J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
03:10:00 JST 01 Dec 2022 Off the coast of Iwate 30 4.0 40.2 N 142.4 E1 No tsunami alerts
22:37:00 JST 01 Dec 2022 Kagoshima Satsuma 10 2.0 31.3 N 130.5 E1 No tsunami alerts
08:44:00 JST 02 Dec 2022 Nara Prefecture 10 3.7 34.7 N 136.0 E2 No tsunami alerts
10:37:00 JST 02 Dec 2022 Tokushima-South 10 2.9 33.8 N 134.3 E1 No tsunami alerts
11:19:00 JST 02 Dec 2022 Off the south coast of Wakayama 20 2.8 33.5 N 135.6 E1 No tsunami alerts
14:49:00 JST 02 Dec 2022 Ibaraki-North 10 3.0 36.7 N 140.6 E2 No tsunami alerts
21:04:00 JST 02 Dec 2022 Off the east coast of Chiba 60 4.2 35.4 N 140.5 E2 No tsunami alerts
19:21:00 JST 03 Dec 2022 Tomakomai Bay 90 3.6 42.2 N 141.9 E2 No tsunami alerts
02:41:00 JST 04 Dec 2022 Ibaraki-North 90 3.5 36.9 N 140.4 E1 No tsunami alerts
03:13:00 JST 04 Dec 2022 Ishakawa Noto 10 2.9 37.5 N 137.3 E1 No tsunami alerts
11:29:00 JST 04 Dec 2022 Hyuganada 40 2.9 31.9 N 131.7 E1 No tsunami alerts
11:18:00 JST 04 Dec 2022 0 0.0 8.1 N 112.9 EUnkn
02:47:00 JST 05 Dec 2022 Ishakawa Noto 10 3.2 37.5 N 137.2 E1 No tsunami alerts
03:36:00 JST 05 Dec 2022 Off the coast of Miyagi 50 3.7 38.9 N 142.0 E2 No tsunami alerts
05:27:00 JST 05 Dec 2022 Off the southeast coast of Kyushu 10 4.4 31.3 N 132.6 E1 No tsunami alerts
10:14:00 JST 05 Dec 2022 10 3.3 32.7 N 130.1 E3 No tsunami alerts
13:30:00 JST 05 Dec 2022 Off the coast of Ibaraki 50 3.5 36.3 N 140.9 E1 No tsunami alerts
00:20:00 JST 06 Dec 2022 Off the east coast of Aomori 30 4.5 41.0 N 142.4 E2 No tsunami alerts
03:06:00 JST 06 Dec 2022 Off the coast of Uraga 60 4.1 41.9 N 142.4 E1 No tsunami alerts
03:30:00 JST 06 Dec 2022 Off the coast of Fukushima 60 3.7 37.7 N 141.7 E1 No tsunami alerts
04:20:00 JST 06 Dec 2022 Tokachi-South 70 3.6 42.6 N 143.5 E1 No tsunami alerts
11:41:00 JST 06 Dec 2022 Off the coast of Fukushima 50 3.1 36.9 N 141.1 E1 No tsunami alerts
05:39:00 JST 07 Dec 2022 Off the coast of Ibaraki 40 4.0 36.5 N 141.1 E2 No tsunami alerts
13:06:00 JST 07 Dec 2022 Off the coast of Fukushima 20 4.2 37.0 N 141.2 E2 No tsunami alerts
16:26:00 JST 07 Dec 2022 Near the coast of Amami Oshima 30 3.5 28.6 N 129.8 E1 No tsunami alerts
18:42:00 JST 07 Dec 2022 10 3.1 32.7 N 130.7 E1 No tsunami alerts
21:24:00 JST 07 Dec 2022 10 2.9 32.7 N 130.1 E2 No tsunami alerts
23:48:00 JST 07 Dec 2022 Off the coast of Fukushima 20 4.1 37.0 N 141.2 E2 No tsunami alerts
12:56:00 JST 08 Dec 2022 Off the coast of Miyagi 50 3.7 38.9 N 141.9 E1 No tsunami alerts
18:47:00 JST 08 Dec 2022 Near the coast of Chichijima 10 4.6 26.6 N 142.7 E1 No tsunami alerts
19:09:00 JST 08 Dec 2022 Ibaraki-South 60 3.5 36.2 N 139.8 E1 No tsunami alerts
22:29:00 JST 08 Dec 2022 10 4.1 31.3 N 130.7 E3 No tsunami alerts
05:58:00 JST 09 Dec 2022 Ishakawa Noto 10 4.1 37.5 N 137.3 E3 No tsunami alerts
17:33:00 JST 09 Dec 2022 Ibaraki-North 80 3.8 36.6 N 140.6 E1 No tsunami alerts
02:44:00 JST 10 Dec 2022 Ishakawa Noto 10 3.0 37.5 N 137.3 E1 No tsunami alerts
06:37:00 JST 10 Dec 2022 Tokyo 23 Wards 120 4.0 35.7 N 139.7 E2 No tsunami alerts
07:44:00 JST 10 Dec 2022 Near the coast of Okinawa Island 40 4.0 27.4 N 128.7 E2 No tsunami alerts
12:21:00 JST 10 Dec 2022 Near the coast of Niijima / Kouzujima 10 4.0 34.5 N 139.3 E2 No tsunami alerts
23:41:00 JST 10 Dec 2022 Saitama-North 70 3.3 36.0 N 139.4 E1 No tsunami alerts
00:27:00 JST 11 Dec 2022 Ishakawa Noto 10 3.5 37.5 N 137.3 E2 No tsunami alerts
02:22:00 JST 11 Dec 2022 Ishakawa Noto 10 3.2 37.5 N 137.3 E1 No tsunami alerts
05:01:00 JST 11 Dec 2022 Ishakawa Noto 10 3.1 37.5 N 137.3 E1 No tsunami alerts
06:17:00 JST 11 Dec 2022 Bungo channel 40 3.3 33.0 N 132.1 E1 No tsunami alerts
06:40:00 JST 11 Dec 2022 Tochigi-South 10 3.1 36.6 N 139.5 E3 No tsunami alerts
10:03:00 JST 11 Dec 2022 Osaka-South 10 2.8 34.2 N 135.2 E1 No tsunami alerts
18:46:00 JST 11 Dec 2022 Off the coast of Fukushima 30 4.7 37.2 N 141.5 E3 No tsunami alerts
21:03:00 JST 11 Dec 2022 Off the coast of Tokachi 30 4.8 41.7 N 144.5 E1 No tsunami alerts
21:43:00 JST 11 Dec 2022 Off the coast of Tokachi 30 4.7 41.8 N 144.4 E1 No tsunami alerts
05:29:00 JST 12 Dec 2022 Off the coast of Iwate 50 4.1 39.3 N 142.1 E2 No tsunami alerts
06:14:00 JST 12 Dec 2022 Near the coast of Niijima / Kouzujima 10 2.9 34.5 N 139.3 E1 No tsunami alerts
16:17:00 JST 12 Dec 2022 Akita Northern Inland 10 2.9 40.0 N 140.6 E1 No tsunami alerts
03:16:00 JST 13 Dec 2022 Off the east coast of Hokkaido 50 3.8 43.3 N 146.8 E1 No tsunami alerts
08:48:00 JST 13 Dec 2022 Near the coast of Miyakojima 0 3.7 24.9 N 124.8 E1 No tsunami alerts
12:44:00 JST 13 Dec 2022 Near the coast of Miyakojima 40 3.8 24.8 N 125.4 E1 No tsunami alerts
18:58:00 JST 13 Dec 2022 Near the coast of Chichijima 0 4.1 26.9 N 142.8 E1 No tsunami alerts
20:01:00 JST 13 Dec 2022 Ishakawa Noto 10 2.5 37.5 N 137.3 E1 No tsunami alerts
23:25:00 JST 13 Dec 2022 Near the coast of Amami Oshima 30 6.0 27.6 N 129.5 E4 No tsunami alerts
00:08:00 JST 14 Dec 2022 Off the coast of Miyagi 30 4.4 38.4 N 142.2 E1 No tsunami alerts
04:13:00 JST 14 Dec 2022 Near the coast of Amami Oshima 30 3.3 27.6 N 129.4 E1 No tsunami alerts
07:37:00 JST 14 Dec 2022 Nagano-South 10 2.7 35.8 N 137.5 E2 No tsunami alerts
07:55:00 JST 14 Dec 2022 Off the coast of Fukushima 50 3.9 37.8 N 141.7 E1 No tsunami alerts
10:59:00 JST 14 Dec 2022 Near the coast of Miyakojima 50 3.5 24.9 N 125.7 E1 No tsunami alerts
23:19:00 JST 14 Dec 2022 20 3.0 34.8 N 138.6 E1 No tsunami alerts
04:24:00 JST 15 Dec 2022 Off the coast of Iwate 50 3.3 39.6 N 142.1 E1 No tsunami alerts
08:40:00 JST 15 Dec 2022 Ibaraki-North 10 3.0 36.6 N 140.6 E2 No tsunami alerts
12:54:00 JST 15 Dec 2022 Miyagi-North 120 3.4 38.7 N 141.1 E1 No tsunami alerts
13:30:00 JST 15 Dec 2022 Shiribeshi-West 10 4.3 42.7 N 140.3 E3 No tsunami alerts
13:50:00 JST 15 Dec 2022 Shiribeshi-West 10 3.1 42.7 N 140.3 E2 No tsunami alerts
15:58:00 JST 15 Dec 2022 Shiribeshi-West 10 3.5 42.7 N 140.3 E2 No tsunami alerts
03:07:00 JST 16 Dec 2022 Wakayama-South 40 3.1 33.7 N 135.8 E1 No tsunami alerts
04:53:00 JST 16 Dec 2022 Soya-North 10 3.2 44.9 N 142.1 E1 No tsunami alerts
08:48:00 JST 16 Dec 2022 Off the coast of Sanriku 10 4.7 40.4 N 143.3 E1 No tsunami alerts
09:25:00 JST 16 Dec 2022 Ibaraki-South 80 4.2 36.1 N 139.8 E3 No tsunami alerts
12:08:00 JST 16 Dec 2022 Near the coast of Miyakojima 40 4.1 24.3 N 125.2 E1 No tsunami alerts
21:22:00 JST 16 Dec 2022 Northern Wakayama 10 3.3 34.2 N 135.2 E2 No tsunami alerts
00:53:00 JST 18 Dec 2022 Off the coast of Noto Peninsula 10 3.9 37.5 N 137.2 E3 No tsunami alerts
03:06:00 JST 18 Dec 2022 Hyuganada 30 5.4 31.8 N 131.7 E4 No tsunami alerts
14:45:00 JST 18 Dec 2022 10 3.4 34.7 N 136.9 E2 No tsunami alerts
16:01:00 JST 18 Dec 2022 Off the coast of NW Okinawa Main Island 110 4.9 26.8 N 126.6 E2 No tsunami alerts
21:47:00 JST 18 Dec 2022 10 3.8 40.9 N 139.3 E1 No tsunami alerts
23:19:00 JST 18 Dec 2022 Near the coast of Tanegashima 30 4.8 30.4 N 131.3 E2 No tsunami alerts
00:02:00 JST 19 Dec 2022 Off the east coast of Chiba 30 4.2 35.4 N 140.4 E4 No tsunami alerts
00:18:00 JST 19 Dec 2022 Near the coast of Tanegashima 30 3.6 30.4 N 131.2 E1 No tsunami alerts
18:32:00 JST 19 Dec 2022 10 2.8 32.5 N 130.7 E1 No tsunami alerts
16:22:00 JST 20 Dec 2022 Near the coast of Tanegashima 30 3.5 30.4 N 131.3 E1 No tsunami alerts
17:54:00 JST 20 Dec 2022 Miyazaki-Northern Mountains 20 3.0 32.5 N 131.5 E1 No tsunami alerts
23:47:00 JST 20 Dec 2022 Nagano-North 10 2.0 36.8 N 138.1 E1 No tsunami alerts
00:00:00 JST 21 Dec 2022 Near the coast of Niijima / Kouzujima 10 3.3 34.5 N 139.3 E2 No tsunami alerts
03:57:00 JST 21 Dec 2022 Saitama-North 100 3.6 36.0 N 139.4 E1 No tsunami alerts
04:35:00 JST 21 Dec 2022 Ishakawa Noto 10 3.0 37.5 N 137.3 E1 No tsunami alerts
04:49:00 JST 21 Dec 2022 Near the coast of Niijima / Kouzujima 10 2.4 34.5 N 139.3 E1 No tsunami alerts
04:56:00 JST 21 Dec 2022 Near the coast of Niijima / Kouzujima 10 4.0 34.5 N 139.3 E3 No tsunami alerts
22:27:00 JST 21 Dec 2022 Northern Wakayama 10 3.3 34.2 N 135.5 E2 No tsunami alerts
10:26:00 JST 22 Dec 2022 Kumamoto-Amakusa/Ashikita 10 2.2 32.3 N 130.5 E1 No tsunami alerts
10:43:00 JST 22 Dec 2022 10 3.4 32.7 N 130.1 E2 No tsunami alerts
10:49:00 JST 22 Dec 2022 10 2.8 32.7 N 130.1 E1 No tsunami alerts
17:28:00 JST 22 Dec 2022 Off the southeast coast of Chiba 20 3.0 35.1 N 140.2 E1 No tsunami alerts
17:36:00 JST 22 Dec 2022 Off the southeast coast of Chiba 20 2.9 35.1 N 140.2 E1 No tsunami alerts
17:44:00 JST 22 Dec 2022 Off the southeast coast of Chiba 10 3.2 35.1 N 140.2 E1 No tsunami alerts
18:48:00 JST 22 Dec 2022 Miyazaki-Northern Mountains 70 3.0 32.8 N 131.5 E1 No tsunami alerts
19:28:00 JST 22 Dec 2022 Chiba-Northwestern 90 3.3 35.7 N 140.0 E1 No tsunami alerts
01:39:00 JST 23 Dec 2022 Tsugaru Strait 10 3.8 41.6 N 140.6 E2 No tsunami alerts
23:54:00 JST 23 Dec 2022 Kii Channel 10 1.9 34.1 N 135.1 E1 No tsunami alerts
01:34:00 JST 24 Dec 2022 Chiba-Northeastern 40 3.5 35.9 N 140.5 E2 No tsunami alerts
16:51:00 JST 24 Dec 2022 Oshima-West 10 2.7 41.4 N 140.2 E1 No tsunami alerts
17:35:00 JST 24 Dec 2022 Off the west coast of Ogasawara Islands 520 5.8 28.2 N 139.0 E1 No tsunami alerts
22:55:00 JST 24 Dec 2022 Near the coast of Chichijima 0 4.4 26.8 N 142.9 E1 No tsunami alerts
02:12:00 JST 25 Dec 2022 Off the coast of Miyagi 50 3.8 37.8 N 141.6 E1 No tsunami alerts
13:28:00 JST 25 Dec 2022 Fukushima-Nakadori 110 3.2 37.0 N 140.4 E1 No tsunami alerts
20:23:00 JST 25 Dec 2022 Kii Channel 10 3.3 34.1 N 135.1 E3 No tsunami alerts
22:19:00 JST 25 Dec 2022 Ishakawa Noto 10 2.4 37.5 N 137.3 E1 No tsunami alerts
04:37:00 JST 26 Dec 2022 Oshima-North 10 3.2 42.4 N 140.4 E2 No tsunami alerts
10:27:00 JST 26 Dec 2022 Kyoto-North 10 3.0 35.6 N 135.0 E1 No tsunami alerts
02:43:00 JST 27 Dec 2022 Ishakawa Noto 10 2.4 37.5 N 137.2 E1 No tsunami alerts
08:44:00 JST 27 Dec 2022 Off the coast of Fukushima 50 4.1 37.7 N 141.8 E2 No tsunami alerts
09:09:00 JST 27 Dec 2022 Chiba-South 70 4.1 35.3 N 140.0 E2 No tsunami alerts
19:55:00 JST 27 Dec 2022 Tochigi-North 10 3.0 36.9 N 139.7 E2 No tsunami alerts
23:48:00 JST 27 Dec 2022 Off the coast of Miyagi 60 3.8 38.4 N 141.7 E1 No tsunami alerts
03:51:00 JST 28 Dec 2022 Off the coast of Fukushima 50 4.6 37.7 N 141.9 E2 No tsunami alerts
23:14:00 JST 28 Dec 2022 Off the SE coast of Nemuro Peninsula 90 3.7 43.3 N 145.9 E1 No tsunami alerts
01:47:00 JST 29 Dec 2022 Kochi-East 40 4.4 33.5 N 134.0 E3 No tsunami alerts
04:11:00 JST 29 Dec 2022 10 3.1 32.5 N 129.9 E1 No tsunami alerts
09:36:00 JST 29 Dec 2022 Off the NE coast of Amami Oshima 30 4.8 29.2 N 130.7 E2 No tsunami alerts
17:02:00 JST 29 Dec 2022 Osaka-North 20 3.5 34.9 N 135.5 E2 No tsunami alerts
17:21:00 JST 29 Dec 2022 Ishakawa Noto 10 3.7 37.5 N 137.3 E2 No tsunami alerts
22:22:00 JST 29 Dec 2022 Near the coast of Tanegashima 30 3.4 30.7 N 131.3 E1 No tsunami alerts
22:43:00 JST 29 Dec 2022 Near the coast of Yonagunijima 30 4.2 24.0 N 122.6 E1 No tsunami alerts
04:28:00 JST 30 Dec 2022 Tokushima-South 10 2.6 33.9 N 134.4 E1 No tsunami alerts
05:26:00 JST 30 Dec 2022 Gunma-South 10 2.2 36.3 N 138.9 E1 No tsunami alerts
10:18:00 JST 30 Dec 2022 Osaka-North 20 2.7 34.9 N 135.5 E1 No tsunami alerts
15:45:00 JST 30 Dec 2022 Kii Channel 40 3.4 33.7 N 135.0 E1 No tsunami alerts
23:10:00 JST 30 Dec 2022 Ibaraki-South 50 3.8 36.2 N 139.8 E2 No tsunami alerts
01:44:00 JST 31 Dec 2022 Near the coast of Chichijima 0 4.7 26.9 N 142.9 E1 No tsunami alerts
07:03:00 JST 31 Dec 2022 Northern Wakayama 10 2.1 34.1 N 135.2 E1 No tsunami alerts
12:11:00 JST 31 Dec 2022 Off the coast of Fukushima 50 3.8 37.7 N 141.6 E1 No tsunami alerts
12:49:00 JST 31 Dec 2022 Aomori-Shimokita 10 2.6 41.2 N 141.4 E1 No tsunami alerts
15:51:00 JST 31 Dec 2022 Northern Wakayama 10 1.3 34.0 N 135.2 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
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
2025 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.
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