J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
02:29 JST 01 Dec 2018 Western North America - 7.0 61.3 N 149.9 EUnkn 
16:21 JST 01 Dec 2018 Miyagi-ken Oki 60km 3.9 38.4 N 141.8 E1 No tsunami alerts
18:56 JST 01 Dec 2018 Kushiro Oki 50km 3.9 43.0 N 145.4 E2 No tsunami alerts
08:53 JST 02 Dec 2018 Fukushima-ken Oki 40km 3.6 37.3 N 141.7 E1 No tsunami alerts
11:04 JST 02 Dec 2018 Ibaraki-ken Hokubu 70km 3.4 36.7 N 140.5 E2 No tsunami alerts
15:20 JST 02 Dec 2018 Miyagi-ken Oki 50km 3.7 38.3 N 141.9 E1 No tsunami alerts
19:09 JST 02 Dec 2018 Nemuro-hanto Nanto-oki 50km 4.1 43.0 N 145.9 E2 No tsunami alerts
20:04 JST 02 Dec 2018 Nagano-ken Chubu very shallow 1.8 36.2 N 137.6 E1 No tsunami alerts
04:01 JST 03 Dec 2018 Miyagi-ken Oki 50km 3.6 38.2 N 141.7 E1 No tsunami alerts
11:46 JST 03 Dec 2018 Iwate-ken Oki 50km 4.1 39.1 N 142.2 E2 No tsunami alerts
17:08 JST 03 Dec 2018 Wakayama-ken Nambu 50km 4.1 33.9 N 135.4 E3 No tsunami alerts
17:08 JST 03 Dec 2018 Wakayama-ken Nambu 50km 4.1 33.9 N 135.4 E3 No tsunami alerts
17:15 JST 03 Dec 2018 Aomori-ken Toho-oki 90km 4.5 40.9 N 141.5 E3 No tsunami alerts
17:15 JST 03 Dec 2018 Aomori-ken Toho-oki 90km 4.5 40.9 N 141.5 E3 No tsunami alerts
19:01 JST 03 Dec 2018 Niigata-ken Kaetsu-oki 10km 3.3 38.5 N 139.2 E1 No tsunami alerts
20:27 JST 03 Dec 2018 Okinawa-honto Kinkai 20km 2.2 26.5 N 127.1 E1 No tsunami alerts
23:13 JST 03 Dec 2018 Fukuoka-ken Chikugo-chiho 10km 2.8 33.1 N 130.5 E1 No tsunami alerts
23:41 JST 03 Dec 2018 Saitama-ken Hokubu 10km 2.8 36.0 N 139.2 E2 No tsunami alerts
01:20 JST 04 Dec 2018 Gumma-ken Hokubu 10km 2.0 36.9 N 139.3 E1 No tsunami alerts
02:58 JST 04 Dec 2018 Okinawa-honto Kinkai 30km 3.2 26.8 N 128.4 E1 No tsunami alerts
03:53 JST 04 Dec 2018 Ibaraki-ken Nambu 50km 3.5 36.1 N 139.9 E1 No tsunami alerts
04:15 JST 04 Dec 2018 Iwate-ken Oki 30km 4.3 39.2 N 142.4 E2 No tsunami alerts
07:07 JST 04 Dec 2018 Kii-suido 40km 3.0 33.7 N 135.2 E1 No tsunami alerts
15:06 JST 04 Dec 2018 Boso-hanto Nampo-oki 60km 4.6 34.5 N 140.1 E2 No tsunami alerts
22:49 JST 04 Dec 2018 Nagano-ken Chubu 10km 2.7 36.2 N 137.6 E1 No tsunami alerts
02:11 JST 05 Dec 2018 Miyagi-ken Oki 40km 4.1 38.0 N 142.3 E1 No tsunami alerts
04:35 JST 05 Dec 2018 Wakayama-ken Hokubu 10km 2.5 34.3 N 135.4 E1 No tsunami alerts
13:18 JST 05 Dec 2018 Southern Pacific Ocean - 7.6 22.1 N 169.2 EUnkn 
13:18 JST 05 Dec 2018 Southern Pacific Ocean - 7.6 22.1 N 169.2 EUnkn 
13:18 JST 05 Dec 2018 Southern Pacific Ocean - 7.6 22.1 N 169.2 EUnkn 
13:18 JST 05 Dec 2018 Southern Pacific Ocean - 7.6 22.1 N 169.2 EUnkn 
15:43 JST 05 Dec 2018 Southern Pacific Ocean - 7.0 22.0 N 169.6 EUnkn 
21:00 JST 05 Dec 2018 Aomori-ken Toho-oki 70km 3.9 40.7 N 141.8 E1 No tsunami alerts
21:09 JST 05 Dec 2018 Ibaraki-ken Oki very shallow 4.7 36.3 N 141.9 E1 No tsunami alerts
22:25 JST 05 Dec 2018 Ibaraki-ken Oki 90km 3.6 36.7 N 140.9 E1 No tsunami alerts
00:04 JST 06 Dec 2018 Kumamoto-ken Kumamoto-chiho 10km 3.3 33.1 N 130.6 E2 No tsunami alerts
01:58 JST 06 Dec 2018 Tochigi-ken Hokubu 10km 2.4 36.9 N 139.7 E1 No tsunami alerts
04:48 JST 06 Dec 2018 Tokaido Nampo-oki 10km 4.3 33.7 N 138.5 E1 No tsunami alerts
22:33 JST 06 Dec 2018 Miyagi-ken Oki 60km 3.6 38.9 N 142.0 E1 No tsunami alerts
05:11 JST 07 Dec 2018 Nara-ken 50km 3.0 34.2 N 135.9 E1 No tsunami alerts
14:10 JST 07 Dec 2018 Osaka-fu Hokubu 10km 2.6 34.8 N 135.6 E1 No tsunami alerts
20:31 JST 07 Dec 2018 Wakayama-ken Nambu 20km 2.9 33.8 N 135.7 E1 No tsunami alerts
08:13 JST 08 Dec 2018 Ibaraki-ken Oki 30km 4.7 36.3 N 141.8 E1 No tsunami alerts
08:33 JST 08 Dec 2018 Hyuga-nada 30km 3.9 32.7 N 132.5 E2 No tsunami alerts
09:14 JST 08 Dec 2018 Hyuga-nada 30km 3.0 32.7 N 132.5 E1 No tsunami alerts
09:26 JST 08 Dec 2018 Bungo-suido 30km 3.2 32.8 N 132.5 E1 No tsunami alerts
10:54 JST 08 Dec 2018 Fukushima-ken Oki 40km 5.1 37.0 N 141.4 E4 No tsunami alerts
10:54 JST 08 Dec 2018 Fukushima-ken Oki 40km 5.1 37.0 N 141.4 E4 No tsunami alerts
11:10 JST 08 Dec 2018 Fukushima-ken Oki 50km 3.4 37.0 N 141.3 E1 No tsunami alerts
22:42 JST 08 Dec 2018 Kumamoto-ken Kuma-chiho 10km 2.4 32.1 N 130.8 E1 No tsunami alerts
00:36 JST 09 Dec 2018 Iburi-chiho Chutobu 30km 3.9 42.7 N 141.9 E3 No tsunami alerts
00:36 JST 09 Dec 2018 Iburi-chiho Chutobu 30km 3.9 42.7 N 141.9 E3 No tsunami alerts
02:55 JST 09 Dec 2018 Chiba-ken Hokutobu 50km 3.3 35.7 N 140.7 E1 No tsunami alerts
17:02 JST 09 Dec 2018 Ibaraki-ken Nambu 40km 3.3 36.0 N 139.9 E1 No tsunami alerts
18:23 JST 09 Dec 2018 Fukuoka-ken Hokusei-oki 20km 3.1 33.7 N 130.3 E1 No tsunami alerts
20:32 JST 09 Dec 2018 Hachijojima Kinkai 10km 2.0 33.1 N 139.8 E1 No tsunami alerts
00:22 JST 10 Dec 2018 Mie-ken Nanto-oki 370km 5.3 33.1 N 138.0 E2 No tsunami alerts
11:28 JST 10 Dec 2018 Kumamoto-ken Kuma-chiho very shallow 2.4 32.1 N 130.8 E1 No tsunami alerts
13:38 JST 10 Dec 2018 Yamagata-ken Okitama-chiho 10km 2.9 38.1 N 139.9 E1 No tsunami alerts
20:27 JST 10 Dec 2018 Nagano-ken Chubu 10km 3.1 36.4 N 138.0 E2 No tsunami alerts
22:16 JST 10 Dec 2018 Kumamoto-ken Kumamoto-chiho 10km 2.5 32.8 N 130.7 E1 No tsunami alerts
01:05 JST 11 Dec 2018 Kumamoto-ken Kuma-chiho 10km 3.2 32.1 N 130.8 E3 No tsunami alerts
01:05 JST 11 Dec 2018 Kumamoto-ken Kuma-chiho 10km 3.2 32.1 N 130.8 E3 No tsunami alerts
01:24 JST 11 Dec 2018 Kumamoto-ken Kuma-chiho 10km 2.0 32.1 N 130.8 E1 No tsunami alerts
01:53 JST 11 Dec 2018 Kumamoto-ken Kuma-chiho 10km 2.6 32.1 N 130.8 E1 No tsunami alerts
09:27 JST 11 Dec 2018 Kunashirito Fukin 100km 4.7 43.7 N 146.3 E2 No tsunami alerts
10:17 JST 11 Dec 2018 Ibaraki-ken Oki 40km 4.0 36.4 N 141.0 E2 No tsunami alerts
20:18 JST 11 Dec 2018 Ibaraki-ken Oki 30km 3.7 36.8 N 141.4 E1 No tsunami alerts
01:25 JST 12 Dec 2018 Kumamoto-ken Kuma-chiho 10km 2.2 32.1 N 130.8 E1 No tsunami alerts
08:49 JST 12 Dec 2018 Ibaraki-ken Hokubu 10km 2.5 36.7 N 140.7 E1 No tsunami alerts
17:50 JST 12 Dec 2018 Ibaraki-ken Hokubu 60km 4.4 36.5 N 140.6 E3 No tsunami alerts
02:48 JST 13 Dec 2018 Miyakojima Kinkai 20km 3.4 24.7 N 124.8 E1 No tsunami alerts
04:53 JST 13 Dec 2018 Gifu-ken Hida-chiho 10km 2.6 36.0 N 137.4 E2 No tsunami alerts
04:54 JST 13 Dec 2018 Gifu-ken Hida-chiho 10km 3.1 36.0 N 137.4 E2 No tsunami alerts
16:21 JST 13 Dec 2018 Kumamoto-ken Kumamoto-chiho 10km 2.2 32.8 N 130.8 E1 No tsunami alerts
04:15 JST 14 Dec 2018 Osaka-fu Hokubu 10km 3.2 34.8 N 135.7 E2 No tsunami alerts
09:27 JST 14 Dec 2018 Miyagi-ken Oki 40km 3.7 38.9 N 142.1 E1 No tsunami alerts
17:04 JST 14 Dec 2018 Miyagi-ken Oki 30km 4.7 37.8 N 142.5 E3 No tsunami alerts
17:04 JST 14 Dec 2018 Miyagi-ken Oki 30km 4.7 37.8 N 142.5 E3 No tsunami alerts
17:53 JST 14 Dec 2018 Chiba-ken Nanto-oki 50km 3.6 34.9 N 140.0 E1 No tsunami alerts
01:03 JST 15 Dec 2018 Ogasawara-shoto Seiho-oki 480km 5.9 26.7 N 141.2 E1 No tsunami alerts
11:07 JST 15 Dec 2018 Okinawa-honto Kinkai 20km 2.9 26.3 N 127.8 E1 No tsunami alerts
22:14 JST 15 Dec 2018 Akita-ken Nairiku-nambu 10km 2.9 39.5 N 140.4 E3 No tsunami alerts
22:14 JST 15 Dec 2018 Akita-ken Nairiku-nambu 10km 2.9 39.5 N 140.4 E3 No tsunami alerts
01:28 JST 16 Dec 2018 Iwate-ken Engan-nambu 60km 4.7 39.3 N 141.7 E3 No tsunami alerts
06:21 JST 16 Dec 2018 Taiwan and its Vicinity 20km 5.3 23.6 N 121.9 E1 No tsunami alerts
06:49 JST 16 Dec 2018 Ibaraki-ken Nambu 40km 3.0 36.0 N 139.9 E1 No tsunami alerts
23:45 JST 16 Dec 2018 Kumamoto-ken Kumamoto-chiho very shallow 3.2 32.5 N 130.6 E1 No tsunami alerts
02:58 JST 17 Dec 2018 Nagano-ken Hokubu 10km 2.1 36.9 N 138.5 E2 No tsunami alerts
05:18 JST 17 Dec 2018 Ibaraki-ken Nambu 40km 3.1 36.1 N 139.9 E1 No tsunami alerts
18:46 JST 17 Dec 2018 Tochigi-ken Hokubu 10km 3.0 37.0 N 139.9 E1 No tsunami alerts
23:08 JST 17 Dec 2018 Amami-oshima Kinkai 70km 3.8 28.7 N 129.3 E1 No tsunami alerts
06:29 JST 18 Dec 2018 Chiba-ken Hokuseibu 70km 3.3 35.7 N 140.2 E1 No tsunami alerts
21:06 JST 18 Dec 2018 Tanegashima Kinkai 60km 4.5 29.8 N 130.8 E1 No tsunami alerts
00:18 JST 19 Dec 2018 Miyagi-ken Oki 50km 3.9 38.3 N 141.7 E2 No tsunami alerts
04:23 JST 19 Dec 2018 Kumamoto-ken Kumamoto-chiho 10km 2.7 32.7 N 130.6 E1 No tsunami alerts
09:03 JST 19 Dec 2018 Tokushima-ken Hokubu very shallow 2.3 34.0 N 133.7 E1 No tsunami alerts
19:01 JST 19 Dec 2018 Niigata-ken Chuetsu-chiho 10km 2.0 37.2 N 138.9 E1 No tsunami alerts
19:25 JST 19 Dec 2018 Osaka-fu Hokubu 10km 2.7 34.8 N 135.6 E1 No tsunami alerts
23:36 JST 19 Dec 2018 Tokushima-ken Hokubu 10km 3.1 34.0 N 133.8 E2 No tsunami alerts
01:26 JST 20 Dec 2018 Chichijima Kinkai 10km 4.8 27.0 N 143.5 E1 No tsunami alerts
02:17 JST 20 Dec 2018 Ibaraki-ken Oki 40km 3.5 36.5 N 141.1 E1 No tsunami alerts
14:16 JST 20 Dec 2018 Iriomotejima Fukin 30km 4.5 24.0 N 123.6 E2 No tsunami alerts
15:58 JST 20 Dec 2018 Toyama-ken Tobu 10km 4.2 36.5 N 137.5 E3 No tsunami alerts
18:12 JST 20 Dec 2018 Ibaraki-ken Nambu 60km 3.0 36.0 N 140.2 E1 No tsunami alerts
18:46 JST 20 Dec 2018 Iwate-ken Nairiku-nambu 10km 3.0 39.3 N 140.7 E1 No tsunami alerts
02:02 JST 21 Dec 2018 Kamchatka Peninsula and its Vicinity - 7.3 54.8 N 164.8 EUnkn 
06:01 JST 21 Dec 2018 Iburi-chiho Chutobu 30km 3.5 42.7 N 142.0 E3 No tsunami alerts
06:01 JST 21 Dec 2018 Iburi-chiho Chutobu 30km 3.5 42.7 N 142.0 EUnknNo tsunami alerts
13:13 JST 21 Dec 2018 Fukushima-ken Oki 50km 4.1 37.0 N 141.2 E2 No tsunami alerts
03:43 JST 23 Dec 2018 Kumamoto-ken Kumamoto-chiho 10km 2.8 32.7 N 130.6 E1 No tsunami alerts
10:46 JST 23 Dec 2018 Kii-suido 10km 2.8 34.1 N 135.1 E1 No tsunami alerts
11:41 JST 23 Dec 2018 Iburi-chiho Chutobu 30km 3.5 42.6 N 142.0 E2 No tsunami alerts
11:50 JST 23 Dec 2018 Yamanashi-ken Chu-seibu 10km 3.1 35.8 N 138.2 E2 No tsunami alerts
18:04 JST 23 Dec 2018 Miyagi-ken Oki 30km 4.5 37.8 N 142.5 E1 No tsunami alerts
04:22 JST 24 Dec 2018 Tokaido Nampo-oki 10km 3.8 33.7 N 138.5 E1 No tsunami alerts
07:37 JST 24 Dec 2018 Kii-suido 10km 2.6 34.1 N 135.1 E2 No tsunami alerts
09:47 JST 24 Dec 2018 Ibaraki-ken Hokubu 10km 3.2 36.8 N 140.6 E2 No tsunami alerts
09:51 JST 24 Dec 2018 Kii-suido 10km 2.8 34.1 N 135.1 E2 No tsunami alerts
20:09 JST 24 Dec 2018 Iwate-ken Oki 60km 3.5 39.1 N 142.3 E1 No tsunami alerts
22:48 JST 24 Dec 2018 Iwate-ken Oki 20km 3.4 40.4 N 142.0 E1 No tsunami alerts
23:51 JST 24 Dec 2018 Tomakomai Oki 130km 4.0 41.8 N 141.5 E2 No tsunami alerts
03:54 JST 25 Dec 2018 Etorofuto Nanto-oki 50km 5.6 43.9 N 148.4 E1 No tsunami alerts
04:02 JST 25 Dec 2018 Osaka-fu Hokubu 10km 2.5 34.9 N 135.6 E1 No tsunami alerts
14:44 JST 25 Dec 2018 Hyuga-nada 20km 4.1 31.7 N 132.0 E2 No tsunami alerts
15:33 JST 25 Dec 2018 Hyuga-nada 20km 4.1 31.7 N 132.0 E1 No tsunami alerts
17:07 JST 25 Dec 2018 Kii-suido 10km 1.9 34.1 N 135.1 E1 No tsunami alerts
20:34 JST 25 Dec 2018 Hiroshima-ken Hokubu 10km 2.6 35.0 N 132.8 E1 No tsunami alerts
23:51 JST 25 Dec 2018 Iburi-chiho Chutobu 30km 2.7 42.8 N 142.0 E1 No tsunami alerts
03:57 JST 26 Dec 2018 Tochigi-ken Nambu 10km 2.4 36.6 N 139.5 E1 No tsunami alerts
07:20 JST 26 Dec 2018 Gifu-ken Mino-chuseibu 10km 3.0 35.8 N 136.9 E1 No tsunami alerts
12:07 JST 26 Dec 2018 Gumma-ken Nambu 10km 2.4 36.4 N 139.2 E1 No tsunami alerts
14:44 JST 26 Dec 2018 Osaka-wan 10km 2.7 34.4 N 134.9 E1 No tsunami alerts
17:20 JST 26 Dec 2018 Kunashirito Fukin 160km 4.1 44.2 N 146.7 E1 No tsunami alerts
19:29 JST 26 Dec 2018 Chichijima Kinkai 10km 4.1 26.5 N 141.7 E1 No tsunami alerts
00:38 JST 27 Dec 2018 Miyagi-ken Oki 40km 3.6 38.5 N 142.0 E1 No tsunami alerts
01:49 JST 27 Dec 2018 Miyagi-ken Oki 30km 4.5 38.7 N 142.3 E2 No tsunami alerts
09:54 JST 27 Dec 2018 Toyama-ken Tobu 10km 3.6 36.5 N 137.5 E2 No tsunami alerts
14:16 JST 27 Dec 2018 Miyagi-ken Oki 90km 3.8 37.9 N 141.6 E1 No tsunami alerts
16:42 JST 27 Dec 2018 Kushiro Oki 50km 3.4 42.8 N 145.5 E1 No tsunami alerts
12:22 JST 28 Dec 2018 Nagano-ken Nambu very shallow 1.9 35.9 N 137.6 E1 No tsunami alerts
13:22 JST 28 Dec 2018 Kii-suido very shallow 2.8 34.0 N 135.1 E2 No tsunami alerts
22:04 JST 28 Dec 2018 Etorofuto Nanto-oki very shallow 4.9 43.8 N 148.3 E1 No tsunami alerts
05:12 JST 29 Dec 2018 Kii-suido 10km 2.9 34.1 N 135.1 E2 No tsunami alerts
05:36 JST 29 Dec 2018 Tokara-retto Kinkai 100km 3.8 29.7 N 130.0 E1 No tsunami alerts
17:17 JST 29 Dec 2018 Kyoto-fu Hokubu 10km 2.8 35.3 N 135.3 E1 No tsunami alerts
04:08 JST 30 Dec 2018 Tokachi-chiho Nambu 50km 5.4 42.3 N 143.1 E4 No tsunami alerts
08:52 JST 30 Dec 2018 Chichijima Kinkai 10km 4.9 26.9 N 142.1 E2 No tsunami alerts
09:03 JST 30 Dec 2018 Kagoshima-ken Osumi-chiho 10km 2.3 31.6 N 130.8 E1 No tsunami alerts
11:39 JST 30 Dec 2018 Miyakojima Kinkai 50km 3.6 24.7 N 125.4 E1 No tsunami alerts
14:16 JST 30 Dec 2018 Kanagawa-ken Tobu 120km 3.9 35.4 N 139.4 E1 No tsunami alerts
22:48 JST 30 Dec 2018 Kumamoto-ken Kumamoto-chiho 10km 2.0 32.7 N 130.7 E1 No tsunami alerts
03:46 JST 31 Dec 2018 Miyazaki-ken Hokubu-yamazoi 120km 3.3 32.7 N 131.2 E1 No tsunami alerts
13:00 JST 31 Dec 2018 Miyagi-ken Oki 70km 3.6 38.8 N 141.6 E1 No tsunami alerts
16:53 JST 31 Dec 2018 Iwate-ken Oki 50km 3.3 40.4 N 142.1 E1 No tsunami alerts
23:10 JST 31 Dec 2018 Fukushima-ken Oki 40km 4.8 37.3 N 141.6 E3 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