J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Magnitude Intensity Remarks
00:36 JST 01 Jul 2015 Urakawa Oki 50 km 3.4 42.0 N 142.8 E1 No tsunami alerts
02:46 JST 01 Jul 2015 Amami-oshima Kinkai 10 km 3.4 28.5 N 129.6 E1 No tsunami alerts
09:20 JST 01 Jul 2015 Aomori-ken Toho-oki 40 km 3.7 40.6 N 142.5 E1 No tsunami alerts
02:23 JST 02 Jul 2015 Kunashirito Fukin 120 km 4.0 43.6 N 145.8 E1 No tsunami alerts
12:35 JST 02 Jul 2015 Nemuro-chiho Hokubu 10 km 3.5 44.0 N 145.1 E2 No tsunami alerts
15:05 JST 02 Jul 2015 Miyagi-ken Oki 60 km 4.6 38.4 N 142.0 E3 No tsunami alerts
04:46 JST 03 Jul 2015 Kanagawa-ken Seibu very shallow 2.5 35.2 N 139.0 E1 No tsunami alerts
04:55 JST 03 Jul 2015 Iyo-nada 40 km 3.8 33.6 N 132.4 E2 No tsunami alerts
11:48 JST 03 Jul 2015 Miyagi-ken Oki 50 km 3.1 38.3 N 141.7 E1 No tsunami alerts
12:33 JST 03 Jul 2015 Tomakomai Oki 100 km 4.2 42.1 N 141.4 E1 No tsunami alerts
00:43 JST 04 Jul 2015 Ehime-ken Nan-yo 40 km 3.6 33.6 N 132.8 E2 No tsunami alerts
01:09 JST 04 Jul 2015 Chiba-ken Nambu 30 km 2.7 35.3 N 140.4 E1 No tsunami alerts
03:41 JST 04 Jul 2015 Ibaraki-ken Nambu 50 km 2.9 36.1 N 139.9 E1 No tsunami alerts
07:39 JST 04 Jul 2015 Gifu-ken Hida-chiho 10 km 2.5 36.0 N 137.3 E1 No tsunami alerts
08:14 JST 04 Jul 2015 Kumamoto-ken Kumamoto-chiho 10 km 3.0 32.6 N 130.9 E2 No tsunami alerts
13:24 JST 04 Jul 2015 Miyagi-ken Oki 40 km 4.6 38.7 N 142.3 E3 No tsunami alerts
03:55 JST 05 Jul 2015 Miyagi-ken Oki 50 km 3.9 38.4 N 141.8 E1 No tsunami alerts
05:55 JST 05 Jul 2015 Yamagata-ken Okitama-chiho 10 km 3.5 37.8 N 140.0 E2 No tsunami alerts
09:20 JST 05 Jul 2015 Ibaraki-ken Oki 50 km 3.6 36.7 N 140.9 E1 No tsunami alerts
17:54 JST 05 Jul 2015 Wakayama-ken Hokubu 10 km 2.4 34.0 N 135.3 E1 No tsunami alerts
19:42 JST 05 Jul 2015 Miyagi-ken Oki 40 km 4.5 38.8 N 142.2 E2 No tsunami alerts
23:06 JST 05 Jul 2015 Izu-ohshima Kinkai 120 km 3.8 34.9 N 139.7 E2 No tsunami alerts
02:42 JST 06 Jul 2015 Fukushima-ken Oki 40 km 3.5 37.3 N 141.3 E1 No tsunami alerts
09:29 JST 06 Jul 2015 Miyagi-ken Oki 40 km 3.9 38.9 N 142.1 E2 No tsunami alerts
13:45 JST 06 Jul 2015 Hyogo-ken Nantobu 10 km 3.1 35.1 N 135.2 E2 No tsunami alerts
17:21 JST 06 Jul 2015 Ibaraki-ken Oki 40 km 3.6 36.6 N 141.1 E1 No tsunami alerts
18:24 JST 06 Jul 2015 Saitama-ken Nambu 100 km 3.3 35.9 N 139.7 E1 No tsunami alerts
18:30 JST 06 Jul 2015 Ibaraki-ken Nambu 50 km 4.1 36.1 N 139.9 E3 No tsunami alerts
02:46 JST 07 Jul 2015 Nagano-ken Nambu very shallow 2.4 35.9 N 137.5 E1 No tsunami alerts
14:10 JST 07 Jul 2015 Hokkaido Toho-oki 20 km 6.2 43.7 N 147.8 E3 No tsunami alerts
16:11 JST 07 Jul 2015 Iwate-ken Oki 30 km 4.2 39.2 N 142.5 E1 No tsunami alerts
08:43 JST 08 Jul 2015 Kushiro Oki 50 km 3.0 43.0 N 145.3 E1 No tsunami alerts
13:23 JST 08 Jul 2015 Iwate-ken Nairiku-hokubu very shallow 2.4 40.2 N 141.2 E1 No tsunami alerts
18:47 JST 08 Jul 2015 Wakayama-ken Hokubu very shallow 2.4 34.3 N 135.4 E1 No tsunami alerts
22:14 JST 08 Jul 2015 Miyagi-ken Oki 30 km 4.4 38.8 N 142.5 E1 No tsunami alerts
08:38 JST 09 Jul 2015 Chiba-ken Toho-oki very shallow 4.1 35.7 N 141.1 E2 No tsunami alerts
14:38 JST 09 Jul 2015 Iwate-ken Oki 60 km 3.2 40.1 N 141.9 E1 No tsunami alerts
17:27 JST 09 Jul 2015 Iwate-ken Oki 40 km 5.0 40.1 N 142.4 E3 No tsunami alerts
19:59 JST 09 Jul 2015 Miyagi-ken Oki 50 km 3.9 38.3 N 141.9 E1 No tsunami alerts
01:15 JST 10 Jul 2015 Ibaraki-ken Nambu 50 km 4.4 36.1 N 139.9 E4 No tsunami alerts
03:33 JST 10 Jul 2015 Iwate-ken Engan-hokubu 90 km 5.8 40.4 N 141.6 E5 lower No tsunami alerts
03:33 JST 10 Jul 2015 Iwate-ken Engan-hokubu 90 km 5.8 40.4 N 141.6 E5 lower Intensity correction
04:10 JST 10 Jul 2015 Aomori-ken Sampachi-Kamikita-chiho 90 km 2.9 40.4 N 141.5 E1 No tsunami alerts
09:40 JST 10 Jul 2015 Ibaraki-ken Nambu 50 km 3.7 36.1 N 139.9 E2 No tsunami alerts
04:23 JST 11 Jul 2015 Oita-ken Seibu very shallow 2.8 33.3 N 130.9 E2 No tsunami alerts
15:18 JST 11 Jul 2015 Hidaka-chiho Seibu 120 km 4.2 42.6 N 142.4 E2 No tsunami alerts
20:27 JST 11 Jul 2015 Hokkaido Toho-oki 10 km 5.0 43.7 N 147.8 E2 No tsunami alerts
02:37 JST 12 Jul 2015 Miyagi-ken Oki 40 km 4.0 37.9 N 142.0 E2 No tsunami alerts
03:39 JST 12 Jul 2015 Okinawa-honto Kinkai 40 km 4.6 26.0 N 128.4 E2 No tsunami alerts
21:35 JST 12 Jul 2015 Chiba-ken Hokutobu 40 km 2.9 35.9 N 140.6 E1 No tsunami alerts
21:36 JST 12 Jul 2015 Chiba-ken Hokutobu 40 km 3.1 35.9 N 140.6 E1 No tsunami alerts
02:52 JST 13 Jul 2015 Oita-ken Nambu 60 km 5.7 33.0 N 131.9 E5 upper No tsunami alerts
15:52 JST 13 Jul 2015 Hyuga-nada 40 km 4.3 31.4 N 131.9 E2 No tsunami alerts
18:12 JST 13 Jul 2015 Aomori-ken Toho-oki 50 km 3.2 40.7 N 142.2 E1 No tsunami alerts
19:32 JST 13 Jul 2015 Osaka-fu Hokubu 10 km 2.8 35.0 N 135.4 E2 No tsunami alerts
20:05 JST 13 Jul 2015 Osaka-fu Hokubu 10 km 2.7 35.0 N 135.4 E2 No tsunami alerts
00:23 JST 14 Jul 2015 Miyagi-ken Oki 50 km 3.1 38.5 N 141.8 E1 No tsunami alerts
02:57 JST 14 Jul 2015 Ishigakijima Kinkai 60 km 4.4 24.6 N 124.1 E2 No tsunami alerts
20:59 JST 14 Jul 2015 Niigata-ken Chuetsu-chiho 20 km 3.3 37.6 N 139.1 E2 No tsunami alerts
22:16 JST 14 Jul 2015 Fukushima-ken Oki 30 km 4.7 37.3 N 141.9 E2 No tsunami alerts
02:47 JST 15 Jul 2015 Izu-ohshima Kinkai 30 km 3.5 35.0 N 139.4 E1 No tsunami alerts
16:09 JST 15 Jul 2015 Hachijojima Kinkai 20 km 3.8 33.3 N 139.7 E1 No tsunami alerts
16:18 JST 15 Jul 2015 Hachijojima Kinkai 10 km 3.9 33.3 N 139.5 E1 No tsunami alerts
16:23 JST 15 Jul 2015 Hachijojima Kinkai 10 km 3.9 33.3 N 139.5 E1 No tsunami alerts
17:01 JST 15 Jul 2015 Hachijojima Kinkai 10 km 4.6 33.3 N 139.5 E1 No tsunami alerts
17:06 JST 15 Jul 2015 Hachijojima Kinkai 10 km 3.9 33.3 N 139.4 E1 No tsunami alerts
17:08 JST 15 Jul 2015 Iwate-ken Oki 20 km 4.1 40.2 N 142.5 E1 No tsunami alerts
19:02 JST 15 Jul 2015 Nagano-ken Hokubu very shallow 2.4 36.6 N 138.3 E1 No tsunami alerts
22:17 JST 15 Jul 2015 Fukushima-ken Oki 30 km 3.5 37.3 N 141.4 E1 No tsunami alerts
03:00 JST 16 Jul 2015 Amami-oshima Kinkai 20 km 3.8 28.6 N 129.7 E1 No tsunami alerts
06:14 JST 16 Jul 2015 Tomakomai Oki 130 km 4.0 42.6 N 141.7 E1 No tsunami alerts
07:47 JST 16 Jul 2015 Miyakojima Kinkai 40 km 4.0 24.7 N 125.3 E1 No tsunami alerts
10:15 JST 16 Jul 2015 Aomori-ken Toho-oki 30 km 4.4 41.3 N 142.7 E2 No tsunami alerts
10:15 JST 16 Jul 2015 Hachijojima Kinkai 10 km 4.5 33.3 N 139.4 E1 No tsunami alerts
14:12 JST 16 Jul 2015 Yonagunijima Kinkai 10 km 4.3 24.2 N 122.8 E1 No tsunami alerts
14:39 JST 16 Jul 2015 Miyagi-ken Oki 40 km 4.1 38.3 N 142.1 E3 No tsunami alerts
15:13 JST 16 Jul 2015 Hachijojima Kinkai 10 km 4.7 33.3 N 139.5 E2 No tsunami alerts
18:22 JST 16 Jul 2015 Hachijojima Kinkai 10 km 3.8 33.2 N 139.4 E1 No tsunami alerts
18:35 JST 16 Jul 2015 Hachijojima Kinkai 10 km 3.5 33.3 N 139.5 E1 No tsunami alerts
22:13 JST 16 Jul 2015 Iwate-ken Nairiku-nambu 10 km 3.4 39.4 N 140.9 E2 No tsunami alerts
02:15 JST 17 Jul 2015 Hachijojima Kinkai 10 km 4.2 33.3 N 139.5 E2 No tsunami alerts
09:57 JST 17 Jul 2015 Hyuga-nada 30 km 3.3 32.1 N 131.9 E1 No tsunami alerts
18:32 JST 17 Jul 2015 Hyuga-nada 30 km 3.9 32.6 N 132.3 E2 No tsunami alerts
18:28 JST 18 Jul 2015 Hyuga-nada 30 km 4.0 32.2 N 131.8 E2 No tsunami alerts
02:13 JST 19 Jul 2015 Osumi-hanto Toho-oki 40 km 4.6 31.1 N 131.5 E3 No tsunami alerts
02:13 JST 19 Jul 2015 Osumi-hanto Toho-oki 40 km 4.6 31.1 N 131.5 E3 Intensity correction
14:20 JST 19 Jul 2015 Miyagi-ken Oki 50 km 3.5 38.6 N 141.9 E1 No tsunami alerts
05:47 JST 20 Jul 2015 Ibaraki-ken Hokubu 10 km 3.1 36.7 N 140.6 E1 No tsunami alerts
07:05 JST 20 Jul 2015 Chiba-ken Hokutobu 40 km 3.2 35.9 N 140.6 E1 No tsunami alerts
10:12 JST 20 Jul 2015 Aomori-ken Toho-oki 10 km 3.1 41.0 N 141.4 E2 No tsunami alerts
10:46 JST 20 Jul 2015 Oita-ken Chubu 10 km 2.0 33.3 N 131.4 E1 No tsunami alerts
13:25 JST 20 Jul 2015 Miyagi-ken Oki 60 km 4.2 38.4 N 142.0 E1 No tsunami alerts
22:56 JST 20 Jul 2015 Niigata-ken Chuetsu-chiho 20 km 3.5 37.2 N 138.6 E3 No tsunami alerts
05:46 JST 21 Jul 2015 Kii-suido 50 km 3.8 33.9 N 134.9 E2 No tsunami alerts
13:30 JST 21 Jul 2015 Kumamoto-ken Kumamoto-chiho 10 km 3.1 32.6 N 130.7 E1 No tsunami alerts
15:27 JST 21 Jul 2015 Uchiura-wan 10 km 2.9 42.0 N 141.0 E1 No tsunami alerts
18:17 JST 21 Jul 2015 Fukushima-ken Oki 60 km 5.0 37.8 N 141.7 E3 No tsunami alerts
05:21 JST 22 Jul 2015 Shimane-ken Seibu 10 km 2.7 35.0 N 132.2 E1 No tsunami alerts
13:44 JST 22 Jul 2015 Chiba-ken Hokuseibu 80 km 3.0 35.5 N 140.1 E1 No tsunami alerts
13:51 JST 22 Jul 2015 Hachijojima Toho-oki 60 km 5.1 33.7 N 141.1 E1 No tsunami alerts
18:43 JST 22 Jul 2015 Kumamoto-ken Kumamoto-chiho 10 km 2.7 32.6 N 130.7 E1 No tsunami alerts
03:49 JST 23 Jul 2015 Ibaraki-ken Oki 10 km 4.2 36.5 N 141.0 E2 No tsunami alerts
14:28 JST 23 Jul 2015 Shizuoka-ken Tobu 10 km 2.4 35.3 N 138.7 E1 No tsunami alerts
18:43 JST 23 Jul 2015 Urakawa Oki 60 km 4.4 42.0 N 142.5 E2 No tsunami alerts
21:52 JST 23 Jul 2015 Fukushima-ken Oki 10 km 4.8 37.1 N 144.4 E1 No tsunami alerts
07:30 JST 24 Jul 2015 Iwate-ken Oki 50 km 3.3 39.0 N 142.3 E1 No tsunami alerts
10:53 JST 24 Jul 2015 Shimane-ken Tobu 20 km 2.6 35.3 N 133.3 E1 No tsunami alerts
17:39 JST 24 Jul 2015 Iwate-ken Oki 50 km 3.7 39.1 N 142.1 E1 No tsunami alerts
17:53 JST 24 Jul 2015 Ehime-ken Nan-yo 40 km 4.7 33.4 N 132.4 E4 No tsunami alerts
04:31 JST 25 Jul 2015 Chiba-ken Toho-oki 40 km 4.7 35.6 N 141.1 E2 No tsunami alerts
07:21 JST 25 Jul 2015 Hyogo-ken Hokubu 10 km 3.0 35.6 N 134.6 E1 No tsunami alerts
00:36 JST 26 Jul 2015 Kunashirito Fukin 100 km 3.6 43.9 N 146.2 E1 No tsunami alerts
08:26 JST 26 Jul 2015 Yamanashi-ken Tobu-Fujigoko 20 km 2.8 35.5 N 139.0 E1 No tsunami alerts
00:37 JST 27 Jul 2015 Mie-ken Nanto-oki 30 km 3.2 33.9 N 136.5 E1 No tsunami alerts
13:34 JST 27 Jul 2015 Akita-ken Oki 10 km 3.6 39.5 N 139.6 E1 No tsunami alerts
23:04 JST 27 Jul 2015 Chiba-ken Toho-oki 30 km 3.8 35.8 N 141.1 E1 No tsunami alerts
01:50 JST 28 Jul 2015 Ibaraki-ken Nambu 50 km 3.1 36.2 N 140.1 E1 No tsunami alerts
02:37 JST 28 Jul 2015 Fukushima-ken Aizu very shallow 2.9 37.7 N 139.9 E2 No tsunami alerts
15:11 JST 28 Jul 2015 Ibaraki-ken Hokubu 90 km 3.4 36.9 N 140.6 E1 No tsunami alerts
16:57 JST 28 Jul 2015 Nagano-ken Nambu 10 km 2.4 35.4 N 137.7 E1 No tsunami alerts
23:36 JST 28 Jul 2015 Yamanashi-ken Tobu-Fujigoko 20 km 2.1 35.4 N 138.8 E1 No tsunami alerts
08:45 JST 29 Jul 2015 Miyagi-ken Oki 40 km 3.8 38.7 N 142.2 E1 No tsunami alerts
13:53 JST 29 Jul 2015 Ibaraki-ken Oki 40 km 3.7 36.4 N 141.1 E1 No tsunami alerts
21:35 JST 29 Jul 2015 Ibaraki-ken Nambu 50 km 4.0 36.1 N 139.9 E3 No tsunami alerts
07:07 JST 30 Jul 2015 Kushiro-chiho Hokubu very shallow 1.3 43.6 N 144.4 E1 No tsunami alerts
13:53 JST 30 Jul 2015 Aomori-ken Sampachi-Kamikita-chiho 80 km 2.9 40.5 N 141.5 E1 No tsunami alerts
15:08 JST 30 Jul 2015 Yamanashi-ken Chu-seibu 20 km 2.1 35.8 N 138.4 E1 No tsunami alerts
17:16 JST 30 Jul 2015 Fukushima-ken Hamadori 10 km 4.2 37.1 N 140.7 E3 No tsunami alerts
20:49 JST 30 Jul 2015 Ibaraki-ken Hokubu 10 km 2.5 36.7 N 140.6 E1 No tsunami alerts
11:04 JST 31 Jul 2015 Iwate-ken Oki 40 km 3.9 40.0 N 142.5 E1 No tsunami alerts
13:08 JST 31 Jul 2015 Iwate-ken Nairiku-nambu 80 km 3.1 39.2 N 141.3 E1 No tsunami alerts
13:16 JST 31 Jul 2015 Aomori-ken Toho-oki 60 km 3.6 41.0 N 142.0 E2 No tsunami alerts
23:17 JST 31 Jul 2015 Kushiro-chiho Chunambu 10 km 2.5 43.5 N 144.1 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