J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
12:03 JST 01 Feb 2018 Kagoshima-ken Satsuma-chiho 10 km 2.8 32.2 N 130.3 E1 No tsunami alerts
15:48 JST 01 Feb 2018 Amami-oshima Kinkai 30 km 4.1 28.3 N 129.4 E3 No tsunami alerts
00:38 JST 02 Feb 2018 Fukushima-ken Oki 30 km 4.4 37.1 N 142.0 E1 No tsunami alerts
04:08 JST 02 Feb 2018 Ibaraki-ken Nambu 70 km 3.3 36.3 N 140.0 E1 No tsunami alerts
06:02 JST 02 Feb 2018 Miyagi-ken Oki 40 km 3.6 38.8 N 142.3 E1 No tsunami alerts
17:39 JST 02 Feb 2018 Iwate-ken Nairiku-nambu 10 km 2.8 39.1 N 140.9 E1 No tsunami alerts
19:44 JST 02 Feb 2018 Miyagi-ken Oki 50 km 4.0 38.6 N 141.9 E2 No tsunami alerts
23:52 JST 02 Feb 2018 Iwate-ken Oki 50 km 4.0 39.3 N 142.1 E2 No tsunami alerts
12:06 JST 03 Feb 2018 Chiba-ken Toho-oki 20 km 3.2 35.8 N 141.0 E1 No tsunami alerts
10:46 JST 04 Feb 2018 Tochigi-ken Hokubu 10 km 2.8 36.8 N 139.4 E2 No tsunami alerts
22:56 JST 04 Feb 2018 Taiwan and its Vicinity 10 km 6.5 23.9 N 121.6 E2  
11:52 JST 05 Feb 2018 Kagoshima-ken Satsuma-chiho 10 km 2.9 32.0 N 130.3 E2 No tsunami alerts
05:57 JST 06 Feb 2018 Ogasawara-shoto Seiho-oki 490 km 5.7 27.1 N 141.0 E1 No tsunami alerts
08:33 JST 06 Feb 2018 Shimane-ken Tobu 10 km 2.8 35.2 N 132.8 E1 No tsunami alerts
17:14 JST 06 Feb 2018 Tottori-ken Chubu 10 km 2.6 35.4 N 133.9 E1 No tsunami alerts
19:43 JST 06 Feb 2018 Kumamoto-ken Kumamoto-chiho very shallow 2.2 32.8 N 130.7 E1 No tsunami alerts
20:11 JST 06 Feb 2018 Nagano-ken Nambu very shallow 2.3 35.9 N 137.6 E1 No tsunami alerts
22:57 JST 06 Feb 2018 Ibaraki-ken Oki 50 km 3.7 36.6 N 140.9 E3 No tsunami alerts
00:50 JST 07 Feb 2018 Taiwan and its Vicinity very shallow 6.3 24.1 N 121.6 E2  
09:15 JST 07 Feb 2018 Miyagi-ken Oki 50 km 3.9 38.3 N 142.0 E1 No tsunami alerts
14:39 JST 07 Feb 2018 Etorofuto Nanto-oki 10 km 4.7 43.9 N 148.0 E1 No tsunami alerts
07:49 JST 08 Feb 2018 Tottori-ken Chubu 10 km 2.6 35.4 N 133.8 E1 No tsunami alerts
10:34 JST 08 Feb 2018 Nemuro-hanto Nanto-oki 30 km 4.5 42.9 N 146.8 E1 No tsunami alerts
15:21 JST 08 Feb 2018 Ise-wan 20 km 3.0 34.7 N 136.6 E1 No tsunami alerts
17:21 JST 08 Feb 2018 Kumamoto-ken Kumamoto-chiho 10 km 3.0 32.7 N 130.7 E2 No tsunami alerts
23:34 JST 08 Feb 2018 Saitama-ken Hokubu 50 km 4.3 36.0 N 139.3 E2 No tsunami alerts
19:48 JST 09 Feb 2018 Fukushima-ken Aizu very shallow 2.5 37.5 N 139.7 E1 No tsunami alerts
23:38 JST 09 Feb 2018 Izu-ohshima Kinkai 140 km 3.7 34.8 N 139.3 E1 No tsunami alerts
01:06 JST 10 Feb 2018 Iwate-ken Oki 50 km 3.3 39.1 N 142.1 E1 No tsunami alerts
15:55 JST 10 Feb 2018 Kumamoto-ken Amakusa-Ashikita-chiho 10 km 2.6 32.3 N 130.4 E2 No tsunami alerts
17:47 JST 10 Feb 2018 Miyagi-ken Oki 50 km 3.7 38.3 N 142.0 E1 No tsunami alerts
00:46 JST 11 Feb 2018 Fukushima-ken Oki 20 km 3.9 37.0 N 141.2 E1 No tsunami alerts
04:14 JST 11 Feb 2018 Ibaraki-ken Oki 40 km 4.0 36.3 N 140.9 E3 No tsunami alerts
05:15 JST 11 Feb 2018 Oita-ken Chubu very shallow 1.7 33.2 N 131.3 E1 No tsunami alerts
09:12 JST 11 Feb 2018 Nagano-ken Nambu 10 km 2.3 35.8 N 137.5 E1 No tsunami alerts
15:17 JST 11 Feb 2018 Iwate-ken Oki 50 km 4.0 39.2 N 142.1 E1 No tsunami alerts
16:31 JST 11 Feb 2018 Hachijojima Toho-oki 20 km 4.9 32.5 N 140.6 E2 No tsunami alerts
23:49 JST 11 Feb 2018 Nemuro-hanto Nanto-oki 50 km 4.0 43.0 N 145.5 E2 No tsunami alerts
01:42 JST 12 Feb 2018 Kumamoto-ken Kumamoto-chiho 10 km 2.0 32.6 N 130.7 E1 No tsunami alerts
10:25 JST 12 Feb 2018 Kumamoto-ken Kumamoto-chiho 10 km 2.3 32.7 N 130.7 E1 No tsunami alerts
11:08 JST 12 Feb 2018 Fukushima-ken Oki 30 km 3.8 37.0 N 141.3 E1 No tsunami alerts
22:42 JST 12 Feb 2018 Ehime-ken Nan-yo 40 km 2.8 33.4 N 132.5 E1 No tsunami alerts
03:36 JST 13 Feb 2018 Fukushima-ken Oki 50 km 3.9 37.1 N 141.4 E2 No tsunami alerts
07:25 JST 13 Feb 2018 Miyagi-ken Oki 50 km 3.4 38.5 N 141.7 E1 No tsunami alerts
08:01 JST 13 Feb 2018 Amami-oshima Hokusei-oki 20 km 4.5 28.1 N 128.1 E1 No tsunami alerts
10:41 JST 13 Feb 2018 Yamanashi-ken Chu-seibu 10 km 2.3 35.4 N 138.4 E1 No tsunami alerts
14:39 JST 13 Feb 2018 Nagano-ken Nambu very shallow 4.2 35.9 N 137.6 E4 No tsunami alerts
16:17 JST 13 Feb 2018 Nagano-ken Nambu very shallow 3.3 35.9 N 137.6 E3 No tsunami alerts
11:39 JST 14 Feb 2018 Kumamoto-ken Kumamoto-chiho 10 km 2.4 32.7 N 130.7 E1 No tsunami alerts
21:01 JST 14 Feb 2018 Tanegashima Kinkai 120 km 3.8 30.8 N 130.3 E1 No tsunami alerts
10:06 JST 15 Feb 2018 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.6 E2 No tsunami alerts
17:20 JST 15 Feb 2018 Amami-oshima Kinkai very shallow 3.3 28.6 N 129.5 E1 No tsunami alerts
19:27 JST 15 Feb 2018 Ibaraki-ken Oki 30 km 4.0 36.5 N 141.1 E2 No tsunami alerts
07:52 JST 16 Feb 2018 Chiba-ken Toho-oki 30 km 3.2 35.4 N 140.4 E2 No tsunami alerts
08:48 JST 16 Feb 2018 Amami-oshima Hokusei-oki 10 km 3.7 28.1 N 128.1 E1 No tsunami alerts
00:13 JST 17 Feb 2018 Ibaraki-ken Nambu 50 km 3.4 36.1 N 139.9 E2 No tsunami alerts
06:38 JST 17 Feb 2018 Miyagi-ken Oki 60 km 4.5 38.4 N 142.0 E3 No tsunami alerts
12:50 JST 17 Feb 2018 Urakawa Oki 70 km 3.9 41.9 N 142.4 E1 No tsunami alerts
21:55 JST 17 Feb 2018 Miyagi-ken Oki 40 km 4.2 38.9 N 142.5 E1 No tsunami alerts
22:32 JST 17 Feb 2018 Hokkaido Toho-oki 20 km 3.6 43.4 N 146.8 E1 No tsunami alerts
05:00 JST 18 Feb 2018 Hyogo-ken Nanseibu 10 km 2.6 35.0 N 134.7 E1 No tsunami alerts
10:45 JST 18 Feb 2018 Ibaraki-ken Hokubu 10 km 2.7 36.7 N 140.6 E1 No tsunami alerts
10:56 JST 18 Feb 2018 Ibaraki-ken Hokubu 10 km 2.4 36.7 N 140.6 E1 No tsunami alerts
19:01 JST 18 Feb 2018 Fukushima-ken Nakadori 110 km 4.1 37.1 N 140.2 E2 No tsunami alerts
22:29 JST 18 Feb 2018 Tochigi-ken Hokubu 10 km 3.0 36.6 N 139.4 E1 No tsunami alerts
03:31 JST 19 Feb 2018 Bungo-suido 40 km 5.0 32.9 N 132.2 E4 No tsunami alerts
03:35 JST 19 Feb 2018 Bungo-suido 40 km 3.9 32.9 N 132.2 E2 No tsunami alerts
04:03 JST 19 Feb 2018 Ibaraki-ken Hokubu 10 km 3.9 36.7 N 140.6 E3 No tsunami alerts
06:02 JST 19 Feb 2018 Aichi-ken Seibu 40 km 3.5 35.1 N 136.9 E1 No tsunami alerts
13:41 JST 19 Feb 2018 Urakawa Oki 70 km 3.7 42.1 N 142.6 E1 No tsunami alerts
14:34 JST 19 Feb 2018 Ibaraki-ken Nambu 50 km 3.5 36.1 N 139.9 E2 No tsunami alerts
15:45 JST 19 Feb 2018 Ibaraki-ken Nambu 70 km 3.2 36.0 N 140.2 E1 No tsunami alerts
18:49 JST 19 Feb 2018 Ibaraki-ken Oki 30 km 4.4 36.7 N 141.5 E2 No tsunami alerts
01:35 JST 20 Feb 2018 Izu-hanto Toho-oki 20 km 3.0 34.9 N 139.3 E1 No tsunami alerts
02:25 JST 20 Feb 2018 Wakayama-ken Hokubu very shallow 2.8 34.2 N 135.2 E1 No tsunami alerts
02:28 JST 20 Feb 2018 Wakayama-ken Hokubu very shallow 2.5 34.2 N 135.2 E1 No tsunami alerts
03:46 JST 20 Feb 2018 Wakayama-ken Hokubu very shallow 2.5 34.2 N 135.2 E1 No tsunami alerts
09:41 JST 20 Feb 2018 Kyoto-fu Nambu 10 km 3.3 35.2 N 135.7 E2 No tsunami alerts
15:13 JST 21 Feb 2018 Miyagi-ken Oki 50 km 3.8 38.9 N 142.1 E1 No tsunami alerts
17:21 JST 21 Feb 2018 Fukushima-ken Oki 30 km 3.9 37.1 N 141.5 E1 No tsunami alerts
18:10 JST 21 Feb 2018 Tokachi-chiho Nambu 100 km 3.6 42.4 N 143.0 E1 No tsunami alerts
03:08 JST 22 Feb 2018 Urakawa Oki 60 km 3.6 42.1 N 142.8 E1 No tsunami alerts
07:56 JST 22 Feb 2018 Nagano-ken Nambu 10 km 3.1 35.9 N 137.6 E3 No tsunami alerts
13:18 JST 22 Feb 2018 Miyagi-ken Oki 50 km 3.9 38.3 N 141.7 E2 No tsunami alerts
16:32 JST 22 Feb 2018 Nagano-ken Hokubu very shallow 2.0 36.5 N 137.9 E1 No tsunami alerts
23:25 JST 22 Feb 2018 Tottori-ken Chubu 10 km 3.0 35.4 N 133.9 E1 No tsunami alerts
02:34 JST 23 Feb 2018 Yamanashi-ken Chu-seibu 20 km 3.1 35.3 N 138.5 E1 No tsunami alerts
05:25 JST 23 Feb 2018 Kumamoto-ken Kumamoto-chiho 10 km 1.8 32.8 N 130.7 E1 No tsunami alerts
06:20 JST 23 Feb 2018 Kii-suido 40 km 3.3 33.8 N 135.0 E1 No tsunami alerts
18:37 JST 23 Feb 2018 Kumamoto-ken Kumamoto-chiho 10 km 2.4 32.7 N 130.7 E1 No tsunami alerts
22:10 JST 23 Feb 2018 Nagano-ken Nambu 10 km 2.4 36.0 N 137.6 E1 No tsunami alerts
11:43 JST 24 Feb 2018 Fukushima-ken Oki 20 km 4.5 37.2 N 141.6 E1 No tsunami alerts
09:04 JST 25 Feb 2018 Shizuoka-ken Seibu 20 km 2.5 35.0 N 138.0 E1 No tsunami alerts
11:11 JST 25 Feb 2018 Ibaraki-ken Nambu 50 km 3.1 36.1 N 139.8 E1 No tsunami alerts
15:20 JST 25 Feb 2018 Shizuoka-ken Seibu 20 km 2.6 35.0 N 138.0 E1 No tsunami alerts
23:02 JST 25 Feb 2018 Ishikawa-ken Kaga-chiho 10 km 2.3 36.3 N 136.3 E1 No tsunami alerts
01:28 JST 26 Feb 2018 Fukushima-ken Oki 40 km 5.7 37.5 N 141.8 E4 No tsunami alerts
02:37 JST 26 Feb 2018 Fukushima-ken Oki 40 km 4.3 37.5 N 141.8 E2 No tsunami alerts
03:28 JST 26 Feb 2018 Taiwan and its Vicinity 40 km 5.3 24.4 N 121.9 E1 No tsunami alerts
08:08 JST 27 Feb 2018 Ibaraki-ken Nambu 50 km 4.3 36.2 N 140.1 E3 No tsunami alerts
09:53 JST 27 Feb 2018 Miyagi-ken Oki 50 km 3.6 38.6 N 141.9 E1 No tsunami alerts
11:13 JST 27 Feb 2018 Kumamoto-ken Kumamoto-chiho 10 km 2.6 32.5 N 130.7 E1 No tsunami alerts
07:57 JST 28 Feb 2018 Fukushima-ken Oki 40 km 4.5 37.5 N 141.8 E2 No tsunami alerts
12:05 JST 28 Feb 2018 Fukushima-ken Oki 30 km 3.9 37.5 N 141.8 E1 No tsunami alerts
14:04 JST 28 Feb 2018 Osumi-hanto Toho-oki 40 km 3.3 31.4 N 131.8 E1 No tsunami alerts
21:09 JST 28 Feb 2018 Tokyo-wan 70 km 3.0 35.5 N 139.8 E1 No tsunami alerts
23:16 JST 28 Feb 2018 Iriomotejima Fukin 20 km 3.3 24.2 N 123.8 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