J1 Earthquake Early Warning
Earthquakes Home | J1 Radio Home Page | REC Networks Home
Earthquake Early Warning is being restored to this site. We are still testing. Thank you for your patience.
Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
01:29 JST 01 Sep 2011 Ibaraki-ken Hokubu 10 km 3.3 36.7 N 140.6 E1 No tsunami alerts
04:28 JST 01 Sep 2011 Iwate-ken Nairiku-nambu 10 km 3.0 39.0 N 140.9 E1 No tsunami alerts
04:31 JST 01 Sep 2011 Miyagi-ken Oki 50 km 3.4 38.9 N 141.9 E1 No tsunami alerts
05:32 JST 01 Sep 2011 Chiba-ken Toho-oki 20 km 3.6 35.5 N 141.0 E1 No tsunami alerts
11:50 JST 01 Sep 2011 Ibaraki-ken Oki 10 km 4.2 36.4 N 140.9 E3 No tsunami alerts
12:51 JST 01 Sep 2011 Shizuoka-ken Tobu 10 km 2.5 35.3 N 138.7 E1 No tsunami alerts
19:01 JST 01 Sep 2011 Nagano-ken Chubu very shallow 2.4 36.2 N 138.0 E1 No tsunami alerts
21:41 JST 01 Sep 2011 Ibaraki-ken Nambu 40 km 3.0 36.1 N 139.9 E1 No tsunami alerts
00:16 JST 02 Sep 2011 Miyagi-ken Oki 60 km 3.2 38.4 N 141.8 E1 No tsunami alerts
02:56 JST 02 Sep 2011 Fukushima-ken Nakadori 20 km 3.9 37.0 N 140.5 E2 No tsunami alerts
05:36 JST 02 Sep 2011 Chiba-ken Toho-oki 10 km 3.7 35.8 N 141.0 E1 No tsunami alerts
06:43 JST 02 Sep 2011 Iwate-ken Oki 40 km 3.1 39.1 N 142.2 E1 No tsunami alerts
07:39 JST 02 Sep 2011 Chiba-ken Hokutobu 50 km 3.7 35.8 N 140.7 E2 No tsunami alerts
07:53 JST 02 Sep 2011 Iwate-ken Oki 30 km 3.7 39.0 N 142.5 E1 No tsunami alerts
08:00 JST 02 Sep 2011 Ibaraki-ken Oki 30 km 3.4 36.5 N 141.1 E1 No tsunami alerts
09:07 JST 02 Sep 2011 Fukushima-ken Oki 40 km 3.6 37.3 N 141.5 E1 No tsunami alerts
11:06 JST 02 Sep 2011 Ibaraki-ken Hokubu 10 km 3.7 36.8 N 140.7 E2 No tsunami alerts
12:15 JST 02 Sep 2011 Ibaraki-ken Oki 40 km 3.7 36.8 N 141.2 E1 No tsunami alerts
13:08 JST 02 Sep 2011 Iwate-ken Oki 30 km 4.5 39.1 N 142.5 E2 No tsunami alerts
13:48 JST 02 Sep 2011 Miyagi-ken Oki 70 km 4.3 38.8 N 141.6 E3 No tsunami alerts
16:33 JST 02 Sep 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.9 E2 No tsunami alerts
17:53 JST 02 Sep 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E1 No tsunami alerts
18:49 JST 02 Sep 2011 Miyagi-ken Oki 20 km 3.6 38.9 N 142.6 E1 No tsunami alerts
19:47 JST 02 Sep 2011 Ibaraki-ken Nambu 70 km 3.3 36.1 N 140.1 E1 No tsunami alerts
20:49 JST 02 Sep 2011 Kushiro-chiho Chunambu very shallow 3.4 43.3 N 144.0 E1 No tsunami alerts
20:53 JST 02 Sep 2011 Kushiro-chiho Chunambu very shallow 3.1 43.3 N 144.0 E1 No tsunami alerts
21:19 JST 02 Sep 2011 Miyagi-ken Oki 50 km 3.2 38.9 N 142.0 E1 No tsunami alerts
21:42 JST 02 Sep 2011 Niigata-ken Chuetsu-chiho 10 km 1.9 37.0 N 138.6 E1 No tsunami alerts
23:15 JST 02 Sep 2011 Tochigi-ken Nambu 10 km 2.9 36.6 N 139.5 E2 No tsunami alerts
01:14 JST 03 Sep 2011 Aomori-ken Toho-oki 100 km 3.4 40.8 N 141.8 E1 No tsunami alerts
04:32 JST 03 Sep 2011 Iwate-ken Engan-hokubu 60 km 3.2 39.8 N 141.8 E1 No tsunami alerts
05:08 JST 03 Sep 2011 Fukushima-ken Oki 50 km 3.4 36.9 N 141.1 E1 No tsunami alerts
05:56 JST 03 Sep 2011 Miyagi-ken Oki 50 km 3.8 38.2 N 141.6 E1 No tsunami alerts
06:18 JST 03 Sep 2011 Miyagi-ken Oki 40 km 3.8 38.6 N 142.1 E1 No tsunami alerts
06:25 JST 03 Sep 2011 Miyagi-ken Oki 50 km 3.3 38.6 N 141.9 E1 No tsunami alerts
06:57 JST 03 Sep 2011 Mie-ken Nambu 50 km 3.4 34.3 N 136.1 E2 No tsunami alerts
12:46 JST 03 Sep 2011 Ibaraki-ken Oki 40 km 3.3 36.2 N 140.9 E1 No tsunami alerts
16:43 JST 03 Sep 2011 Chiba-ken Hokutobu 40 km 3.9 35.8 N 140.6 E2 No tsunami alerts
21:41 JST 03 Sep 2011 Ibaraki-ken Oki 30 km 4.1 36.2 N 141.0 E2 No tsunami alerts
00:14 JST 04 Sep 2011 Oita-ken Chubu 10 km 2.1 33.3 N 131.4 E1 No tsunami alerts
05:17 JST 04 Sep 2011 Fukushima-ken Nakadori 20 km 3.6 37.1 N 140.6 E2 No tsunami alerts
05:48 JST 04 Sep 2011 Oita-ken Chubu 10 km 2.2 33.3 N 131.4 E1 No tsunami alerts
05:53 JST 04 Sep 2011 Saitama-ken Nambu 100 km 4.7 35.9 N 139.6 EUnknNo tsunami alerts
05:53 JST 04 Sep 2011 Saitama-ken Nambu 100 km 4.7 35.9 N 139.6 E3 Intensity correction
08:27 JST 04 Sep 2011 Fukushima-ken Oki 10 km 4.2 37.2 N 141.5 E1 No tsunami alerts
12:25 JST 04 Sep 2011 Miyagi-ken Oki 40 km 3.3 38.8 N 142.1 E1 No tsunami alerts
14:02 JST 04 Sep 2011 Hokkaido Toho-oki very shallow 4.9 43.6 N 148.1 E1 No tsunami alerts
14:25 JST 04 Sep 2011 Ibaraki-ken Oki 10 km 3.9 35.9 N 141.0 E1 No tsunami alerts
16:01 JST 04 Sep 2011 Iwate-ken Oki 40 km 4.3 39.8 N 142.7 E1 No tsunami alerts
17:09 JST 04 Sep 2011 Fukushima-ken Oki 30 km 4.0 37.4 N 141.4 E1 No tsunami alerts
17:52 JST 04 Sep 2011 Nagano-ken Hokubu 20 km 2.8 36.9 N 138.6 E1 No tsunami alerts
20:07 JST 04 Sep 2011 Iwate-ken Oki 50 km 3.2 39.1 N 142.1 E1 No tsunami alerts
21:16 JST 04 Sep 2011 Miyagi-ken Oki 50 km 3.5 38.7 N 142.1 E1 No tsunami alerts
21:22 JST 04 Sep 2011 Miyagi-ken Oki 30 km 4.2 38.5 N 142.2 E1 No tsunami alerts
23:05 JST 04 Sep 2011 Ibaraki-ken Hokubu 60 km 3.7 36.7 N 140.6 E2 No tsunami alerts
02:36 JST 05 Sep 2011 Ibaraki-ken Oki 20 km 4.3 36.8 N 141.4 E1 No tsunami alerts
04:59 JST 05 Sep 2011 Tokara-retto Kinkai 10 km 2.6 29.7 N 129.7 E1 No tsunami alerts
06:31 JST 05 Sep 2011 Ibaraki-ken Oki 40 km 3.5 36.3 N 141.2 E1 No tsunami alerts
11:17 JST 05 Sep 2011 Miyagi-ken Oki 50 km 3.8 38.3 N 141.9 E1 No tsunami alerts
11:43 JST 05 Sep 2011 Fukushima-ken Nakadori 20 km 3.2 37.0 N 140.5 E2 No tsunami alerts
13:57 JST 05 Sep 2011 Miyagi-ken Oki 40 km 4.0 38.4 N 142.2 E1 No tsunami alerts
14:30 JST 05 Sep 2011 Akita-ken Nairiku-nambu 20 km 2.1 39.6 N 140.4 E1 No tsunami alerts
17:04 JST 05 Sep 2011 Ibaraki-ken Oki 40 km 4.4 36.2 N 140.9 E2 No tsunami alerts
17:52 JST 05 Sep 2011 Niigata-ken Chuetsu-chiho very shallow 2.3 37.2 N 139.1 E1 No tsunami alerts
19:51 JST 05 Sep 2011 Kumamoto-ken Kumamoto-chiho 10 km 2.1 32.6 N 130.5 E1 No tsunami alerts
19:55 JST 05 Sep 2011 Fukushima-ken Hamadori 10 km 3.1 37.2 N 141.0 E1 No tsunami alerts
21:03 JST 05 Sep 2011 Chiba-ken Toho-oki 10 km 4.1 35.4 N 141.2 E2 No tsunami alerts
21:14 JST 05 Sep 2011 Fukushima-ken Oki 40 km 4.9 37.5 N 141.5 E3 No tsunami alerts
22:21 JST 05 Sep 2011 Chiba-ken Toho-oki 10 km 3.8 35.3 N 141.3 E1 No tsunami alerts
22:36 JST 05 Sep 2011 Fukushima-ken Oki 40 km 4.2 37.5 N 141.5 E1 No tsunami alerts
03:50 JST 06 Sep 2011 Akita-ken Nairiku-nambu 10 km 2.7 39.6 N 140.4 E2 No tsunami alerts
05:03 JST 06 Sep 2011 Chiba-ken Toho-oki 10 km 3.3 35.7 N 141.0 E2 No tsunami alerts
19:07 JST 06 Sep 2011 Ibaraki-ken Nambu 70 km 3.3 36.0 N 140.1 E1 No tsunami alerts
02:55 JST 07 Sep 2011 Ibaraki-ken Oki 30 km 5.2 36.6 N 141.7 E2 No tsunami alerts
03:03 JST 07 Sep 2011 Ibaraki-ken Oki 20 km 4.3 36.6 N 141.6 E1 No tsunami alerts
04:37 JST 07 Sep 2011 Amami-oshima Kinkai 40 km 3.3 27.7 N 128.9 E1 No tsunami alerts
05:33 JST 07 Sep 2011 Akita-ken Nairiku-nambu 20 km 1.9 39.6 N 140.4 E1 No tsunami alerts
07:27 JST 07 Sep 2011 Urakawa Oki 10 km 4.3 42.2 N 142.5 E4 No tsunami alerts
07:33 JST 07 Sep 2011 Urakawa Oki 10 km 2.5 42.2 N 142.5 E2 No tsunami alerts
07:44 JST 07 Sep 2011 Ibaraki-ken Oki 20 km 4.5 36.6 N 141.9 E2 No tsunami alerts
14:42 JST 07 Sep 2011 Miyagi-ken Oki 50 km 4.5 38.7 N 142.1 E2 No tsunami alerts
15:24 JST 07 Sep 2011 Kumamoto-ken Kumamoto-chiho 10 km 3.4 32.9 N 130.9 E3 No tsunami alerts
17:08 JST 07 Sep 2011 Tokyo-wan 30 km 2.8 35.5 N 140.0 E1 No tsunami alerts
17:28 JST 07 Sep 2011 Ibaraki-ken Hokubu 10 km 3.0 36.6 N 140.6 E2 No tsunami alerts
21:00 JST 07 Sep 2011 Ibaraki-ken Hokubu 60 km 2.9 36.4 N 140.6 E1 No tsunami alerts
22:29 JST 07 Sep 2011 Urakawa Oki very shallow 5.1 42.2 N 142.5 EUnknNo tsunami alerts
22:42 JST 07 Sep 2011 Urakawa Oki very shallow 1.7 42.2 N 142.6 E1 No tsunami alerts
22:56 JST 07 Sep 2011 Nagano-ken Hokubu 10 km 2.3 36.9 N 138.6 E1 No tsunami alerts
23:17 JST 07 Sep 2011 Urakawa Oki very shallow 2.9 42.2 N 142.5 E2 No tsunami alerts
23:26 JST 07 Sep 2011 Miyagi-ken Oki 40 km 4.2 38.4 N 142.2 E1 No tsunami alerts
23:27 JST 07 Sep 2011 Urakawa Oki very shallow 2.4 42.3 N 142.4 E1 No tsunami alerts
23:29 JST 07 Sep 2011 Urakawa Oki very shallow 2.0 42.3 N 142.4 E1 No tsunami alerts
23:33 JST 07 Sep 2011 Urakawa Oki very shallow 2.3 42.2 N 142.5 E1 No tsunami alerts
23:37 JST 07 Sep 2011 Urakawa Oki very shallow 2.9 42.2 N 142.5 EUnknNo tsunami alerts
23:37 JST 07 Sep 2011 Urakawa Oki very shallow 2.9 42.2 N 142.5 E3 Intensity correction
23:44 JST 07 Sep 2011 Urakawa Oki very shallow 2.2 42.2 N 142.5 E1 No tsunami alerts
23:54 JST 07 Sep 2011 Urakawa Oki very shallow 2.8 42.2 N 142.5 E2 No tsunami alerts
00:26 JST 08 Sep 2011 Urakawa Oki very shallow 2.3 42.2 N 142.5 E1 No tsunami alerts
01:30 JST 08 Sep 2011 Urakawa Oki very shallow 2.5 42.2 N 142.5 E1 No tsunami alerts
02:30 JST 08 Sep 2011 Miyagi-ken Oki 50 km 2.6 38.6 N 141.7 E1 No tsunami alerts
03:13 JST 08 Sep 2011 Urakawa Oki very shallow 2.1 42.2 N 142.5 E1 No tsunami alerts
03:17 JST 08 Sep 2011 Urakawa Oki very shallow 2.2 42.2 N 142.5 E1 No tsunami alerts
03:50 JST 08 Sep 2011 Urakawa Oki very shallow 3.3 42.2 N 142.5 EUnknNo tsunami alerts
04:54 JST 08 Sep 2011 Urakawa Oki very shallow 2.1 42.2 N 142.6 E1 No tsunami alerts
05:48 JST 08 Sep 2011 Ibaraki-ken Hokubu 10 km 3.9 36.7 N 140.6 E2 No tsunami alerts
06:35 JST 08 Sep 2011 Iwate-ken Oki 30 km 3.9 40.1 N 142.5 E1 No tsunami alerts
07:00 JST 08 Sep 2011 Iwate-ken Oki 30 km 3.5 39.2 N 142.4 E1 No tsunami alerts
07:23 JST 08 Sep 2011 Urakawa Oki 10 km 1.9 42.1 N 142.6 E1 No tsunami alerts
08:16 JST 08 Sep 2011 Urakawa Oki very shallow 2.4 42.2 N 142.5 E1 No tsunami alerts
08:38 JST 08 Sep 2011 Urakawa Oki very shallow 2.1 42.2 N 142.6 E1 No tsunami alerts
08:42 JST 08 Sep 2011 Urakawa Oki very shallow 1.8 42.2 N 142.5 E1 No tsunami alerts
09:12 JST 08 Sep 2011 Ibaraki-ken Oki 40 km 3.7 36.2 N 141.1 E1 No tsunami alerts
11:14 JST 08 Sep 2011 Urakawa Oki very shallow 2.0 42.2 N 142.5 E1 No tsunami alerts
12:27 JST 08 Sep 2011 Urakawa Oki very shallow 2.7 42.2 N 142.5 E1 No tsunami alerts
12:46 JST 08 Sep 2011 Urakawa Oki very shallow 1.8 42.2 N 142.5 E1 No tsunami alerts
13:44 JST 08 Sep 2011 Izu-hanto Toho-oki 10 km 2.7 35.0 N 139.1 E1 No tsunami alerts
13:50 JST 08 Sep 2011 Nagano-ken Hokubu 10 km 2.8 36.5 N 138.1 E1 No tsunami alerts
16:09 JST 08 Sep 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.9 E1 No tsunami alerts
16:30 JST 08 Sep 2011 Hidaka-chiho Chubu very shallow 1.7 42.3 N 142.6 E1 No tsunami alerts
16:44 JST 08 Sep 2011 Chiba-ken Toho-oki very shallow 3.2 35.8 N 140.9 E1 No tsunami alerts
16:57 JST 08 Sep 2011 Ibaraki-ken Oki 40 km 3.4 36.2 N 141.0 E1 No tsunami alerts
16:57 JST 08 Sep 2011 Miyagi-ken Oki 40 km 4.2 38.5 N 141.9 E1 No tsunami alerts
17:14 JST 08 Sep 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.9 E1 No tsunami alerts
17:22 JST 08 Sep 2011 Ibaraki-ken Nambu 40 km 3.5 36.0 N 140.3 E2 No tsunami alerts
17:25 JST 08 Sep 2011 Urakawa Oki very shallow 2.0 42.3 N 142.4 E1 No tsunami alerts
18:02 JST 08 Sep 2011 Urakawa Oki very shallow 3.1 42.2 N 142.5 E3 No tsunami alerts
19:25 JST 08 Sep 2011 Ibaraki-ken Oki 10 km 2.6 36.6 N 140.7 E1 No tsunami alerts
19:58 JST 08 Sep 2011 Kagawa-ken Seibu 10 km 3.7 34.1 N 133.7 E3 No tsunami alerts
22:38 JST 08 Sep 2011 Fukushima-ken Oki 30 km 5.2 37.3 N 141.9 E3 No tsunami alerts
00:46 JST 09 Sep 2011 Urakawa Oki very shallow 2.6 42.2 N 142.5 E2 No tsunami alerts
01:04 JST 09 Sep 2011 Urakawa Oki very shallow 2.0 42.2 N 142.5 E1 No tsunami alerts
02:14 JST 09 Sep 2011 Urakawa Oki very shallow 2.9 42.2 N 142.5 E2 No tsunami alerts
02:18 JST 09 Sep 2011 Miyagi-ken Oki 60 km 3.2 38.5 N 141.7 E2 No tsunami alerts
02:18 JST 09 Sep 2011 Urakawa Oki very shallow 2.0 42.2 N 142.5 E1 No tsunami alerts
02:42 JST 09 Sep 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.8 E1 No tsunami alerts
05:58 JST 09 Sep 2011 Fukushima-ken Oki 20 km 4.4 37.1 N 142.2 E1 No tsunami alerts
06:52 JST 09 Sep 2011 Urakawa Oki 10 km 2.9 42.2 N 142.5 E3 No tsunami alerts
07:06 JST 09 Sep 2011 Iwate-ken Oki 20 km 4.7 39.8 N 142.3 E3 No tsunami alerts
07:14 JST 09 Sep 2011 Ibaraki-ken Oki very shallow 3.3 35.9 N 141.0 E1 No tsunami alerts
10:46 JST 09 Sep 2011 Ibaraki-ken Nambu 50 km 3.1 36.2 N 140.1 E1 No tsunami alerts
15:12 JST 09 Sep 2011 Ibaraki-ken Hokubu 10 km 2.6 36.7 N 140.7 E1 No tsunami alerts
16:25 JST 09 Sep 2011 Mie-ken Hokubu 40 km 2.9 34.9 N 136.6 E1 No tsunami alerts
20:24 JST 09 Sep 2011 Iwate-ken Oki 50 km 3.3 39.1 N 142.2 E1 No tsunami alerts
23:29 JST 09 Sep 2011 Ibaraki-ken Hokubu 20 km 4.0 36.8 N 140.6 E2 No tsunami alerts
23:40 JST 09 Sep 2011 Iwate-ken Oki 50 km 4.0 39.1 N 142.1 E2 No tsunami alerts
00:51 JST 10 Sep 2011 Urakawa Oki very shallow 3.4 42.2 N 142.5 E3 No tsunami alerts
01:01 JST 10 Sep 2011 Urakawa Oki very shallow 2.6 42.2 N 142.5 E1 No tsunami alerts
01:10 JST 10 Sep 2011 Urakawa Oki very shallow 2.3 42.2 N 142.5 E1 No tsunami alerts
07:21 JST 10 Sep 2011 Ibaraki-ken Oki 40 km 3.1 36.3 N 141.1 E1 No tsunami alerts
15:00 JST 10 Sep 2011 Ibaraki-ken Oki 50 km 4.8 36.4 N 140.7 EUnknNo tsunami alerts
15:22 JST 10 Sep 2011 Fukushima-ken Oki 10 km 4.5 36.7 N 142.3 E1 No tsunami alerts
15:57 JST 10 Sep 2011 Ibaraki-ken Oki 10 km 3.1 36.5 N 140.7 E1 No tsunami alerts
17:19 JST 10 Sep 2011 Miyagi-ken Oki 30 km 3.5 38.4 N 142.1 E1 No tsunami alerts
17:36 JST 10 Sep 2011 Urakawa Oki very shallow 3.2 42.2 N 142.5 E3 No tsunami alerts
17:54 JST 10 Sep 2011 Fukushima-ken Hamadori 20 km 3.5 37.0 N 140.6 E2 No tsunami alerts
18:47 JST 10 Sep 2011 Urakawa Oki 10 km 3.2 42.2 N 142.5 E2 No tsunami alerts
19:01 JST 10 Sep 2011 Iwate-ken Oki 40 km 3.9 39.3 N 142.3 E2 No tsunami alerts
21:21 JST 10 Sep 2011 Miyakojima Kinkai 50 km 3.9 25.1 N 125.6 E1 No tsunami alerts
22:10 JST 10 Sep 2011 Ibaraki-ken Hokubu very shallow 2.6 36.6 N 140.6 E1 No tsunami alerts
23:17 JST 10 Sep 2011 Izu-hanto Toho-oki 10 km 2.9 34.9 N 139.2 E1 No tsunami alerts
02:33 JST 11 Sep 2011 Ibaraki-ken Hokubu 10 km 2.9 36.7 N 140.6 E1 No tsunami alerts
03:35 JST 11 Sep 2011 Chiba-ken Toho-oki 20 km 3.8 35.8 N 140.9 E2 No tsunami alerts
05:38 JST 11 Sep 2011 Fukushima-ken Oki 50 km 4.3 37.7 N 141.8 E1 No tsunami alerts
08:14 JST 11 Sep 2011 Aomori-ken Toho-oki 30 km 4.2 41.1 N 143.2 E1 No tsunami alerts
09:20 JST 11 Sep 2011 Fukushima-ken Oki 20 km 4.0 37.2 N 141.7 E1 No tsunami alerts
09:40 JST 11 Sep 2011 Urakawa Oki very shallow 2.3 42.2 N 142.5 E1 No tsunami alerts
10:29 JST 11 Sep 2011 Ibaraki-ken Oki 50 km 3.2 36.6 N 141.0 E1 No tsunami alerts
16:58 JST 11 Sep 2011 Iwate-ken Oki 50 km 3.3 39.7 N 142.1 E1 No tsunami alerts
17:33 JST 11 Sep 2011 Ibaraki-ken Hokubu very shallow 2.7 36.7 N 140.6 E1 No tsunami alerts
17:41 JST 11 Sep 2011 Ibaraki-ken Hokubu 10 km 2.3 36.7 N 140.6 E1 No tsunami alerts
18:22 JST 11 Sep 2011 Miyagi-ken Oki 40 km 3.5 38.6 N 142.2 E1 No tsunami alerts
19:09 JST 11 Sep 2011 Chiba-ken Hokuseibu 80 km 4.2 35.6 N 140.1 E3 No tsunami alerts
20:33 JST 11 Sep 2011 Kii-suido 10 km 3.2 33.7 N 135.3 E2 No tsunami alerts
00:14 JST 12 Sep 2011 Miyagi-ken Oki 50 km 3.6 38.8 N 142.1 E1 No tsunami alerts
01:29 JST 12 Sep 2011 Iwate-ken Oki 30 km 3.7 39.0 N 142.4 E1 No tsunami alerts
06:48 JST 12 Sep 2011 Chiba-ken Hokuseibu 80 km 3.7 35.6 N 140.1 E1 No tsunami alerts
07:31 JST 12 Sep 2011 Fukushima-ken Oki 10 km 4.3 36.7 N 142.2 E1 No tsunami alerts
08:20 JST 12 Sep 2011 Ibaraki-ken Oki 30 km 4.4 36.6 N 141.6 E1 No tsunami alerts
11:38 JST 12 Sep 2011 Yamagata-ken Okitama-chiho 10 km 3.1 37.8 N 140.0 E1 No tsunami alerts
14:15 JST 12 Sep 2011 Yonagunijima Kinkai 10 km 4.7 23.6 N 122.8 E1 No tsunami alerts
20:30 JST 12 Sep 2011 Fukushima-ken Oki 30 km 4.2 36.9 N 141.6 E1 No tsunami alerts
21:29 JST 12 Sep 2011 Ibaraki-ken Hokubu 10 km 3.0 36.7 N 140.7 E1 No tsunami alerts
23:22 JST 12 Sep 2011 Ibaraki-ken Hokubu 10 km 3.0 36.7 N 140.7 E1 No tsunami alerts
23:26 JST 12 Sep 2011 Yamagata-ken Okitama-chiho 10 km 2.8 37.8 N 140.0 E1 No tsunami alerts
23:59 JST 12 Sep 2011 Fukushima-ken Oki 50 km 3.2 36.9 N 141.3 E1 No tsunami alerts
00:26 JST 13 Sep 2011 Chiba-ken Toho-oki 30 km 4.4 35.6 N 141.1 E2 No tsunami alerts
01:14 JST 13 Sep 2011 Miyagi-ken Oki 40 km 4.3 38.3 N 142.2 E2 No tsunami alerts
01:50 JST 13 Sep 2011 Hidaka-chiho Seibu 100 km 4.5 42.7 N 142.5 E3 No tsunami alerts
02:42 JST 13 Sep 2011 Ibaraki-ken Oki 50 km 4.4 36.6 N 140.9 E4 No tsunami alerts
10:22 JST 13 Sep 2011 Ibaraki-ken Hokubu 10 km 3.7 36.7 N 140.7 E3 No tsunami alerts
10:34 JST 13 Sep 2011 Miyagi-ken Oki 50 km 4.0 38.9 N 142.0 E2 No tsunami alerts
12:00 JST 13 Sep 2011 Fukushima-ken Hamadori very shallow 2.5 37.1 N 140.7 E1 No tsunami alerts
18:10 JST 13 Sep 2011 Chiba-ken Toho-oki 20 km 4.5 35.2 N 141.3 E1 No tsunami alerts
21:15 JST 13 Sep 2011 Ibaraki-ken Hokubu 10 km 3.4 36.8 N 140.6 E1 No tsunami alerts
23:14 JST 13 Sep 2011 Miyagi-ken Oki 40 km 4.6 38.9 N 142.4 E3 No tsunami alerts
02:02 JST 14 Sep 2011 Amami-oshima Kinkai 20 km 3.2 28.0 N 129.3 E1 No tsunami alerts
03:07 JST 14 Sep 2011 Fukushima-ken Nakadori 20 km 3.6 37.1 N 140.6 E2 No tsunami alerts
04:21 JST 14 Sep 2011 Ibaraki-ken Hokubu 10 km 4.0 36.7 N 140.7 E3 No tsunami alerts
04:30 JST 14 Sep 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.9 E1 No tsunami alerts
07:09 JST 14 Sep 2011 Okinawa-honto Hokusei-oki 100 km 4.1 27.0 N 127.3 E2 No tsunami alerts
13:34 JST 14 Sep 2011 Ibaraki-ken Hokubu 10 km 2.8 36.7 N 140.7 E1 No tsunami alerts
16:31 JST 14 Sep 2011 Miyakojima Kinkai 30 km 3.7 24.7 N 125.2 E1 No tsunami alerts
19:59 JST 14 Sep 2011 Ibaraki-ken Oki 30 km 3.9 36.7 N 141.5 E1 No tsunami alerts
21:52 JST 14 Sep 2011 Chiba-ken Hokuseibu 10 km 3.0 35.6 N 140.2 E2 No tsunami alerts
23:56 JST 14 Sep 2011 Fukushima-ken Oki 50 km 4.5 37.7 N 141.8 E3 No tsunami alerts
04:24 JST 15 Sep 2011 Urakawa Oki very shallow 3.1 42.2 N 142.5 E3 No tsunami alerts
07:48 JST 15 Sep 2011 Urakawa Oki very shallow 2.5 42.2 N 142.5 E1 No tsunami alerts
09:00 JST 15 Sep 2011 Miyagi-ken Oki 30 km 3.9 38.8 N 142.2 E2 No tsunami alerts
09:12 JST 15 Sep 2011 Wakayama-ken Hokubu 10 km 2.5 34.2 N 135.2 E2 No tsunami alerts
11:14 JST 15 Sep 2011 Miyagi-ken Oki 40 km 4.0 38.3 N 142.1 E1 No tsunami alerts
16:43 JST 15 Sep 2011 Fukushima-ken Aizu 10 km 2.4 37.7 N 139.9 E1 No tsunami alerts
17:00 JST 15 Sep 2011 Ibaraki-ken Oki 10 km 6.2 36.3 N 141.6 E4  
17:00 JST 15 Sep 2011 Ibaraki-ken Oki 10 km 6.2 36.3 N 141.6 E4 Intensity correction
20:19 JST 15 Sep 2011 Fukushima-ken Hamadori 10 km 3.4 36.9 N 140.8 E1 No tsunami alerts
21:17 JST 15 Sep 2011 Iwate-ken Oki 50 km 3.7 39.7 N 142.2 E1 No tsunami alerts
23:25 JST 15 Sep 2011 Iwate-ken Oki 50 km 4.1 39.7 N 142.3 E2 No tsunami alerts
23:30 JST 15 Sep 2011 Ibaraki-ken Hokubu 10 km 2.2 36.7 N 140.6 E1 No tsunami alerts
01:38 JST 16 Sep 2011 Miyagi-ken Oki 30 km 3.6 38.4 N 142.1 E1 No tsunami alerts
02:38 JST 16 Sep 2011 Urakawa Oki very shallow 1.8 42.2 N 142.6 E1 No tsunami alerts
03:36 JST 16 Sep 2011 Ibaraki-ken Oki 10 km 3.4 36.0 N 141.2 E1 No tsunami alerts
03:40 JST 16 Sep 2011 Miyagi-ken Oki 50 km 3.5 38.4 N 141.9 E1 No tsunami alerts
05:26 JST 16 Sep 2011 Ibaraki-ken Oki 10 km 4.6 36.3 N 141.6 E1 No tsunami alerts
05:36 JST 16 Sep 2011 Ibaraki-ken Oki 10 km 4.5 36.3 N 141.6 E1 No tsunami alerts
06:04 JST 16 Sep 2011 Nagano-ken Hokubu very shallow 2.7 36.4 N 137.7 E1 No tsunami alerts
07:15 JST 16 Sep 2011 Nara-ken 70 km 4.3 34.1 N 135.6 E3 No tsunami alerts
07:39 JST 16 Sep 2011 Miyagi-ken Oki 60 km 4.0 38.2 N 141.9 E2 No tsunami alerts
08:50 JST 16 Sep 2011 Tochigi-ken Hokubu very shallow 2.8 36.9 N 139.4 E1 No tsunami alerts
11:03 JST 16 Sep 2011 Fukushima-ken Hamadori 10 km 4.4 37.0 N 140.7 EUnknNo tsunami alerts
14:22 JST 16 Sep 2011 Ibaraki-ken Oki 50 km 3.7 36.8 N 141.2 E1 No tsunami alerts
14:27 JST 16 Sep 2011 Chiba-ken Toho-oki 30 km 4.5 35.6 N 141.1 E2 No tsunami alerts
14:32 JST 16 Sep 2011 Miyagi-ken Oki 50 km 4.4 38.3 N 141.9 E2 No tsunami alerts
17:27 JST 16 Sep 2011 Fukushima-ken Nakadori 20 km 2.5 37.1 N 140.5 E1 No tsunami alerts
17:55 JST 16 Sep 2011 Fukushima-ken Oki 20 km 3.5 37.1 N 141.3 E1 No tsunami alerts
23:35 JST 16 Sep 2011 Ibaraki-ken Hokubu 20 km 3.2 36.8 N 140.6 E1 No tsunami alerts
04:26 JST 17 Sep 2011 Iwate-ken Oki 20 km 6.3 40.2 N 142.9 E4  
04:40 JST 17 Sep 2011 Sanriku Oki 10 km 5.5 40.3 N 143.6 E2  
05:11 JST 17 Sep 2011 Sanriku Oki 10 km 5.5 40.3 N 143.4 E2  
05:16 JST 17 Sep 2011 Sanriku Oki 10 km 4.5 40.2 N 143.2 E1  
06:08 JST 17 Sep 2011 Iwate-ken Oki 20 km 5.9 40.2 N 143.0 E3  
06:28 JST 17 Sep 2011 Fukushima-ken Oki 30 km 3.9 37.1 N 141.7 E1 No tsunami alerts
06:36 JST 17 Sep 2011 Sanriku Oki 10 km 5.7 40.2 N 143.3 E3  
06:42 JST 17 Sep 2011 Miyagi-ken Oki 40 km 4.2 38.2 N 141.8 E2 No tsunami alerts
07:41 JST 17 Sep 2011 Sanriku Oki 10 km 5.7 40.3 N 143.3 E3 No tsunami alerts
10:19 JST 17 Sep 2011 Sanriku Oki 10 km 4.8 40.2 N 143.1 E1 No tsunami alerts
14:49 JST 17 Sep 2011 Chiba-ken Hokutobu 40 km 3.4 35.8 N 140.6 E1 No tsunami alerts
16:34 JST 17 Sep 2011 Iwate-ken Oki 10 km 5.6 40.3 N 143.0 E3 No tsunami alerts
18:04 JST 17 Sep 2011 Ibaraki-ken Oki 40 km 4.2 36.3 N 141.0 E2 No tsunami alerts
22:04 JST 17 Sep 2011 Urakawa Oki 10 km 2.2 42.1 N 142.5 E1 No tsunami alerts
23:33 JST 17 Sep 2011 Ibaraki-ken Oki 40 km 3.6 36.2 N 140.9 E1 No tsunami alerts
00:13 JST 18 Sep 2011 Miyagi-ken Oki 50 km 4.3 38.3 N 141.9 E3 No tsunami alerts
00:45 JST 18 Sep 2011 Nagano-ken Hokubu 20 km 3.1 36.8 N 138.6 E1 No tsunami alerts
01:45 JST 18 Sep 2011 Ibaraki-ken Oki 40 km 3.7 36.2 N 141.0 E1 No tsunami alerts
02:55 JST 18 Sep 2011 Sanriku Oki 10 km 5.3 40.3 N 143.3 E2 No tsunami alerts
09:55 JST 18 Sep 2011 Miyagi-ken Oki 40 km 4.1 38.3 N 142.2 E1 No tsunami alerts
12:28 JST 18 Sep 2011 Akita-ken Nairiku-nambu 10 km 4.0 39.6 N 140.5 E3 No tsunami alerts
12:34 JST 18 Sep 2011 Fukushima-ken Hamadori 10 km 3.2 37.1 N 140.9 E1 No tsunami alerts
16:02 JST 18 Sep 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.7 E1 No tsunami alerts
16:04 JST 18 Sep 2011 Sanriku Oki 10 km 5.9 39.9 N 143.3 E3 No tsunami alerts
18:09 JST 18 Sep 2011 Fukushima-ken Hamadori 10 km 2.9 36.9 N 140.8 E1 No tsunami alerts
18:27 JST 18 Sep 2011 Miyagi-ken Oki 50 km 2.9 38.7 N 141.8 E1 No tsunami alerts
19:39 JST 18 Sep 2011 Urakawa Oki 60 km 4.9 42.0 N 142.4 E4 No tsunami alerts
20:50 JST 18 Sep 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E1 No tsunami alerts
21:17 JST 18 Sep 2011 Ibaraki-ken Oki 40 km 3.4 36.4 N 141.0 E1 No tsunami alerts
22:03 JST 18 Sep 2011 Fukushima-ken Oki 40 km 4.6 37.3 N 141.8 E2 No tsunami alerts
00:31 JST 19 Sep 2011 Fukushima-ken Hamadori 10 km 3.6 37.1 N 140.9 E2 No tsunami alerts
00:35 JST 19 Sep 2011 Fukushima-ken Hamadori 10 km 2.4 37.1 N 140.9 E1 No tsunami alerts
00:47 JST 19 Sep 2011 Nagano-ken Hokubu 10 km 2.8 36.6 N 138.3 E1 No tsunami alerts
00:53 JST 19 Sep 2011 Shizuoka-ken Tobu 10 km 2.2 35.3 N 138.7 E1 No tsunami alerts
00:59 JST 19 Sep 2011 Fukushima-ken Oki 50 km 4.3 37.7 N 141.8 E1 No tsunami alerts
03:32 JST 19 Sep 2011 Fukushima-ken Oki 50 km 5.1 37.8 N 141.6 E3 No tsunami alerts
06:23 JST 19 Sep 2011 Osaka-fu Nambu very shallow 2.5 34.3 N 135.2 E1 No tsunami alerts
08:22 JST 19 Sep 2011 Okinawa-honto Kinkai 60 km 3.3 26.0 N 126.8 E1 No tsunami alerts
10:38 JST 19 Sep 2011 Miyagi-ken Oki 60 km 3.6 38.3 N 141.8 E1 No tsunami alerts
15:28 JST 19 Sep 2011 Ibaraki-ken Oki 40 km 3.5 36.3 N 141.1 E1 No tsunami alerts
18:12 JST 19 Sep 2011 Ibaraki-ken Oki 50 km 3.3 36.5 N 140.9 E1 No tsunami alerts
18:36 JST 19 Sep 2011 Ibaraki-ken Nambu 50 km 4.0 36.1 N 140.3 E2 No tsunami alerts
18:50 JST 19 Sep 2011 Ibaraki-ken Oki 30 km 3.5 36.1 N 141.4 E1 No tsunami alerts
01:27 JST 20 Sep 2011 Iwate-ken Oki 60 km 3.8 39.1 N 142.0 E1 No tsunami alerts
03:09 JST 20 Sep 2011 Miyagi-ken Nambu 20 km 2.9 38.2 N 140.8 E1 No tsunami alerts
03:39 JST 20 Sep 2011 Ibaraki-ken Oki 50 km 4.0 36.5 N 141.1 E1 No tsunami alerts
04:04 JST 20 Sep 2011 Amami-oshima Kinkai 40 km 3.0 27.9 N 129.0 E1 No tsunami alerts
05:37 JST 20 Sep 2011 Fukushima-ken Oki 40 km 4.0 37.6 N 141.8 E1 No tsunami alerts
06:35 JST 20 Sep 2011 Fukushima-ken Nakadori 10 km 2.8 37.1 N 140.5 E1 No tsunami alerts
07:08 JST 20 Sep 2011 Tochigi-ken Nambu 70 km 3.7 36.4 N 140.0 E1 No tsunami alerts
07:16 JST 20 Sep 2011 Miyagi-ken Oki 60 km 2.7 38.5 N 141.7 E1 No tsunami alerts
14:50 JST 20 Sep 2011 Ibaraki-ken Oki 40 km 3.5 36.4 N 141.1 E1 No tsunami alerts
15:13 JST 20 Sep 2011 Chiba-ken Toho-oki very shallow 3.6 35.8 N 141.0 E1 No tsunami alerts
15:43 JST 20 Sep 2011 Chiba-ken Toho-oki 20 km 3.4 35.7 N 141.1 E1 No tsunami alerts
18:20 JST 20 Sep 2011 Fukushima-ken Oki 20 km 3.8 37.2 N 141.3 E2 No tsunami alerts
19:37 JST 20 Sep 2011 Tochigi-ken Hokubu very shallow 2.5 36.8 N 139.4 E1 No tsunami alerts
21:16 JST 20 Sep 2011 Fukushima-ken Hamadori 10 km 2.4 37.1 N 140.8 E1 No tsunami alerts
23:59 JST 20 Sep 2011 Chiba-ken Toho-oki 60 km 3.7 35.7 N 140.8 E2 No tsunami alerts
00:46 JST 21 Sep 2011 Miyagi-ken Oki 30 km 4.1 38.9 N 142.6 E2 No tsunami alerts
01:38 JST 21 Sep 2011 Chiba-ken Toho-oki 20 km 3.2 35.7 N 141.0 E1 No tsunami alerts
04:37 JST 21 Sep 2011 Fukushima-ken Oki 50 km 3.8 36.9 N 141.2 E2 No tsunami alerts
05:41 JST 21 Sep 2011 Fukui-ken Reihoku 10 km 3.2 35.9 N 136.3 E1 No tsunami alerts
05:59 JST 21 Sep 2011 Miyagi-ken Oki 50 km 4.7 38.5 N 141.8 E3 No tsunami alerts
12:27 JST 21 Sep 2011 Sado Fukin 10 km 2.9 38.1 N 138.5 E1 No tsunami alerts
13:14 JST 21 Sep 2011 Ibaraki-ken Hokubu 10 km 3.5 36.7 N 140.6 E2 No tsunami alerts
14:37 JST 21 Sep 2011 Hidaka-chiho Chubu 10 km 1.2 42.3 N 142.6 E1 No tsunami alerts
18:48 JST 21 Sep 2011 Tachibana-wan 10 km 2.4 32.7 N 130.0 E1 No tsunami alerts
19:54 JST 21 Sep 2011 Iwate-ken Oki 40 km 3.4 40.4 N 142.3 E1 No tsunami alerts
22:30 JST 21 Sep 2011 Ibaraki-ken Hokubu 10 km 5.3 36.7 N 140.6 EUnknNo tsunami alerts
22:30 JST 21 Sep 2011 Ibaraki-ken Hokubu 10 km 5.3 36.7 N 140.6 E5 lower Intensity correction
23:19 JST 21 Sep 2011 Ibaraki-ken Hokubu 10 km 3.1 36.7 N 140.7 E1 No tsunami alerts
23:39 JST 21 Sep 2011 Ibaraki-ken Hokubu very shallow 2.7 36.8 N 140.6 E1 No tsunami alerts
01:35 JST 22 Sep 2011 Ibaraki-ken Hokubu 10 km 3.0 36.7 N 140.7 E1 No tsunami alerts
05:48 JST 22 Sep 2011 Ibaraki-ken Hokubu 20 km 3.0 36.8 N 140.7 E1 No tsunami alerts
06:38 JST 22 Sep 2011 Ibaraki-ken Hokubu 10 km 2.9 36.7 N 140.6 E1 No tsunami alerts
07:09 JST 22 Sep 2011 Ibaraki-ken Hokubu 10 km 3.3 36.7 N 140.7 E1 No tsunami alerts
07:26 JST 22 Sep 2011 Ibaraki-ken Hokubu 10 km 2.9 36.7 N 140.6 E1 No tsunami alerts
08:16 JST 22 Sep 2011 Kushiro Oki 40 km 3.8 42.9 N 145.5 E2 No tsunami alerts
09:50 JST 22 Sep 2011 Chiba-ken Toho-oki 10 km 3.8 35.7 N 141.0 E1 No tsunami alerts
13:02 JST 22 Sep 2011 Kyoto-fu Nambu 10 km 2.5 35.0 N 135.6 E1 No tsunami alerts
14:22 JST 22 Sep 2011 Fukushima-ken Oki 50 km 3.7 36.9 N 141.1 E1 No tsunami alerts
14:46 JST 22 Sep 2011 Ibaraki-ken Oki 30 km 4.7 36.8 N 141.4 E3 No tsunami alerts
15:35 JST 22 Sep 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.7 E1 No tsunami alerts
19:43 JST 22 Sep 2011 Ibaraki-ken Oki 30 km 4.1 36.2 N 141.1 E2 No tsunami alerts
22:43 JST 22 Sep 2011 Fukushima-ken Nakadori 20 km 2.8 36.9 N 140.5 E1 No tsunami alerts
04:03 JST 23 Sep 2011 Miyagi-ken Chubu 10 km 2.0 38.3 N 140.7 E1 No tsunami alerts
04:59 JST 23 Sep 2011 Fukushima-ken Oki 30 km 4.7 37.3 N 141.6 E3  
04:59 JST 23 Sep 2011 Fukushima-ken Oki 30 km 4.7 37.3 N 141.6 E3 Intensity correction
05:15 JST 23 Sep 2011 Chichijima Kinkai 10 km 4.6 27.5 N 143.0 E1 No tsunami alerts
08:57 JST 23 Sep 2011 Fukushima-ken Nakadori 90 km 3.4 37.4 N 140.6 E1 No tsunami alerts
10:16 JST 23 Sep 2011 Chiba-ken Toho-oki 40 km 4.2 35.5 N 141.1 E1 No tsunami alerts
14:41 JST 23 Sep 2011 Miyagi-ken Oki 50 km 3.9 38.9 N 142.0 E2 No tsunami alerts
17:15 JST 23 Sep 2011 Ibaraki-ken Hokubu very shallow 5.1 36.7 N 140.6 E4 No tsunami alerts
18:34 JST 23 Sep 2011 Ibaraki-ken Hokubu 10 km 2.6 36.7 N 140.7 E1 No tsunami alerts
18:47 JST 23 Sep 2011 Ibaraki-ken Hokubu very shallow 3.4 36.7 N 140.7 E2 No tsunami alerts
20:42 JST 23 Sep 2011 Ibaraki-ken Hokubu very shallow 2.8 36.7 N 140.7 E1 No tsunami alerts
22:09 JST 23 Sep 2011 Miyagi-ken Oki 50 km 3.8 38.6 N 141.9 E2 No tsunami alerts
22:12 JST 23 Sep 2011 Iwate-ken Oki 50 km 5.0 39.3 N 142.0 EUnknNo tsunami alerts
00:23 JST 24 Sep 2011 Miyagi-ken Oki 30 km 3.9 38.9 N 142.4 E1 No tsunami alerts
02:48 JST 24 Sep 2011 Ibaraki-ken Hokubu very shallow 3.7 36.7 N 140.7 E3 No tsunami alerts
02:50 JST 24 Sep 2011 Ibaraki-ken Oki very shallow 3.3 36.7 N 140.8 E1 No tsunami alerts
05:19 JST 24 Sep 2011 Ibaraki-ken Hokubu 10 km 3.1 36.7 N 140.7 E1 No tsunami alerts
09:08 JST 24 Sep 2011 Iwate-ken Oki 20 km 4.6 40.1 N 142.8 E1 No tsunami alerts
09:56 JST 24 Sep 2011 Urakawa Oki very shallow 2.7 42.2 N 142.5 E2 No tsunami alerts
12:29 JST 24 Sep 2011 Iwate-ken Oki 40 km 3.5 39.1 N 142.2 E1 No tsunami alerts
14:09 JST 24 Sep 2011 Miyagi-ken Oki 40 km 4.3 38.8 N 142.5 E1 No tsunami alerts
15:20 JST 24 Sep 2011 Hidaka-chiho Chubu very shallow 2.0 42.3 N 142.7 E1 No tsunami alerts
20:17 JST 24 Sep 2011 Chiba-ken Toho-oki 10 km 3.7 35.8 N 141.0 E2 No tsunami alerts
23:51 JST 24 Sep 2011 Fukushima-ken Aizu 10 km 2.7 37.7 N 139.9 E2 No tsunami alerts
00:06 JST 25 Sep 2011 Fukushima-ken Oki 20 km 4.1 37.2 N 141.7 E1 No tsunami alerts
00:10 JST 25 Sep 2011 Nagano-ken Hokubu 20 km 3.0 36.8 N 138.6 E1 No tsunami alerts
03:12 JST 25 Sep 2011 Fukushima-ken Hamadori very shallow 3.5 37.1 N 140.9 E2 No tsunami alerts
03:14 JST 25 Sep 2011 Fukushima-ken Hamadori very shallow 3.0 37.1 N 140.9 E1 No tsunami alerts
03:37 JST 25 Sep 2011 Nagano-ken Nambu 10 km 2.5 35.8 N 137.5 E1 No tsunami alerts
04:11 JST 25 Sep 2011 Fukushima-ken Oki 30 km 3.5 37.4 N 141.4 E1 No tsunami alerts
04:29 JST 25 Sep 2011 Miyagi-ken Hokubu 60 km 3.2 38.9 N 141.6 E1 No tsunami alerts
06:12 JST 25 Sep 2011 Fukushima-ken Hamadori very shallow 3.0 37.1 N 140.9 E1 No tsunami alerts
06:56 JST 25 Sep 2011 Fukushima-ken Hamadori very shallow 3.4 37.1 N 140.9 E2 No tsunami alerts
06:57 JST 25 Sep 2011 Fukushima-ken Hamadori 10 km 2.7 37.1 N 140.9 E1 No tsunami alerts
10:58 JST 25 Sep 2011 Fukushima-ken Hamadori 10 km 3.4 37.1 N 140.9 E3 No tsunami alerts
12:18 JST 25 Sep 2011 Miyagi-ken Chubu 10 km 1.9 38.3 N 140.7 E1 No tsunami alerts
12:29 JST 25 Sep 2011 Chiba-ken Toho-oki 20 km 4.1 35.4 N 141.1 E2 No tsunami alerts
13:16 JST 25 Sep 2011 Yamagata-ken Okitama-chiho very shallow 3.3 37.8 N 140.0 E1 No tsunami alerts
13:18 JST 25 Sep 2011 Tokachi Oki 30 km 4.9 41.9 N 144.4 E2 No tsunami alerts
13:23 JST 25 Sep 2011 Yamagata-ken Okitama-chiho 10 km 2.8 37.8 N 140.0 E1 No tsunami alerts
15:09 JST 25 Sep 2011 Ibaraki-ken Nambu 50 km 3.5 36.1 N 139.9 E2 No tsunami alerts
15:35 JST 25 Sep 2011 Iwate-ken Oki 20 km 3.0 40.2 N 141.9 E1 No tsunami alerts
19:58 JST 25 Sep 2011 Ibaraki-ken Hokubu 10 km 2.7 36.7 N 140.6 E1 No tsunami alerts
20:56 JST 25 Sep 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.8 E1 No tsunami alerts
23:10 JST 25 Sep 2011 Akita-ken Nairiku-nambu 10 km 2.1 39.6 N 140.4 E1 No tsunami alerts
00:31 JST 26 Sep 2011 Miyagi-ken Oki 40 km 3.7 38.7 N 142.2 E1 No tsunami alerts
05:25 JST 26 Sep 2011 Ibaraki-ken Hokubu 10 km 3.0 36.7 N 140.6 E1 No tsunami alerts
06:21 JST 26 Sep 2011 Miyagi-ken Oki 60 km 3.1 38.4 N 141.8 E1 No tsunami alerts
07:30 JST 26 Sep 2011 Ibaraki-ken Hokubu 10 km 4.0 36.7 N 140.7 E3 No tsunami alerts
07:43 JST 26 Sep 2011 Ibaraki-ken Oki 10 km 4.0 36.5 N 141.0 E2 No tsunami alerts
09:13 JST 26 Sep 2011 Nagano-ken Chubu 10 km 2.5 36.1 N 137.6 E1 No tsunami alerts
09:40 JST 26 Sep 2011 Ibaraki-ken Hokubu 10 km 2.5 36.6 N 140.6 E1 No tsunami alerts
11:44 JST 26 Sep 2011 Miyagi-ken Oki 50 km 3.1 38.9 N 142.0 E1 No tsunami alerts
14:39 JST 26 Sep 2011 Fukushima-ken Aizu 10 km 4.0 37.7 N 139.9 E3 No tsunami alerts
16:02 JST 26 Sep 2011 Tokachi-chiho Nambu 50 km 3.2 42.6 N 143.5 E1 No tsunami alerts
16:24 JST 26 Sep 2011 Fukushima-ken Aizu 10 km 2.1 37.6 N 139.9 E1 No tsunami alerts
16:49 JST 26 Sep 2011 Urakawa Oki very shallow 4.3 42.2 N 142.5 E4 No tsunami alerts
17:20 JST 26 Sep 2011 Fukushima-ken Aizu 10 km 4.1 37.7 N 139.9 E4 No tsunami alerts
17:25 JST 26 Sep 2011 Fukushima-ken Aizu 10 km 2.4 37.7 N 139.9 E1 No tsunami alerts
17:35 JST 26 Sep 2011 Ibaraki-ken Hokubu 10 km 3.0 36.7 N 140.7 E1 No tsunami alerts
19:12 JST 26 Sep 2011 Miyagi-ken Oki 50 km 3.5 38.4 N 141.8 E1 No tsunami alerts
22:46 JST 26 Sep 2011 Ibaraki-ken Hokubu 10 km 4.3 36.7 N 140.7 E4 No tsunami alerts
22:50 JST 26 Sep 2011 Ibaraki-ken Hokubu 10 km 2.5 36.7 N 140.7 E1 No tsunami alerts
02:30 JST 27 Sep 2011 Ibaraki-ken Hokubu 20 km 4.0 36.8 N 140.7 E2 No tsunami alerts
05:46 JST 27 Sep 2011 Fukushima-ken Aizu 10 km 2.5 37.7 N 139.9 E1 No tsunami alerts
12:04 JST 27 Sep 2011 Miyagi-ken Oki 40 km 4.2 37.8 N 142.1 E1 No tsunami alerts
12:56 JST 27 Sep 2011 Ibaraki-ken Hokubu 10 km 4.0 36.8 N 140.7 E2 No tsunami alerts
14:06 JST 27 Sep 2011 Akita-ken Nairiku-nambu 20 km 1.8 39.6 N 140.6 E1 No tsunami alerts
16:22 JST 27 Sep 2011 Aomori-ken Sampachi-Kamikita-chiho 10 km 2.8 40.3 N 141.0 E1 No tsunami alerts
00:19 JST 28 Sep 2011 Ibaraki-ken Hokubu 10 km 3.7 36.8 N 140.6 E2 No tsunami alerts
00:57 JST 28 Sep 2011 Chiba-ken Hokutobu 20 km 2.8 35.9 N 140.5 E1 No tsunami alerts
02:37 JST 28 Sep 2011 Fukushima-ken Nakadori 20 km 2.5 37.1 N 140.6 E1 No tsunami alerts
04:48 JST 28 Sep 2011 Fukushima-ken Nakadori 20 km 2.9 37.1 N 140.6 E2 No tsunami alerts
09:21 JST 28 Sep 2011 Ehime-ken Nan-yo 40 km 3.7 33.5 N 132.4 E2 No tsunami alerts
11:17 JST 28 Sep 2011 Iwate-ken Oki 40 km 3.9 40.2 N 142.5 E2 No tsunami alerts
11:39 JST 28 Sep 2011 Shiga-ken Nambu 10 km 2.6 35.2 N 135.9 E2 No tsunami alerts
15:43 JST 28 Sep 2011 Miyagi-ken Oki 40 km 4.1 38.2 N 142.1 E1 No tsunami alerts
16:57 JST 28 Sep 2011 Fukushima-ken Oki 30 km 3.9 37.4 N 141.3 E2 No tsunami alerts
20:26 JST 28 Sep 2011 Ibaraki-ken Nambu 50 km 3.6 36.1 N 139.9 E2 No tsunami alerts
22:15 JST 28 Sep 2011 Ibaraki-ken Oki 10 km 2.8 36.5 N 140.7 E1 No tsunami alerts
04:18 JST 29 Sep 2011 Fukushima-ken Oki 30 km 4.4 37.4 N 141.4 E3 No tsunami alerts
07:40 JST 29 Sep 2011 Iriomotejima Fukin 20 km 3.8 24.1 N 123.6 E1 No tsunami alerts
08:13 JST 29 Sep 2011 Miyagi-ken Oki 50 km 3.8 38.9 N 141.9 E2 No tsunami alerts
09:57 JST 29 Sep 2011 Miyagi-ken Oki 50 km 3.3 38.5 N 141.7 E1 No tsunami alerts
10:48 JST 29 Sep 2011 Miyagi-ken Oki 70 km 3.8 38.8 N 141.6 E2 No tsunami alerts
12:17 JST 29 Sep 2011 Ibaraki-ken Oki 30 km 3.3 36.2 N 141.4 E1 No tsunami alerts
18:55 JST 29 Sep 2011 Ibaraki-ken Hokubu 20 km 3.0 36.8 N 140.6 E1 No tsunami alerts
19:00 JST 29 Sep 2011 Ibaraki-ken Hokubu 50 km 3.3 36.4 N 140.6 E1 No tsunami alerts
19:05 JST 29 Sep 2011 Fukushima-ken Oki very shallow 5.6 37.1 N 141.0 E5 upper No tsunami alerts
19:05 JST 29 Sep 2011 Fukushima-ken Oki very shallow 5.6 37.1 N 141.0 E5 upper Intensity correction
19:13 JST 29 Sep 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.8 E1 No tsunami alerts
19:40 JST 29 Sep 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.8 E1 No tsunami alerts
20:03 JST 29 Sep 2011 Fukushima-ken Hamadori very shallow 3.7 37.1 N 140.8 E2 No tsunami alerts
20:37 JST 29 Sep 2011 Fukushima-ken Hamadori 10 km 3.0 37.1 N 140.9 E1 No tsunami alerts
21:29 JST 29 Sep 2011 Fukushima-ken Hamadori 10 km 3.7 37.1 N 140.9 E2 No tsunami alerts
21:54 JST 29 Sep 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.8 E1 No tsunami alerts
22:41 JST 29 Sep 2011 Fukushima-ken Hamadori very shallow 3.3 37.1 N 140.8 E2 No tsunami alerts
23:16 JST 29 Sep 2011 Gifu-ken Hida-chiho very shallow 2.8 36.0 N 137.3 E2 No tsunami alerts
23:21 JST 29 Sep 2011 Chiba-ken Toho-oki 20 km 3.6 35.6 N 141.1 E1 No tsunami alerts
00:27 JST 30 Sep 2011 Fukushima-ken Hamadori 10 km 2.6 37.1 N 140.9 E1 No tsunami alerts
01:54 JST 30 Sep 2011 Fukushima-ken Hamadori very shallow 4.2 37.1 N 140.8 E3 No tsunami alerts
01:59 JST 30 Sep 2011 Urakawa Oki very shallow 2.7 42.2 N 142.5 E2 No tsunami alerts
02:49 JST 30 Sep 2011 Urakawa Oki very shallow 2.1 42.2 N 142.5 E1 No tsunami alerts
02:51 JST 30 Sep 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E1 No tsunami alerts
03:17 JST 30 Sep 2011 Miyagi-ken Oki 50 km 4.1 38.1 N 141.9 E2 No tsunami alerts
03:27 JST 30 Sep 2011 Okinawa-honto Kinkai 50 km 4.3 26.6 N 127.8 E2 No tsunami alerts
03:30 JST 30 Sep 2011 Fukushima-ken Oki 50 km 4.0 37.0 N 141.1 E2 No tsunami alerts
03:27 JST 30 Sep 2011 Okinawa-honto Kinkai 50 km 4.3 26.6 N 127.8 E2 Intensity correction
03:42 JST 30 Sep 2011 Fukushima-ken Hamadori 10 km 3.5 37.1 N 140.9 E1 No tsunami alerts
03:58 JST 30 Sep 2011 Urakawa Oki very shallow 2.6 42.2 N 142.5 E2 No tsunami alerts
05:25 JST 30 Sep 2011 Miyagi-ken Oki 50 km 3.8 38.1 N 141.9 E1 No tsunami alerts
05:39 JST 30 Sep 2011 Niigata-ken Joetsu-chiho 10 km 2.3 37.0 N 138.4 E1 No tsunami alerts
06:14 JST 30 Sep 2011 Fukushima-ken Hamadori very shallow 2.8 37.1 N 140.9 E1 No tsunami alerts
08:45 JST 30 Sep 2011 Kushiro Oki 70 km 3.3 42.6 N 144.3 E1 No tsunami alerts
13:30 JST 30 Sep 2011 Fukushima-ken Hamadori 10 km 3.7 37.1 N 140.8 E3 No tsunami alerts
13:34 JST 30 Sep 2011 Fukushima-ken Hamadori 10 km 3.1 37.1 N 140.8 E2 No tsunami alerts
14:09 JST 30 Sep 2011 Sanriku Oki 10 km 4.3 39.9 N 143.4 E1 No tsunami alerts
14:36 JST 30 Sep 2011 Fukushima-ken Hamadori very shallow 3.4 37.1 N 140.7 E2 No tsunami alerts
15:22 JST 30 Sep 2011 Nagano-ken Hokubu very shallow 2.2 36.7 N 138.2 E1 No tsunami alerts
15:24 JST 30 Sep 2011 Fukushima-ken Hamadori very shallow 2.5 37.1 N 140.9 E1 No tsunami alerts
15:35 JST 30 Sep 2011 Ibaraki-ken Hokubu 10 km 4.0 36.8 N 140.6 E2 No tsunami alerts
16:29 JST 30 Sep 2011 Fukushima-ken Hamadori 10 km 2.9 37.1 N 140.9 E1 No tsunami alerts
16:44 JST 30 Sep 2011 Ibaraki-ken Hokubu 10 km 3.7 36.7 N 140.7 E2 No tsunami alerts
16:55 JST 30 Sep 2011 Ibaraki-ken Hokubu 10 km 3.2 36.7 N 140.7 E1 No tsunami alerts
18:50 JST 30 Sep 2011 Iwate-ken Oki 50 km 3.7 39.1 N 142.1 E1 No tsunami alerts
20:33 JST 30 Sep 2011 Fukushima-ken Hamadori 10 km 2.8 37.1 N 140.9 E1 No tsunami alerts
20:37 JST 30 Sep 2011 Ibaraki-ken Hokubu 10 km 3.3 36.7 N 140.7 E1 No tsunami alerts
20:45 JST 30 Sep 2011 Ibaraki-ken Hokubu 10 km 3.9 36.7 N 140.7 E2 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

Information provided by the Japan Meteorological Agency.
Presentation: Copyright © REC Networks, All Rights Reserved.