J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2024-04-01 21:09:37 Off the northwest coast of Ishigaki Island     40 3.91  
2024-04-02 04:24:36 Iwate Northern Coast     90 6.35 Upper  
2024-04-02 17:24:37 Ishikawa-Noto     10 3.43  
2024-04-03 08:58:53 Near the coast of Yonagunijima     10 14  
2024-04-03 09:35:49 Near the coast of Yonagunijima     10 5.73  
2024-04-03 10:39:53 Near the coast of Ishigakijima     10 5.23  
2024-04-03 10:56:38 Ishikawa-Noto     10 3.42  
2024-04-03 12:20:54 Near Taiwan     60 4.92  
2024-04-03 12:34:19 Chiba-Northeastern     30 3.22  
2024-04-03 13:34:26 Near Taiwan     110 5.22  
2024-04-04 03:09:29 Tomakomai Bay     140 4.43  
2024-04-04 07:41:46 Off the southeast coast of Iturup     30 51  
2024-04-04 12:16:30 Off the coast of Fukushima     60 6.14  
2024-04-04 14:13:02 Iwate Southern Coast     120 3.52  
2024-04-05 01:31:18 Off the south coast of the Boso Peninsula     30 3.71  
2024-04-05 05:31:48 Off the coast of Uraga     70 53  
2024-04-05 20:04:46 Near the coast of Chichijima     140 6.84  
2024-04-06 00:40:09 Off the coast of Fukushima     70 4.23  
2024-04-06 05:26:18 Near Taiwan     80 5.52  
2024-04-06 09:12:17 Off the east coast of Aomori     50 5.33  
2024-04-06 15:13:02 Off the coast of Miyagi     60 42  
2024-04-06 19:47:22 Near the coast of Yonagunijima     50 4.52  
2024-04-07 00:53:17 Near the coast of Yonagunijima     10 4.22  
2024-04-08 05:51:30 Off the coast of Miyagi     60 3.72  
2024-04-08 10:25:29 Miyazaki-Southern Plains     40 5.25 Lower  
2024-04-08 11:45:47 Off the coast of Miyagi     60 3.72  
2024-04-08 13:57:09 Hyuganada     30 4.43  
2024-04-08 22:29:26 Ishikawa-Noto     20 43  
2024-04-09 03:02:21 Near Taiwan     100 5.42  
2024-04-09 06:13:01 Iwate Northern Coast     90 4.33  
2024-04-09 20:26:53 Ishikawa-Noto     10 33  
2024-04-10 13:45:54 Near Sado     10 3.52  
2024-04-10 15:19:31 Off the northwest coast of Amami Oshima     20 4.12  
2024-04-11 13:16:15 Off the coast of Noto Peninsula     10 3.93  
2024-04-11 16:13:42 Off the east coast of Aomori     120 4.23  
2024-04-12 18:00:17 Near the coast of Amami Oshima     30 4.93  
2024-04-13 04:48:14 Off the coast of Kushiro     50 3.72  
2024-04-14 08:32:10 Ishikawa-Noto     10 3.12  
2024-04-14 23:32:17 Off the coast of Iwate     50 3.31  
2024-04-15 01:06:12 Off the coast of Uraga     60 3.82  
2024-04-16 07:38:59 Off the southeast coast of Tanegashima     60 5.52  
2024-04-17 03:21:27 Off the coast of Iwate     50 4.12  
2024-04-17 05:19:15 Near the coast of Chichijima     10 4.72  
2024-04-17 19:18:17 Nagano-South     10 3.52  
2024-04-17 23:14:47 Bungo channel     50 6.66 Lower  
2024-04-17 23:19:00 Bungo channel     50 4.84  
2024-04-17 23:26:53 Bungo channel     40 4.13  
2024-04-17 23:31:32 Nagano-North     10 3.63  
2024-04-18 00:30:28 Bungo channel     40 3.52  
2024-04-18 14:41:45 Off the coast of Noto Peninsula     10 3.22  
2024-04-19 09:33:22 Ibaraki-South     50 3.62  
2024-04-19 19:19:50 Off the coast of Miyagi     50 3.52  
2024-04-19 20:55:51 Ishikawa-Noto     10 32  
2024-04-19 23:27:56 South Korean Peninsula     10 4.63  
2024-04-20 05:59:32 Off the southeast coast of Nemuro Peninsula     20 52  
2024-04-20 07:07:28 Off the southeast coast of Nemuro Peninsula     40 4.52  
2024-04-21 09:46:52 Off the northeast coast of Amami Oshima     50 3.61  
2024-04-21 11:41:06 Near Taiwan     30 4.72  
2024-04-22 13:19:46 Near the coast of Miyakojima     30 42  
2024-04-22 18:08:36 Near Taiwan     10 5.42  
2024-04-22 19:14:55 Near the coast of Miyakojima     10 3.51  
2024-04-23 05:50:06 Near the coast of Yonagunijima     10 5.22  
2024-04-23 18:41:10 Near the coast of Miyakojima     100 4.12  
2024-04-24 11:42:14 Ishikawa-Noto     10 3.43  
2024-04-24 20:40:06 Off the coast of Ibaraki     60 5.44  
2024-04-24 21:16:48 Ibaraki-North     60 3.72  
2024-04-25 00:26:04 Hyuganada     40 3.72  
2024-04-25 03:11:58 Near the coast of Yonagunijima     30 5.13  
2024-04-25 13:45:52 Ibaraki-North     60 4.12  
2024-04-26 10:23:57 Off the east coast of Osumi Peninsula     10 3.41  
2024-04-26 10:29:20 Kumamoto-Aso     10 43  
2024-04-26 10:32:58 Kumamoto-Aso     10 3.43  
2024-04-27 03:21:25 Near Taiwan     10 5.73  
2024-04-27 03:49:36 Near Taiwan     30 4.92  
2024-04-27 17:11:08 Off the east coast of Chiba     30 4.13  
2024-04-27 17:35:34 Off the west coast of Ogasawara Islands     520 7.6Unkn 
2024-04-28 04:04:13 Near the coast of Miyakojima     30 4.33  
2024-04-28 09:26:01 Off the coast of Akita     10 3.92  
2024-04-28 18:27:55 Near Sado     10 42  
2024-04-28 22:28:52 Off the coast of Kushiro     100 3.72  
2024-04-29 01:16:06 Off the coast of Fukushima     50 4.63  
2024-04-29 06:09:35 Bungo channel     40 43  
2024-04-30 00:08:51 Ishikawa-Noto     10 3.73  
2024-04-30 01:14:57 Gifu-Hada     10 3.73  
2024-04-30 04:23:50 Near the coast of Okinawa     20 41  
2024-04-30 16:24:54 Ishikawa-Noto     10 3.53  
2024-04-30 20:38:34 Near the coast of Ishigakijima     40 3.21  
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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