J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
07:20:00 JST 01 Jun 2021 Nagano-North 10 2.3 36.5 N 137.8 E1 No tsunami alerts
13:43:00 JST 01 Jun 2021 Off the coast of Iwate 30 4.5 40.2 N 142.5 E2 No tsunami alerts
17:41:00 JST 01 Jun 2021 Near Iriomotejima 20 4.6 24.3 N 123.5 E1 No tsunami alerts
06:54:00 JST 02 Jun 2021 Off the coast of Tokachi 30 4.6 42.0 N 144.6 E1 No tsunami alerts
08:05:00 JST 02 Jun 2021 Off the coast of Miyagi 50 3.7 38.9 N 142.0 E1 No tsunami alerts
08:14:00 JST 02 Jun 2021 Ibaraki-South 50 3.2 36.1 N 139.8 E1 No tsunami alerts
23:39:00 JST 02 Jun 2021 Hyuganada 40 2.5 32.5 N 131.9 E1 No tsunami alerts
01:48:00 JST 03 Jun 2021 Near the coast of Tokara Islands 20 2.3 29.3 N 129.3 E1 No tsunami alerts
02:08:00 JST 03 Jun 2021 Off the northwest coast of Miyakojima 90 4.6 25.9 N 125.8 E1 No tsunami alerts
10:31:00 JST 03 Jun 2021 Ishakawa Noto 20 4.2 37.3 N 137.2 E3 No tsunami alerts
22:21:00 JST 03 Jun 2021 Wakayama-South 30 2.6 33.6 N 135.6 E1 No tsunami alerts
15:40:00 JST 04 Jun 2021 Tokushima-North 10 2.7 34.0 N 134.1 E1 No tsunami alerts
16:41:00 JST 04 Jun 2021 Nagano-Central 10 3.4 36.2 N 137.7 E2 No tsunami alerts
22:46:00 JST 04 Jun 2021 Rumoi-North Central 20 2.7 44.9 N 142.0 E1 No tsunami alerts
00:59:00 JST 07 Jun 2021 Off the coast of Fukushima 40 3.9 37.8 N 141.9 E1 No tsunami alerts
03:11:00 JST 07 Jun 2021 Off the southeast coast of Chiba 100 5.3 34.6 N 140.3 E3 No tsunami alerts
10:12:00 JST 07 Jun 2021 Off the coast of Fukushima 60 3.8 37.6 N 141.7 E1 No tsunami alerts
11:11:00 JST 07 Jun 2021 Off the coast of Kushiro 70 4.0 42.7 N 144.0 E2 No tsunami alerts
08:04:00 JST 08 Jun 2021 Ishakawa Noto 10 2.8 37.5 N 137.3 E1 No tsunami alerts
08:56:00 JST 08 Jun 2021 10 2.5 44.3 N 141.6 E1 No tsunami alerts
09:58:00 JST 08 Jun 2021 Iburi-East Central 10 2.9 42.9 N 142.2 E1 No tsunami alerts
10:19:00 JST 08 Jun 2021 Off the coast of Fukushima 80 4.9 37.8 N 141.7 E3 No tsunami alerts
16:59:00 JST 08 Jun 2021 10 3.8 32.7 N 130.7 E4 No tsunami alerts
17:02:00 JST 08 Jun 2021 10 2.6 32.6 N 130.7 E1 No tsunami alerts
23:04:00 JST 08 Jun 2021 10 2.3 44.2 N 141.6 E1 No tsunami alerts
00:29:00 JST 09 Jun 2021 Off the east coast of Kanto 10 5.0 36.5 N 142.9 E1 No tsunami alerts
07:34:00 JST 09 Jun 2021 Off the coast of Iwate 20 4.9 39.9 N 142.3 E3 No tsunami alerts
13:36:00 JST 09 Jun 2021 Fukushima-Aizu 10 2.7 37.7 N 139.9 E1 No tsunami alerts
13:57:00 JST 09 Jun 2021 Off the coast of Iwate 40 3.8 40.3 N 142.3 E1 No tsunami alerts
17:27:00 JST 09 Jun 2021 East Kanagawa 130 4.4 35.6 N 139.6 E2 No tsunami alerts
20:05:00 JST 09 Jun 2021 10 2.7 34.2 N 135.1 E1 No tsunami alerts
22:05:00 JST 09 Jun 2021 Off the coast of Iwate 30 5.0 40.1 N 142.5 E3 No tsunami alerts
07:05:00 JST 10 Jun 2021 Shizuoka-Central 30 3.2 35.1 N 138.1 E1 No tsunami alerts
12:16:00 JST 10 Jun 2021 Nagano-North 10 1.8 36.5 N 137.8 E1 No tsunami alerts
18:56:00 JST 10 Jun 2021 Off the east coast of Aomori 30 4.6 41.0 N 142.4 E2 No tsunami alerts
20:35:00 JST 10 Jun 2021 Hidaka-East 80 4.3 42.2 N 142.9 E2 No tsunami alerts
22:15:00 JST 10 Jun 2021 40 3.3 33.7 N 135.0 E1 No tsunami alerts
05:58:00 JST 11 Jun 2021 Kushiro-South Central 120 3.5 42.9 N 143.8 E1 No tsunami alerts
09:04:00 JST 11 Jun 2021 Chuetsu, Niigata 10 2.3 37.2 N 138.8 E1 No tsunami alerts
17:34:00 JST 11 Jun 2021 Off the coast of Iwate 30 4.0 39.9 N 142.3 E2 No tsunami alerts
23:00:00 JST 11 Jun 2021 Tokachi-South 50 3.5 42.3 N 143.1 E1 No tsunami alerts
17:49:00 JST 12 Jun 2021 Off the coast of Miyagi 60 3.8 38.3 N 141.6 E1 No tsunami alerts
04:12:00 JST 13 Jun 2021 Off the coast of Fukushima 60 3.8 37.0 N 141.1 E2 No tsunami alerts
05:32:00 JST 13 Jun 2021 Sorachi-South 170 4.2 43.1 N 141.7 E1 No tsunami alerts
16:16:00 JST 13 Jun 2021 Near the coast of Okinawa Island 50 4.1 27.5 N 128.5 E2 No tsunami alerts
20:58:00 JST 13 Jun 2021 Off the east coast of Aomori 60 3.6 41.0 N 142.0 E2 No tsunami alerts
03:13:00 JST 14 Jun 2021 Off the coast of Ibaraki 80 3.5 36.6 N 140.9 E1 No tsunami alerts
03:49:00 JST 14 Jun 2021 Fukushima-Nakadori 10 3.4 36.9 N 140.5 E2 No tsunami alerts
04:06:00 JST 14 Jun 2021 Ibaraki-North 10 4.1 36.8 N 140.6 E2 No tsunami alerts
07:05:00 JST 14 Jun 2021 Ibaraki-North 60 2.9 36.4 N 140.6 E1 No tsunami alerts
09:08:00 JST 14 Jun 2021 Off the southeast coast of Nemuro Peninsula 50 3.4 43.2 N 145.8 E1 No tsunami alerts
22:38:00 JST 14 Jun 2021 Northern Sanpachikamikita, Aomori 80 2.6 40.5 N 141.6 E1 No tsunami alerts
12:15:00 JST 15 Jun 2021 Off the coast of Fukushima 50 3.6 37.6 N 141.6 E1 No tsunami alerts
16:11:00 JST 15 Jun 2021 Off the northwest coast of Amami Oshima 10 4.4 28.2 N 128.1 E1 No tsunami alerts
03:03:00 JST 16 Jun 2021 Near the coast of Torishima 450 4.6 30.3 N 139.2 E1 No tsunami alerts
03:23:00 JST 16 Jun 2021 Nagano-South 10 2.3 36.0 N 137.6 E1 No tsunami alerts
22:30:00 JST 16 Jun 2021 Hiroshima-Southwest 40 3.1 34.3 N 132.7 E1 No tsunami alerts
01:41:00 JST 17 Jun 2021 Yamanashi East-Fuji 5 Lakes 20 3.5 35.5 N 139.0 E2 No tsunami alerts
04:42:00 JST 17 Jun 2021 Kushiro-North 10 1.7 43.6 N 144.5 E1 No tsunami alerts
06:12:00 JST 17 Jun 2021 Abashiri 0 1.8 43.7 N 144.5 E1 No tsunami alerts
18:33:00 JST 17 Jun 2021 Ishakawa Noto 10 2.9 37.4 N 137.2 E1 No tsunami alerts
22:19:00 JST 17 Jun 2021 Aichi-East 10 2.5 35.2 N 137.7 E1 No tsunami alerts
04:22:00 JST 18 Jun 2021 Near the coast of Amami Oshima 30 3.6 27.6 N 129.1 E1 No tsunami alerts
06:52:00 JST 18 Jun 2021 Shizuoka-West 30 3.0 34.9 N 137.7 E1 No tsunami alerts
18:40:00 JST 18 Jun 2021 Near Iriomotejima 20 4.5 24.3 N 123.5 E1 No tsunami alerts
20:34:00 JST 18 Jun 2021 Off the southeast coast of Chiba 60 3.7 34.5 N 140.7 E1 No tsunami alerts
01:54:00 JST 19 Jun 2021 Northern Wakayama 10 2.7 34.2 N 135.2 E1 No tsunami alerts
07:39:00 JST 19 Jun 2021 Ehime-Nanyo 40 4.7 33.5 N 132.5 E4 No tsunami alerts
14:56:00 JST 19 Jun 2021 Off the coast of Fukushima 50 3.9 37.8 N 141.7 E1 No tsunami alerts
15:47:00 JST 19 Jun 2021 Fukushima-Aizu 10 3.0 37.3 N 139.6 E1 No tsunami alerts
02:20:00 JST 20 Jun 2021 West Kanagawa 10 3.4 35.4 N 139.0 E2 No tsunami alerts
14:10:00 JST 20 Jun 2021 Off the east coast of Chiba 10 2.8 35.7 N 141.0 E1 No tsunami alerts
19:37:00 JST 20 Jun 2021 Near the coast of Miyakojima 50 3.2 24.8 N 125.1 E1 No tsunami alerts
20:08:00 JST 20 Jun 2021 Kamikawa-Central 160 5.4 43.5 N 142.7 E3 No tsunami alerts
04:03:00 JST 21 Jun 2021 Iwate Northern Inland 10 2.4 40.2 N 141.2 E1 No tsunami alerts
17:10:00 JST 22 Jun 2021 Near Kunashir 120 3.7 43.5 N 145.4 E2 No tsunami alerts
19:03:00 JST 22 Jun 2021 Northern Wakayama 10 2.9 34.3 N 135.4 E2 No tsunami alerts
07:25:00 JST 23 Jun 2021 Sagami Bay 120 3.5 35.2 N 139.5 E1 No tsunami alerts
22:00:00 JST 23 Jun 2021 Fukushima-Nakadori 90 3.0 37.1 N 140.4 E1 No tsunami alerts
01:16:00 JST 24 Jun 2021 Ehime-Nanyo 40 3.6 33.5 N 132.5 E1 No tsunami alerts
03:44:00 JST 24 Jun 2021 Off the southeast coast of Nemuro Peninsula 100 3.8 43.5 N 146.2 E1 No tsunami alerts
03:52:00 JST 24 Jun 2021 Near Izu-Oshima Island 10 2.0 34.8 N 139.2 E1 No tsunami alerts
20:18:00 JST 24 Jun 2021 Off the east coast of Aomori 50 3.3 40.7 N 142.2 E1 No tsunami alerts
21:30:00 JST 24 Jun 2021 Off the coast of Iwate 40 3.4 40.4 N 142.3 E1 No tsunami alerts
03:42:00 JST 25 Jun 2021 Iwate Northern Coast 110 3.8 39.5 N 141.7 E1 No tsunami alerts
09:28:00 JST 25 Jun 2021 Sea of Ariake 10 2.7 32.8 N 130.5 E1 No tsunami alerts
19:05:00 JST 25 Jun 2021 Nagano-North 10 2.0 36.5 N 137.8 E1 No tsunami alerts
20:04:00 JST 25 Jun 2021 10 2.9 32.5 N 130.6 E1 No tsunami alerts
22:36:00 JST 25 Jun 2021 Off the east coast of Chiba 50 3.4 35.3 N 140.5 E2 No tsunami alerts
23:05:00 JST 25 Jun 2021 Near the coast of Tokara Islands 20 2.5 29.3 N 129.2 E1 No tsunami alerts
00:49:00 JST 26 Jun 2021 10 3.9 32.5 N 130.6 E3 No tsunami alerts
01:24:00 JST 26 Jun 2021 Ishakawa Noto 10 4.0 37.5 N 137.3 E3 No tsunami alerts
22:49:00 JST 26 Jun 2021 30 3.6 33.5 N 133.7 E1 No tsunami alerts
23:23:00 JST 26 Jun 2021 0 3.0 32.8 N 130.7 E2 No tsunami alerts
00:21:00 JST 27 Jun 2021 Off the coast of Fukushima 50 4.0 37.7 N 141.7 E2 No tsunami alerts
03:41:00 JST 27 Jun 2021 Gifu Mino Midwest 20 2.8 35.6 N 136.5 E1 No tsunami alerts
08:47:00 JST 27 Jun 2021 40 3.1 35.5 N 139.8 E1 No tsunami alerts
12:44:00 JST 27 Jun 2021 Ishakawa Noto 10 2.8 37.5 N 137.2 E1 No tsunami alerts
18:12:00 JST 28 Jun 2021 Near the coast of Chichijima 10 5.5 27.0 N 143.2 E2 No tsunami alerts
21:12:00 JST 28 Jun 2021 Off the east coast of Chiba 60 3.1 35.4 N 140.5 E1 No tsunami alerts
11:21:00 JST 29 Jun 2021 Shizuoka-Central 30 3.2 35.1 N 138.3 E1 No tsunami alerts
14:55:00 JST 29 Jun 2021 Hyuganada 40 4.8 31.7 N 131.9 E3 No tsunami alerts
17:26:00 JST 29 Jun 2021 Off the east coast of Chiba 10 3.2 35.6 N 141.2 E1 No tsunami alerts
20:36:00 JST 29 Jun 2021 Nemuro-North 10 2.2 43.6 N 144.7 E1 No tsunami alerts
01:26:00 JST 30 Jun 2021 Off the east coast of Chiba 20 3.3 35.8 N 141.1 E1 No tsunami alerts
01:36:00 JST 30 Jun 2021 Off the coast of Miyagi 80 3.7 38.8 N 141.6 E2 No tsunami alerts
07:04:00 JST 30 Jun 2021 Northern Wakayama 50 3.2 33.8 N 135.3 E1 No tsunami alerts
11:01:00 JST 30 Jun 2021 Off the east coast of Aomori 60 3.2 41.5 N 142.1 E1 No tsunami alerts
12:53:00 JST 30 Jun 2021 Off the coast of Fukushima 50 4.2 37.1 N 141.4 E2 No tsunami alerts
21:37:00 JST 30 Jun 2021 Off the east coast of Chiba 10 4.3 35.8 N 140.9 E2 No tsunami alerts
22:18:00 JST 30 Jun 2021 Akita Southern Inland 130 4.4 39.5 N 140.5 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