J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2024-07-01 12:32:29 Near Sado     20 3.92  
2024-07-02 07:44:57 Near the coast of Chichijima     470 6Unkn 
2024-07-02 07:50:45 Near the coast of Amami Oshima     10 4.93  
2024-07-02 15:23:53 East China Sea     140 5.22  
2024-07-03 00:32:45 Off the east coast of Kanto     40 4.72  
2024-07-03 15:28:03 Off the coast of Fukushima     60 3.62  
2024-07-04 10:25:25 Ibaraki-North     70 4.53  
2024-07-04 12:12:29 Off the east coast of Chiba     60 5.44  
2024-07-05 06:20:26 Off the coast of Kushiro     30 3.92  
2024-07-05 14:08:53 Off the west coast of Ishikawa     10 3.93  
2024-07-05 19:22:48 Near the coast of Miyakojima     10 4.32  
2024-07-06 03:14:00 Kimikawa-North     270 5.3Unkn 
2024-07-06 07:53:28 Off the east coast of Chiba     10 3.63  
2024-07-06 15:42:23 Off the coast of Fukushima     60 3.62  
2024-07-06 19:21:19 Off the coast of Hachijojima     50 4.42  
2024-07-08 05:01:15 Off the west coast of Ogasawara Islands     570 7Unkn 
2024-07-08 05:03:33 Near the coast of Chichijima     10 1Unkn 
2024-07-10 04:02:46 Off the coast of Miyagi     50 3.52  
2024-07-10 17:39:19 Off the coast of Fukushima     40 4.82  
2024-07-10 20:54:30 Near the coast of Miyakojima     30 3.62  
2024-07-11 00:00:58 Ibaraki-North     70 42  
2024-07-11 12:01:19 Toyama Bay     10 4.63  
2024-07-13 08:18:47 Near the coast of Okinawa     50 5.12  
2024-07-13 12:27:40 Off the coast of Fukushima     60 3.92  
2024-07-15 03:03:35 Off the coast of Hachijojima     60 4.82  
2024-07-15 20:07:11 Off the southeast coast of Tanegashima     10 4.22  
2024-07-16 18:02:54 Off the east coast of Chiba     30 4.52  
2024-07-16 22:19:20 Ibaraki-South     70 4.43  
2024-07-18 05:51:32 Off the coast of Fukushima     80 3.52  
2024-07-18 16:46:30 Enshu     310 4.7Unkn 
2024-07-18 20:07:35 Off the coast of Hachijojima     110 5.63  
2024-07-18 20:37:07 Hyuganada     40 3.42  
2024-07-18 22:19:21 Off the northeast coast of Amami Oshima     40 4.72  
2024-07-19 00:17:34 Ibaraki-South     70 3.82  
2024-07-19 14:27:47 Iwate Northern Inland     10 3.83  
2024-07-19 16:14:20 Off the coast of Fukushima     100 42  
2024-07-19 21:11:05 Chiba-Northwestern     80 3.52  
2024-07-20 20:15:51 Off the coast of Ibaraki     50 4.73  
2024-07-21 00:34:44 Miyakejima     20 42  
2024-07-21 05:46:42 Off the coast of Miyagi     80 4.53  
2024-07-21 13:27:29 Off the coast of Kushiro     50 5.64  
2024-07-22 09:38:48 Off the east coast of Aomori     70 3.42  
2024-07-22 10:07:33 Off the coast of Ibaraki     100 4.84  
2024-07-22 11:27:30 Off the coast of Fukushima     50 3.62  
2024-07-22 19:05:06 Wakayama-North     10 3.13  
2024-07-22 20:55:33 Off the coast of Miyagi     70 3.62  
2024-07-22 21:20:58 Off the coast of Fukushima     90 3.72  
2024-07-23 02:27:29 Off the east coast of Chiba     30 4.42  
2024-07-23 08:27:11 Off the coast of Miyagi     80 4.93  
2024-07-23 11:38:36 Near the coast of Tokara Islands     10 3.5Unkn 
2024-07-24 01:02:28 Amakusanada     10 3.22  
2024-07-24 06:35:40 Near Taiwan     150 5.12  
2024-07-27 20:22:03 Near Taiwan     60 5.22  
2024-07-28 00:58:39 Iwate Northern Inland     10 43  
2024-07-28 04:09:11 Near the coast of Yonagunijima     80 3.82  
2024-07-28 07:08:08 Off the coast of Miyagi     50 3.72  
2024-07-28 19:13:09 Off the coast of Miyagi     50 4.73  
2024-07-29 23:12:17 Seto Inland Sea-Central     20 3.53  
2024-07-30 01:25:29 Hyuganada     60 5.14  
2024-07-30 01:26:03 Off the south coast of Yakayama     400 5.3Unkn 
2024-07-30 05:08:19 Near the coast of Tokara Islands     10 3.92  
2024-07-30 06:23:39 Off the coast of Fukushima     60 3.52  
2024-07-30 21:48:36 Off the coast of Miyagi     60 3.62  
2024-07-31 01:47:14 Tokyo 23 Wards     140 4.83  
2024-07-31 14:43:27 Ishikawa-Noto     10 32  
2024-07-31 23:03:50 Off the southeast coast of Nemuro Peninsula     30 3.72  
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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