J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2024-03-01 05:35:04 Chiba-Northeastern     10 3.73  
2024-03-01 05:43:17 Off the east coast of Chiba     30 5.34  
2024-03-01 05:47:34 Chiba-Northeastern     10 3.63  
2024-03-01 21:19:40 Off the east coast of Chiba     10 4.23  
2024-03-01 21:44:55 Off the east coast of Aomori     90 4.23  
2024-03-01 22:41:38 Chiba-Northeastern     10 3.73  
2024-03-02 01:49:04 Chiba-Northeastern     30 4.94  
2024-03-02 03:08:23 Off the east coast of Chiba     10 43  
2024-03-02 03:33:16 Chiba-South     10 3.73  
2024-03-02 03:38:46 Chiba-Northeastern     30 4.14  
2024-03-02 03:40:26 Chiba-Northeastern     30 4.33  
2024-03-02 03:49:58 Chiba-Northeastern     10 3.63  
2024-03-02 03:56:27 Off the coast of Fukushima     20 4.43  
2024-03-02 07:13:57 Off the east coast of Chiba     20 4.23  
2024-03-02 09:44:52 Off the east coast of Chiba     10 3.83  
2024-03-02 18:20:13 Off the coast of Fukushima     70 42  
2024-03-02 20:23:15 Ibaraki-South     50 43  
2024-03-02 23:00:44 Miyazaki-Northern Plains     10 4.34  
2024-03-03 08:09:55 Off the northwest coast of Amami Oshima     160 5Unkn 
2024-03-03 17:31:59 Off the east coast of Aomori     70 4.63  
2024-03-04 17:31:20 Ishikawa-Noto     10 43  
2024-03-04 17:46:40 Ishikawa-Noto     10 2.92  
2024-03-04 21:42:33 Ishikawa-Noto     10 3.12  
2024-03-05 11:17:35 Near Sado     20 3.52  
2024-03-05 20:01:47 Off the coast of Noto Peninsula     10 2.92  
2024-03-06 02:13:53 Off the southeast coast of Mie     30 3.51  
2024-03-06 17:09:43 Chiba-Northeastern     30 4.13  
2024-03-06 22:16:56 Off the coast of Fukushima     60 3.52  
2024-03-07 01:43:26 Off the coast of Miyagi     70 3.62  
2024-03-07 07:32:39 Off the east coast of Chiba     40 4.12  
2024-03-07 11:28:02 Kii Channel     10 3.93  
2024-03-07 14:19:10 Miyazaki-Northern Plains     10 3.53  
2024-03-07 14:25:44 Miyazaki-Northern Plains     10 3.13  
2024-03-07 15:41:44 Ishikawa-Noto     20 4.23  
2024-03-07 17:14:07 Oita-South     50 4.13  
2024-03-07 20:58:36 Wakayama-North     10 3.13  
2024-03-08 00:00:48 Off the coast of Iwate     50 3.52  
2024-03-09 04:26:41 Off the east coast of Chiba     40 4.64  
2024-03-09 04:26:41 Off the east coast of Chiba     40 4.64  
2024-03-09 12:47:25 Ishikawa-Noto     10 3.63  
2024-03-09 14:18:25 Off the coast of Uraga     80 4.63  
2024-03-09 20:21:40 Miyazaki-Northern Plains     10 3.43  
2024-03-09 21:20:54 Near the coast of Ishigakijima     10 3.52  
2024-03-09 21:26:31 Miyazaki-Northern Plains     10 2.92  
2024-03-12 00:41:21 Near Sado     10 3.52  
2024-03-12 12:27:26 Off the east coast of Chiba     40 4.63  
2024-03-13 03:31:58 Off the coast of Noto Peninsula     10 3.73  
2024-03-13 10:10:49 Off the coast of Fukushima     50 3.52  
2024-03-13 16:08:44 Near the coast of Amami Oshima     60 4.62  
2024-03-13 19:58:39 Near the coast of Okinawa     30 3.52  
2024-03-13 20:24:41 Off the coast of Fukushima     70 4.83  
2024-03-14 14:56:18 Ishikawa-Noto     10 32  
2024-03-14 16:34:41 Abashiri     10 43  
2024-03-14 18:37:51 Off the east coast of Aomori     70 4.43  
2024-03-15 00:14:35 Off the coast of Fukushima     70 5.65 Lower  
2024-03-15 15:31:00 Off the coast of Sanriku     30 4.72  
2024-03-15 19:28:09 Ishikawa-Noto     10 3.83  
2024-03-15 19:32:51 Near the coast of Amami Oshima     10 5.74  
2024-03-15 19:34:20 Near the coast of Amami Oshima     10 1Unkn 
2024-03-15 20:04:03 Near the coast of Amami Oshima     20 4.93  
2024-03-17 06:17:04 Off the coast of Fukushima     60 5.34  
2024-03-17 09:48:34 Off the east coast of Aomori     80 3.62  
2024-03-18 02:25:15 Off the coast of Fukushima     50 4.53  
2024-03-18 03:50:20 Chiba-Northwestern     60 4.33  
2024-03-18 18:49:27 Chiba-Northwestern     80 4.33  
2024-03-19 01:12:32 Kagoshima Bay     140 4.12  
2024-03-19 10:15:05 Off the coast of Tokachi     40 4.62  
2024-03-19 19:21:10 Ishikawa-Noto     10 3.13  
2024-03-21 09:08:03 Ibaraki-South     60 5.45 Lower  
2024-03-22 14:44:00 Off the coast of Iwate     50 4.23  
2024-03-23 02:56:02 Off the coast of Noto Peninsula     10 4.54  
2024-03-23 08:31:49 Gifu-Mino Midwest     10 4.64  
2024-03-26 05:59:44 Off the southwest coast of Hokkaido     10 3.72  
2024-03-27 04:59:29 Off the coast of Ibaraki     40 2.91  
2024-03-27 06:06:06 Chiba-Northeastern     70 4.22  
2024-03-27 13:15:27 Off the coast of Hachijojima     140 4.52  
2024-03-28 09:03:46 Off the west coast of Satsuma Peninsula     20 3.62  
2024-03-29 00:14:38 Ishikawa-Noto     10 32  
2024-03-30 17:05:18 Off the coast of Noto Peninsula     10 3.22  
2024-03-30 23:23:07 Off the coast of Ibaraki     40 3.61  
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

Information provided by the Japan Meteorological Agency.
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