J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
00:54 JST 06 Jan 2018 Chiba-ken Hokuseibu 80 km 4.8 35.7 N 140.0 E4 No tsunami alerts
18:07 JST 14 Jan 2018 Urakawa Oki 50 km 4.7 41.9 N 143.1 E4 No tsunami alerts
19:51 JST 24 Jan 2018 Aomori-ken Toho-oki 30 km 6.2 41.0 N 142.5 E4 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
03:31 JST 19 Feb 2018 Bungo-suido 40 km 5.0 32.9 N 132.2 E4 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
22:42 JST 01 Mar 2018 Iriomotejima Fukin 20 km 5.7 24.2 N 123.8 E5 lower 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
01:56 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
02:10 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
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
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
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
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
21:13 JST 06 May 2018 Kumamoto-ken Kumamoto-chiho 10km 3.9 32.7 N 130.7 E4 No tsunami alerts
21:13 JST 06 May 2018 Kumamoto-ken Kumamoto-chiho 10km 3.9 32.7 N 130.7 E4 No tsunami alerts
05:01 JST 07 May 2018 Iwate-ken Nairiku-hokubu 100km 5.2 39.6 N 141.2 E4 No tsunami alerts
05:01 JST 07 May 2018 Iwate-ken Nairiku-hokubu 100km 5.2 39.6 N 141.2 E4 No tsunami alerts
10:29 JST 12 May 2018 Nagano-ken Hokubu 10km 5.1 36.6 N 137.9 E5 lower No tsunami alerts
10:29 JST 12 May 2018 Nagano-ken Hokubu 10km 5.1 36.6 N 137.9 E5 lower No tsunami alerts
01:49 JST 13 May 2018 Miyagi-ken Oki 50km 4.7 38.5 N 141.8 E4 No tsunami alerts
12:12 JST 17 May 2018 Chiba-ken Toho-oki 50km 5.3 35.7 N 140.8 E4 No tsunami alerts
12:12 JST 17 May 2018 Chiba-ken Toho-oki 50km 5.3 35.7 N 140.8 E4 No tsunami alerts
03:42 JST 18 May 2018 Kushiro Oki 50km 5.8 42.7 N 145.5 E4 No tsunami alerts
21:13 JST 25 May 2018 Nagano-ken Hokubu very shallow 5.1 36.9 N 138.5 E5 upper No tsunami alerts
21:13 JST 25 May 2018 Nagano-ken Hokubu very shallow 5.1 36.9 N 138.5 E5 upper No tsunami alerts
04:54 JST 12 Jun 2018 Osumi-hanto Toho-oki 30km 5.5 31.2 N 131.5 E4 No tsunami alerts
04:54 JST 12 Jun 2018 Osumi-hanto Toho-oki 30km 5.5 31.2 N 131.5 E4 No tsunami alerts
11:09 JST 16 Jun 2018 Chiba-ken Nambu 20km 4.5 35.3 N 140.4 E4 No tsunami alerts
15:27 JST 17 Jun 2018 Gumma-ken Nambu 20km 4.7 36.4 N 139.2 E5 lower No tsunami alerts
07:58 JST 18 Jun 2018 Osaka-fu Hokubu 10km 5.9 34.8 N 135.6 E6 lower No tsunami alerts
07:58 JST 18 Jun 2018 Osaka-fu Hokubu 10km 5.9 34.8 N 135.6 E6 lower No tsunami alerts
07:58 JST 18 Jun 2018 Osaka-fu Hokubu 10km 5.9 34.8 N 135.6 E6 lower No tsunami alerts
00:31 JST 19 Jun 2018 Osaka-fu Hokubu 10km 4.0 34.9 N 135.6 E4 No tsunami alerts
17:00 JST 26 Jun 2018 Hiroshima-ken Hokubu 10km 4.9 34.9 N 132.9 E4 No tsunami alerts
19:46 JST 26 Jun 2018 Chiba-ken Nambu 30km 4.4 35.3 N 140.4 E4 No tsunami alerts
02:27 JST 02 Jul 2018 Aomori-ken Toho-oki 50km 4.8 41.5 N 142.1 E4 No tsunami alerts
20:23 JST 07 Jul 2018 Chiba-ken Toho-oki 50km 6.0 35.1 N 140.6 E5 lower No tsunami alerts
20:23 JST 07 Jul 2018 Chiba-ken Toho-oki 50km 6.0 35.1 N 140.6 E5 lower No tsunami alerts
02:13 JST 16 Jul 2018 Hidaka-chiho Tobu 60km 4.9 42.3 N 143.0 E4 No tsunami alerts
02:13 JST 16 Jul 2018 Hidaka-chiho Tobu 60km 4.9 42.3 N 143.0 E4 No tsunami alerts
04:34 JST 17 Jul 2018 Ibaraki-ken Oki 50km 4.8 36.4 N 140.7 E4 No tsunami alerts
04:34 JST 17 Jul 2018 Ibaraki-ken Oki 50km 4.8 36.4 N 140.7 E4 No tsunami alerts
07:31 JST 25 Jul 2018 Kumamoto-ken Kumamoto-chiho 10km 4.4 32.7 N 130.8 E4 No tsunami alerts
07:31 JST 25 Jul 2018 Kumamoto-ken Kumamoto-chiho 10km 4.4 32.7 N 130.8 E4 No tsunami alerts
17:42 JST 31 Jul 2018 Fukushima-ken Oki 20km 5.4 37.2 N 141.3 E4 No tsunami alerts
17:42 JST 31 Jul 2018 Fukushima-ken Oki 20km 5.4 37.2 N 141.3 E4 No tsunami alerts
06:11 JST 11 Aug 2018 Fukushima-ken Oki 20km 5.1 37.2 N 141.2 E4 No tsunami alerts
06:11 JST 11 Aug 2018 Fukushima-ken Oki 20km 5.1 37.2 N 141.2 E4 No tsunami alerts
18:23 JST 22 Aug 2018 Kumamoto-ken Kumamoto-chiho 10km 4.1 32.7 N 130.7 E4 No tsunami alerts
18:23 JST 22 Aug 2018 Kumamoto-ken Kumamoto-chiho 10km 4.1 32.7 N 130.7 E4 No tsunami alerts
05:11 JST 05 Sep 2018 Ibaraki-ken Oki 60km 5.6 36.5 N 141.4 E4 No tsunami alerts
03:08 JST 06 Sep 2018 Iburi-chiho Chutobu 40km 6.7 42.7 N 142.0 E6 upper  
03:08 JST 06 Sep 2018 Iburi-chiho Chutobu 40km 6.7 42.7 N 142.0 E6 upper  
03:23 JST 06 Sep 2018 Iburi-chiho Chutobu 30km 4.8 42.8 N 142.0 E4 No tsunami alerts
06:11 JST 06 Sep 2018 Iburi-chiho Chutobu 40km 5.4 42.7 N 142.0 E4 No tsunami alerts
22:43 JST 07 Sep 2018 Iburi-chiho Chutobu 30km 4.5 42.8 N 142.0 E4 No tsunami alerts
22:43 JST 07 Sep 2018 Iburi-chiho Chutobu 30km 4.5 42.8 N 142.0 E4 No tsunami alerts
18:21 JST 08 Sep 2018 Iburi-chiho Chutobu 30km 4.2 42.7 N 142.0 E4 No tsunami alerts
18:21 JST 08 Sep 2018 Iburi-chiho Chutobu 30km 4.2 42.7 N 142.0 E4 No tsunami alerts
22:55 JST 09 Sep 2018 Iburi-chiho Chutobu 40km 5.0 42.8 N 142.0 E4 No tsunami alerts
23:58 JST 10 Sep 2018 Chiba-ken Nanto-oki 30km 4.8 35.1 N 140.3 E4 No tsunami alerts
23:58 JST 10 Sep 2018 Chiba-ken Nanto-oki 30km 4.8 35.1 N 140.3 E4 No tsunami alerts
04:58 JST 11 Sep 2018 Iburi-chiho Chutobu 30km 4.5 42.7 N 142.0 E4 No tsunami alerts
19:07 JST 11 Sep 2018 Iburi-chiho Chutobu 30km 4.2 42.8 N 142.0 E4 No tsunami alerts
19:07 JST 11 Sep 2018 Iburi-chiho Chutobu 30km 4.2 42.8 N 142.0 E4 No tsunami alerts
18:24 JST 12 Sep 2018 Iburi-chiho Chutobu 30km 4.3 42.7 N 142.0 E4 No tsunami alerts
06:54 JST 14 Sep 2018 Iburi-chiho Chutobu 20km 4.6 42.7 N 142.0 E4 No tsunami alerts
06:54 JST 14 Sep 2018 Iburi-chiho Chutobu 20km 4.6 42.7 N 142.0 E4 No tsunami alerts
02:51 JST 17 Sep 2018 Iburi-chiho Chutobu 30km 4.7 42.7 N 141.9 E4 No tsunami alerts
02:51 JST 17 Sep 2018 Iburi-chiho Chutobu 30km 4.7 42.7 N 141.9 E4 No tsunami alerts
17:11 JST 18 Sep 2018 Ibaraki-ken Nambu 80km 4.3 36.1 N 139.8 E4 No tsunami alerts
17:11 JST 18 Sep 2018 Ibaraki-ken Nambu 80km 4.3 36.1 N 139.8 E4 No tsunami alerts
17:54 JST 30 Sep 2018 Iburi-chiho Chutobu 40km 5.0 42.6 N 142.0 E4 No tsunami alerts
17:54 JST 30 Sep 2018 Iburi-chiho Chutobu 40km 5.0 42.6 N 142.0 E4 No tsunami alerts
11:22 JST 01 Oct 2018 Iburi-chiho Chutobu 30km 4.9 42.8 N 142.0 E4 No tsunami alerts
11:22 JST 01 Oct 2018 Iburi-chiho Chutobu 30km 4.9 42.8 N 142.0 E4 No tsunami alerts
00:15 JST 04 Oct 2018 Chiba-ken Toho-oki 30km 4.6 35.8 N 141.0 E4 No tsunami alerts
00:15 JST 04 Oct 2018 Chiba-ken Toho-oki 30km 4.6 35.8 N 141.0 E4 No tsunami alerts
08:58 JST 05 Oct 2018 Iburi-chiho Chutobu 30km 5.3 42.6 N 142.0 E5 lower No tsunami alerts
08:58 JST 05 Oct 2018 Iburi-chiho Chutobu 30km 5.3 42.6 N 142.0 E5 lower No tsunami alerts
10:14 JST 07 Oct 2018 Aichi-ken Tobu 40km 5.1 35.0 N 137.6 E4 No tsunami alerts
10:14 JST 07 Oct 2018 Aichi-ken Tobu 40km 5.1 35.0 N 137.6 E4 No tsunami alerts
21:54 JST 08 Oct 2018 Iburi-chiho Chutobu 30km 4.4 42.6 N 142.0 E4 No tsunami alerts
21:54 JST 08 Oct 2018 Iburi-chiho Chutobu 30km 4.4 42.6 N 142.0 E4 No tsunami alerts
02:45 JST 09 Oct 2018 Iburi-chiho Chutobu 30km 4.2 42.6 N 142.0 E4 No tsunami alerts
02:45 JST 09 Oct 2018 Iburi-chiho Chutobu 30km 4.2 42.6 N 142.0 E4 No tsunami alerts
09:14 JST 12 Oct 2018 Iburi-chiho Chutobu 30km 4.6 42.6 N 142.0 E4 No tsunami alerts
09:14 JST 12 Oct 2018 Iburi-chiho Chutobu 30km 4.6 42.6 N 142.0 E4 No tsunami alerts
13:15 JST 12 Oct 2018 Chiba-ken Hokutobu 50km 5.3 35.7 N 140.7 E4 No tsunami alerts
16:10 JST 15 Oct 2018 Tochigi-ken Hokubu 10km 3.7 36.8 N 139.4 E4 No tsunami alerts
19:47 JST 22 Oct 2018 Fukushima-ken Oki 50km 4.9 37.5 N 141.5 E4 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