mar 2015 Ibaraki-ken Oki 50 km 3.3 36.5 N 141.2 E1 No tsunami alerts
11:59 JST 24 Mar 2015 Gifu-ken Hida-chiho 10 km 2.6 35.7 N 137.1 E1 No tsunami alerts
13:19 JST 24 Mar 2015 Iriomotejima Fukin 10 km 3.2 24.4 N 123.8 E2 No tsunami alerts
13:53 JST 24 Mar 2015 Ibaraki-ken Nambu 70 km 4.6 36.3 N 140.1 E3 No tsunami alerts
14:50 JST 24 Mar 2015 Nagano-ken Hokubu very shallow 2.4 36.8 N 137.9 E1 No tsunami alerts
00:42 JST 25 Mar 2015 Amami-oshima Kinkai 40 km 3.6 27.9 N 129.5 E1 No tsunami alerts
02:17 JST 25 Mar 2015 Kumamoto-ken Kumamoto-chiho 10 km 3.0 33.0 N 130.9 E2 No tsunami alerts
04:05 JST 25 Mar 2015 Kochi-ken Tobu 10 km 3.3 33.6 N 134.1 E2 No tsunami alerts
09:34 JST 25 Mar 2015 Tokachi-chiho Nambu 50 km 5.0 42.4 N 143.1 E3 No tsunami alerts
12:30 JST 25 Mar 2015 Nagano-ken Hokubu very shallow 2.3 36.8 N 137.9 E1 No tsunami alerts
15:30 JST 25 Mar 2015 Kunashirito Fukin 120 km 4.0 43.7 N 145.9 E2 No tsunami alerts
16:26 JST 25 Mar 2015 Ibaraki-ken Nambu 50 km 3.9 36.2 N 139.8 E3 No tsunami alerts
06:28 JST 26 Mar 2015 Chiba-ken Toho-oki 10 km 4.2 35.8 N 141.0 E3 No tsunami alerts
10:46 JST 26 Mar 2015 Fukushima-ken Oki 40 km 4.0 37.7 N 141.8 E2 No tsunami alerts
11:52 JST 26 Mar 2015 Iwate-ken Nairiku-nambu 140 km 3.9 39.2 N 141.0 E1 No tsunami alerts
16:29 JST 26 Mar 2015 Osaka-fu Hokubu 10 km 2.8 34.9 N 135.5 E2 No tsunami alerts
17:41 JST 26 Mar 2015 Fukushima-ken Oki 30 km 3.9 36.9 N 141.6 E1 No tsunami alerts
18:24 JST 26 Mar 2015 Iwate-ken Oki 50 km 2.9 40.1 N 142.2 E1 No tsunami alerts
02:28 JST 27 Mar 2015 Miyagi-ken Oki 50 km 4.1 38.2 N 141.7 E2 No tsunami alerts
04:14 JST 27 Mar 2015 Ibaraki-ken Hokubu 60 km 3.2 36.5 N 140.6 E1 No tsunami alerts
12:04 JST 27 Mar 2015 Kanto Toho-oki 10 km 5.2 36.5 N 142.9 E2 No tsunami alerts
13:50 JST 27 Mar 2015 Miyagi-ken Oki 30 km 4.3 38.4 N 142.2 E1 No tsunami alerts
17:01 JST 27 Mar 2015 Fukushima-ken Oki 40 km 3.8 37.5 N 141.5 E1 No tsunami alerts
17:25 JST 27 Mar 2015 Kii-suido very shallow 3.0 34.0 N 135.1 E1 No tsunami alerts
20:17 JST 27 Mar 2015 Iwate-ken Engan-hokubu 110 km 3.6 39.7 N 141.6 E1 No tsunami alerts
21:32 JST 27 Mar 2015 Fukushima-ken Oki 10 km 4.8 37.2 N 141.5 E2 No tsunami alerts
23:39 JST 27 Mar 2015 Fukushima-ken Oki 10 km 4.8 37.2 N 141.5 E2 No tsunami alerts
09:42 JST 28 Mar 2015 Kumamoto-ken Kumamoto-chiho 10 km 2.6 32.5 N 130.6 E1 No tsunami alerts
11:05 JST 28 Mar 2015 Miyagi-ken Oki 50 km 3.7 38.5 N 142.1 E1 No tsunami alerts
11:18 JST 28 Mar 2015 Fukushima-ken Oki 10 km 3.8 37.2 N 141.5 E1 No tsunami alerts
11:51 JST 28 Mar 2015 Chiba-ken Hokuseibu 80 km 3.6 35.5 N 140.1 E2 No tsunami alerts
16:18 JST 28 Mar 2015 Yamagata-ken Mogami-chiho very shallow 3.3 38.9 N 140.4 E3 No tsunami alerts
17:05 JST 28 Mar 2015 Wakayama-ken Hokubu 10 km 2.3 34.3 N 135.4 E1 No tsunami alerts
03:54 JST 29 Mar 2015 Kii-suido 10 km 2.4 34.2 N 135.1 E1 No tsunami alerts
11:26 JST 29 Mar 2015 Sorachi-chiho Nambu 150 km 3.5 43.0 N 142.2 E1 No tsunami alerts
12:23 JST 29 Mar 2015 Kagoshima-wan 140 km 4.1 31.4 N 130.6 E1 No tsunami alerts
00:22 JST 30 Mar 2015 Fukushima-ken Nakadori 10 km 3.4 37.1 N 140.6 E1 No tsunami alerts
17:32 JST 30 Mar 2015 Ibaraki-ken Oki 40 km 3.4 36.2 N 141.1 E1 No tsunami alerts
18:49 JST 30 Mar 2015 Ibaraki-ken Oki 40 km 3.2 36.2 N 141.1 E1 No tsunami alerts
20:07 JST 30 Mar 2015 Fukuoka-ken Hokusei-oki 20 km 3.1 33.7 N 130.3 E1 No tsunami alerts
05:07 JST 31 Mar 2015 Okinawa-honto Kinkai 40 km 4.1 27.0 N 128.4 E2 No tsunami alerts
06:33 JST 31 Mar 2015 Ibaraki-ken Nambu 50 km 3.3 36.1 N 139.9 E1 No tsunami alerts
07:27 JST 31 Mar 2015 Kagoshima-wan 10 km 2.6 31.6 N 130.6 E1 No tsunami alerts
13:00 JST 31 Mar 2015 Ibaraki-ken Hokubu 60 km 3.9 36.5 N 140.6 E2 No tsunami alerts
14:09 JST 31 Mar 2015 Gifu-ken Hida-chiho 10 km 2.8 36.0 N 137.3 E1 No tsunami alerts
23:33 JST 31 Mar 2015 Chiba-ken Toho-oki 10 km 3.4 35.7 N 141.0 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