J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
08:46 JST 01 Mar 2020 Wakayama-ken Nambu 30km 2.6 33.9 N 135.5 E1 No tsunami alerts
09:08 JST 01 Mar 2020 Fukushima-ken Oki 30km 4.4 37.2 N 141.9 E1 No tsunami alerts
20:13 JST 01 Mar 2020 Kumamoto-ken Kumamoto-chiho 10km 2.2 32.7 N 130.8 E1 No tsunami alerts
01:56 JST 02 Mar 2020 Fukushima-ken Hamadori 10km 2.5 37.1 N 140.7 E1 No tsunami alerts
09:48 JST 02 Mar 2020 Sanriku Oki 10km 4.6 39.6 N 143.7 E1 No tsunami alerts
16:41 JST 02 Mar 2020 Amami-oshima Kinkai 10km 3.1 28.1 N 130.2 E1 No tsunami alerts
23:07 JST 02 Mar 2020 Okinawa-honto Kinkai 50km 3.4 27.3 N 128.4 E1 No tsunami alerts
03:29 JST 03 Mar 2020 Kii-suido 10km 3.2 34.2 N 135.1 E2 No tsunami alerts
03:57 JST 03 Mar 2020 Kii-suido 10km 2.3 34.2 N 135.1 E1 No tsunami alerts
07:43 JST 03 Mar 2020 Kushiro-chiho Chunambu 10km 4.0 43.3 N 143.9 E2 No tsunami alerts
08:16 JST 03 Mar 2020 Fukuoka-ken Fukuoka-chiho 20km 3.4 33.6 N 130.4 E2 No tsunami alerts
11:59 JST 03 Mar 2020 Fukushima-ken Oki 20km 4.0 37.0 N 141.1 E2 No tsunami alerts
12:20 JST 03 Mar 2020 Urakawa Oki 70km 3.9 42.0 N 142.6 E1 No tsunami alerts
12:33 JST 03 Mar 2020 Niigata-ken Kaetsu-oki 10km 3.5 38.6 N 139.4 E2 No tsunami alerts
14:38 JST 03 Mar 2020 Wakayama-ken Hokubu 10km 2.1 34.2 N 135.2 E1 No tsunami alerts
17:54 JST 03 Mar 2020 Chiba-ken Hokutobu 20km 2.9 35.5 N 140.4 E1 No tsunami alerts
18:31 JST 03 Mar 2020 Tanegashima Kinkai 40km 4.4 30.4 N 131.2 E2 No tsunami alerts
18:44 JST 03 Mar 2020 Tanegashima Kinkai 30km 3.7 30.4 N 131.1 E1 No tsunami alerts
04:55 JST 04 Mar 2020 Miyagi-ken Oki 60km 3.7 38.6 N 141.9 E1 No tsunami alerts
08:40 JST 04 Mar 2020 Tokushima-ken Nambu 10km 2.5 33.9 N 134.6 E1 No tsunami alerts
16:25 JST 04 Mar 2020 Chiba-ken Toho-oki 30km 4.1 35.8 N 140.9 E2 No tsunami alerts
09:39 JST 05 Mar 2020 Chiba-ken Toho-oki 30km 3.7 35.8 N 141.0 E1 No tsunami alerts
16:03 JST 05 Mar 2020 Akita-ken Nairiku-hokubu 10km 2.4 40.0 N 140.5 E1 No tsunami alerts
10:12 JST 06 Mar 2020 Nagano-ken Nambu 10km 2.8 35.8 N 137.5 E1 No tsunami alerts
15:59 JST 06 Mar 2020 Satsuma-hanto Seiho-oki 10km 3.7 31.1 N 129.2 E1 No tsunami alerts
20:11 JST 06 Mar 2020 Shiga-ken Hokubu 10km 2.9 35.4 N 135.9 E1 No tsunami alerts
23:55 JST 06 Mar 2020 Kushiro Oki 50km 3.6 42.8 N 144.8 E1 No tsunami alerts
00:26 JST 07 Mar 2020 Iwate-ken Oki 30km 3.9 40.2 N 142.4 E1 No tsunami alerts
04:15 JST 07 Mar 2020 Okinawa-honto Kinkai 20km 3.5 26.4 N 128.1 E2 No tsunami alerts
08:07 JST 07 Mar 2020 Nagano-ken Hokubu 20km 2.9 36.8 N 138.6 E1 No tsunami alerts
14:02 JST 07 Mar 2020 Etorofuto Nanto-oki 130km 4.7 44.6 N 148.1 E1 No tsunami alerts
20:57 JST 07 Mar 2020 Ibaraki-ken Nambu 50km 3.7 36.0 N 140.3 E2 No tsunami alerts
01:18 JST 08 Mar 2020 Chiba-ken Toho-oki 40km 3.6 35.8 N 141.0 E1 No tsunami alerts
06:20 JST 08 Mar 2020 Ibaraki-ken Hokubu 10km 2.8 36.7 N 140.7 E1 No tsunami alerts
06:40 JST 08 Mar 2020 Chichijima Kinkai 420km 4.9 28.0 N 141.3 E1 No tsunami alerts
11:07 JST 08 Mar 2020 Ibaraki-ken Hokubu 10km 2.9 36.7 N 140.6 E1 No tsunami alerts
12:22 JST 08 Mar 2020 Gumma-ken Nambu 10km 2.9 36.5 N 139.4 E1 No tsunami alerts
04:28 JST 09 Mar 2020 Bungo-suido 60km 4.7 33.3 N 132.0 E3 No tsunami alerts
09:13 JST 10 Mar 2020 Miyagi-ken Oki 40km 3.9 38.3 N 142.2 E1 No tsunami alerts
10:10 JST 10 Mar 2020 Tokara-retto Kinkai very shallow 2.3 29.6 N 129.7 E1 No tsunami alerts
18:29 JST 10 Mar 2020 Chichijima Kinkai 10km 4.5 26.7 N 141.7 E1 No tsunami alerts
10:48 JST 11 Mar 2020 Amami-oshima Hokuto-oki 30km 3.7 29.3 N 130.6 E1 No tsunami alerts
11:26 JST 11 Mar 2020 Nagano-ken Nambu 10km 3.1 35.9 N 137.6 E2 No tsunami alerts
13:04 JST 11 Mar 2020 Akita-ken Nairiku-nambu 10km 4.3 39.7 N 140.8 E4 No tsunami alerts
14:03 JST 11 Mar 2020 Miyagi-ken Oki 50km 4.3 38.3 N 142.0 E2 No tsunami alerts
14:29 JST 11 Mar 2020 Kagoshima-ken Satsuma-chiho 20km 3.2 32.1 N 130.1 E2 No tsunami alerts
20:07 JST 12 Mar 2020 Miyagi-ken Oki 50km 3.9 38.3 N 141.9 E1 No tsunami alerts
22:04 JST 12 Mar 2020 Kushiro-chiho Hokubu 10km 1.2 43.6 N 144.4 E1 No tsunami alerts
00:23 JST 13 Mar 2020 Ariake-kai 10km 3.1 32.8 N 130.6 E1 No tsunami alerts
00:38 JST 13 Mar 2020 Chichijima Kinkai very shallow 4.3 27.3 N 141.5 E1 No tsunami alerts
01:30 JST 13 Mar 2020 Ibaraki-ken Oki 30km 3.2 35.9 N 141.0 E1 No tsunami alerts
02:18 JST 13 Mar 2020 Ishikawa-ken Noto-chiho 10km 5.4 37.3 N 136.8 E5 upper No tsunami alerts
02:18 JST 13 Mar 2020 Ishikawa-ken Noto-chiho 10km 5.4 37.3 N 136.8 E5 upper No tsunami alerts
02:36 JST 13 Mar 2020 Ishikawa-ken Noto-chiho 20km 3.4 37.3 N 136.8 E2 No tsunami alerts
02:46 JST 13 Mar 2020 Ishikawa-ken Noto-chiho 20km 2.9 37.2 N 136.8 E1 No tsunami alerts
03:04 JST 13 Mar 2020 Ishikawa-ken Noto-chiho 10km 2.7 37.3 N 136.8 E1 No tsunami alerts
04:53 JST 13 Mar 2020 Ishikawa-ken Noto-chiho 20km 3.0 37.3 N 136.8 E2 No tsunami alerts
05:56 JST 13 Mar 2020 Ishikawa-ken Noto-chiho 10km 2.8 37.3 N 136.8 E1 No tsunami alerts
07:15 JST 13 Mar 2020 Ariake-kai 10km 3.7 32.8 N 130.6 E3 No tsunami alerts
07:56 JST 13 Mar 2020 Ariake-kai 10km 2.7 32.8 N 130.6 E1 No tsunami alerts
12:59 JST 13 Mar 2020 Nagasaki-ken Nanseibu 20km 2.1 32.8 N 130.1 E2 No tsunami alerts
17:33 JST 13 Mar 2020 Shimane-ken Seibu 10km 3.8 34.7 N 132.0 E3 No tsunami alerts
18:07 JST 13 Mar 2020 Kushiro Oki 60km 3.7 42.9 N 144.9 E1 No tsunami alerts
22:06 JST 13 Mar 2020 Hachijojima Kinkai 10km 4.5 33.3 N 139.5 E2 No tsunami alerts
13:34 JST 14 Mar 2020 Hachijojima Kinkai 20km 3.7 33.2 N 139.6 E1 No tsunami alerts
17:45 JST 14 Mar 2020 Wakayama-ken Hokubu 10km 2.8 34.2 N 135.2 E2 No tsunami alerts
20:05 JST 14 Mar 2020 Hidaka-chiho Tobu 60km 3.8 42.3 N 143.0 E1 No tsunami alerts
07:20 JST 15 Mar 2020 Okinawa-honto Kinkai 40km 3.0 27.2 N 128.9 E1 No tsunami alerts
09:53 JST 15 Mar 2020 Nagano-ken Chubu 10km 3.0 36.1 N 138.4 E2 No tsunami alerts
11:59 JST 15 Mar 2020 Nagano-ken Chubu 10km 3.6 36.1 N 138.4 E3 No tsunami alerts
14:16 JST 15 Mar 2020 Okinawa-honto Hokusei-oki 90km 4.2 26.5 N 126.6 E1 No tsunami alerts
19:09 JST 15 Mar 2020 Ibaraki-ken Nambu 60km 3.6 36.2 N 140.1 E2 No tsunami alerts
19:59 JST 15 Mar 2020 Okinawa-honto Kinkai 60km 3.3 26.3 N 127.3 E1 No tsunami alerts
04:57 JST 16 Mar 2020 Nagano-ken Chubu 10km 2.4 36.1 N 138.4 E1 No tsunami alerts
05:20 JST 16 Mar 2020 Nagano-ken Chubu 10km 2.6 36.1 N 138.4 E1 No tsunami alerts
10:00 JST 16 Mar 2020 Fukushima-ken Oki 60km 3.3 37.4 N 141.2 E1 No tsunami alerts
11:42 JST 16 Mar 2020 Okinawa-honto Kinkai 30km 3.1 26.8 N 128.4 E1 No tsunami alerts
20:42 JST 16 Mar 2020 Fukuoka-ken Hokusei-oki 10km 3.8 33.7 N 130.4 E3 No tsunami alerts
16:54 JST 17 Mar 2020 Miyagi-ken Oki 50km 3.9 38.0 N 141.8 E1 No tsunami alerts
17:52 JST 17 Mar 2020 Tokara-retto Kinkai 10km 3.1 29.6 N 129.7 E3 No tsunami alerts
18:23 JST 17 Mar 2020 Tokara-retto Kinkai very shallow 2.5 29.6 N 129.8 E2 No tsunami alerts
21:38 JST 17 Mar 2020 Fukushima-ken Oki 60km 3.9 37.1 N 141.3 E2 No tsunami alerts
00:11 JST 18 Mar 2020 Hokkaido Nansei-oki 240km 4.6 42.2 N 138.6 E1 No tsunami alerts
08:25 JST 18 Mar 2020 Tokara-retto Kinkai very shallow 1.8 29.7 N 129.6 E1 No tsunami alerts
09:44 JST 18 Mar 2020 Shimane-ken Tobu 20km 3.6 35.3 N 133.1 E2 No tsunami alerts
23:43 JST 18 Mar 2020 Nagano-ken Chubu very shallow 1.7 36.1 N 138.1 E1 No tsunami alerts
01:32 JST 19 Mar 2020 Tomakomai Oki 30km 3.9 42.1 N 141.7 E2 No tsunami alerts
10:21 JST 19 Mar 2020 Osaka-fu Hokubu 10km 2.6 34.9 N 135.6 E1 No tsunami alerts
03:22 JST 20 Mar 2020 Tanegashima Kinkai 30km 3.2 30.6 N 131.1 E1 No tsunami alerts
04:50 JST 20 Mar 2020 Kyoto-fu Nambu 10km 2.5 35.0 N 135.6 E1 No tsunami alerts
00:53 JST 21 Mar 2020 Ibaraki-ken Nambu 50km 3.2 36.2 N 140.1 E1 No tsunami alerts
04:47 JST 21 Mar 2020 Tanegashima Kinkai 40km 3.4 30.6 N 131.3 E1 No tsunami alerts
06:19 JST 21 Mar 2020 Bungo-suido 60km 3.6 33.3 N 132.0 E1 No tsunami alerts
12:38 JST 21 Mar 2020 Aomori-ken Toho-oki 70km 3.8 41.5 N 142.1 E2 No tsunami alerts
13:55 JST 21 Mar 2020 Nagano-ken Nambu 10km 3.1 35.7 N 137.7 E1 No tsunami alerts
13:58 JST 21 Mar 2020 Nagano-ken Nambu 10km 4.2 35.7 N 137.7 E3 No tsunami alerts
18:03 JST 21 Mar 2020 Fukushima-ken Oki 30km 4.3 37.2 N 141.5 E2 No tsunami alerts
02:34 JST 22 Mar 2020 Nagano-ken Hokubu 10km 2.6 36.6 N 138.4 E1 No tsunami alerts
10:00 JST 22 Mar 2020 Amami-oshima Kinkai 20km 3.2 28.1 N 129.2 E1 No tsunami alerts
20:52 JST 22 Mar 2020 Kii-suido very shallow 3.1 34.1 N 135.1 E2 No tsunami alerts
19:37 JST 23 Mar 2020 Fukushima-ken Aizu 10km 2.6 37.0 N 139.5 E1 No tsunami alerts
22:57 JST 23 Mar 2020 Okinawa-honto Kinkai 10km 4.5 26.5 N 128.8 E2 No tsunami alerts
00:31 JST 24 Mar 2020 Wakayama-ken Hokubu 10km 2.7 34.1 N 135.2 E2 No tsunami alerts
02:07 JST 24 Mar 2020 Miyakojima Kinkai 50km 3.5 24.7 N 125.4 E1 No tsunami alerts
04:24 JST 24 Mar 2020 Tokushima-ken Hokubu 10km 2.1 33.9 N 134.2 E1 No tsunami alerts
05:49 JST 24 Mar 2020 Fukushima-ken Aizu 10km 2.1 37.0 N 139.5 E1 No tsunami alerts
09:56 JST 24 Mar 2020 Fukushima-ken Nakadori 10km 2.7 37.2 N 140.5 E1 No tsunami alerts
10:09 JST 24 Mar 2020 Miyakojima Kinkai 50km 3.0 24.7 N 125.4 E1 No tsunami alerts
12:15 JST 24 Mar 2020 Miyazaki-ken Hokubu-heiyabu 20km 3.1 32.1 N 131.5 E3 No tsunami alerts
20:13 JST 24 Mar 2020 Iwate-ken Oki 40km 3.9 40.0 N 142.3 E1 No tsunami alerts
02:57 JST 25 Mar 2020 Ibaraki-ken Nambu 40km 2.8 36.1 N 139.9 E1 No tsunami alerts
11:49 JST 25 Mar 2020 Northwestern Pacific Ocean - 7.8 49.0 N 157.7 E1  
16:52 JST 25 Mar 2020 Tokara-retto Kinkai 20km 2.6 29.6 N 129.7 E2 No tsunami alerts
00:02 JST 26 Mar 2020 Tokara-retto Kinkai 10km 2.0 29.6 N 129.7 E1 No tsunami alerts
00:03 JST 26 Mar 2020 Tokara-retto Kinkai very shallow 2.3 29.6 N 129.7 E1 No tsunami alerts
07:18 JST 26 Mar 2020 Miyagi-ken Oki 40km 3.9 38.6 N 142.2 E1 No tsunami alerts
14:53 JST 26 Mar 2020 Iwoto Kinkai 180km 5.8 22.9 N 143.1 E1 No tsunami alerts
19:19 JST 26 Mar 2020 Wakayama-ken Hokubu 10km 3.0 34.2 N 135.2 E1 No tsunami alerts
23:00 JST 26 Mar 2020 Wakayama-ken Hokubu very shallow 1.9 34.2 N 135.2 E1 No tsunami alerts
23:11 JST 27 Mar 2020 Niijima-Kozushima Kinkai 10km 3.9 34.2 N 139.2 E2 No tsunami alerts
04:33 JST 28 Mar 2020 Urakawa Oki 70km 3.8 42.0 N 142.6 E1 No tsunami alerts
09:58 JST 28 Mar 2020 Urakawa Oki 60km 4.9 41.9 N 142.3 E3 No tsunami alerts
11:25 JST 28 Mar 2020 Niijima-Kozushima Kinkai 10km 3.1 34.2 N 139.2 E1 No tsunami alerts
12:39 JST 29 Mar 2020 Ishigakijima Kinkai 10km 5.0 24.2 N 124.2 E2 No tsunami alerts
12:52 JST 29 Mar 2020 Ishigakijima Kinkai 10km 4.0 24.2 N 124.2 E1 No tsunami alerts
20:05 JST 29 Mar 2020 Aomori-ken Toho-oki 90km 3.3 40.6 N 141.5 E1 No tsunami alerts
22:19 JST 29 Mar 2020 Fukushima-ken Hamadori 10km 3.3 37.1 N 140.7 E2 No tsunami alerts
00:01 JST 30 Mar 2020 Ishigakijima Kinkai 10km 3.6 24.2 N 124.2 E1 No tsunami alerts
07:54 JST 30 Mar 2020 Fukushima-ken Aizu 10km 1.9 37.0 N 139.4 E1 No tsunami alerts
12:28 JST 30 Mar 2020 Ibaraki-ken Hokubu 60km 3.2 36.6 N 140.6 E1 No tsunami alerts
12:43 JST 30 Mar 2020 Shiga-ken Hokubu very shallow 2.5 35.4 N 135.9 E1 No tsunami alerts
14:56 JST 30 Mar 2020 Bungo-suido 40km 3.2 33.4 N 132.3 E1 No tsunami alerts
16:26 JST 30 Mar 2020 Kumamoto-ken Aso-chiho very shallow 2.4 33.0 N 131.1 E1 No tsunami alerts
16:29 JST 30 Mar 2020 Kumamoto-ken Aso-chiho very shallow 2.3 33.0 N 131.1 E1 No tsunami alerts
17:15 JST 30 Mar 2020 Chiba-ken Toho-oki 30km 4.1 35.4 N 140.4 E3 No tsunami alerts
00:52 JST 31 Mar 2020 Iriomotejima Fukin 30km 5.5 23.9 N 123.4 E2 No tsunami alerts
16:17 JST 31 Mar 2020 Hyuga-nada 20km 3.2 32.0 N 131.9 E1 No tsunami alerts
20:24 JST 31 Mar 2020 Ibaraki-ken Oki 50km 4.5 36.4 N 141.0 E3 No tsunami alerts
20:50 JST 31 Mar 2020 Iburi-chiho Chutobu 40km 2.9 42.7 N 142.0 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
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