J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2023-11-01 07:34:00 Kii Channel     60 5.34  
2023-11-01 17:40:51 Off the coast of Miyagi     70 3.42  
2023-11-03 14:51:58 Off the southeast coast of Chiba     70 3.51  
2023-11-04 19:01:18 Off the coast of Fukushima     40 3.61  
2023-11-05 15:18:29 Off the east coast of Chiba     20 3.72  
2023-11-06 02:10:08 Off the coast of Fukushima     70 4.73  
2023-11-06 16:46:46 Off the east coast of Osumi Peninsula     20 3.52  
2023-11-07 12:55:52 Near the coast of Tokara Islands     10 4.84  
2023-11-07 21:52:35 Off the south coast of the Boso Peninsula     100 3.92  
2023-11-08 22:51:19 Off the coast of Ibaraki     40 3.41  
2023-11-09 07:53:55 Off the coast of Okinawa Main Island     110 4.12  
2023-11-09 17:53:03 Off the coast of Fukushima     60 3.62  
2023-11-10 10:54:08 Tosa Bay     30 4.23  
2023-11-10 19:10:10 Kuril Islands     100 5.92  
2023-11-11 19:49:43 Off the northeast coast of Miyakojima     10 4.92  
2023-11-11 22:02:38 Near the coast of Tokara Islands     10 4.74  
2023-11-12 01:34:57 Off the northeast coast of Amami Oshima     10 4.22  
2023-11-12 02:24:07 Off the south coast of Tokaido     10 4.52  
2023-11-12 20:31:45 Near the coast of Tokara Islands     10 4.43  
2023-11-14 16:25:00 Off the coast of Fukushima     90 4.22  
2023-11-14 19:15:01 Near the coast of Ishigakijima     80 4.21  
2023-11-14 20:42:26 Off the southeast coast of Nemuro Peninsula     60 3.62  
2023-11-15 10:27:25 Suruga Bay     210 5.5Unkn 
2023-11-16 03:21:27 Niijima-Kozu     10 4.33  
2023-11-16 04:31:52 Niijima-Kozu     10 3.63  
2023-11-16 11:38:59 Niijima-Kozu     10 3.83  
2023-11-16 12:28:42 Off the coast of Fukushima     70 42  
2023-11-16 13:47:03 Off the coast of Iwate     60 3.31  
2023-11-18 01:34:42 Off the coast of Miyagi     60 3.52  
2023-11-18 07:55:26 Off the coast of Miyagi     70 42  
2023-11-18 22:49:37 Near the coast of Tokara Islands     10 4.74  
2023-11-19 13:02:56 Near the coast of Iwo Jima     300 5.5Unkn 
2023-11-20 05:24:43 Near the coast of Okinawa     10 4.62  
2023-11-20 05:39:01 Near the coast of Amami Oshima     20 4.32  
2023-11-20 06:01:31 Off the east coast of Aomori     60 5.64  
2023-11-20 14:01:08 Off the coast of Uraga     50 3.62  
2023-11-20 15:54:52 Near the coast of Miyakojima     30 3.62  
2023-11-21 06:26:04 Off the coast of Fukushima     60 3.72  
2023-11-22 11:03:44 Near the coast of Amami Oshima     10 4.13  
2023-11-22 12:12:46 Near the coast of Ishigakijima     50 3.72  
2023-11-23 08:34:53 Off the northeast coast of Miyakojima     90 42  
2023-11-24 16:07:07 Near the coast of Miyakojima     50 3.62  
2023-11-25 20:01:09 Near Iriomotejima     20 3.92  
2023-11-25 23:32:52 Off the coast of Ibaraki     60 3.62  
2023-11-26 10:47:08 Off the coast of Miyagi     60 53  
2023-11-26 13:11:33 Near Taiwan     10 52  
2023-11-26 13:31:13 Near the coast of Yonagunijima     30 53  
2023-11-26 18:39:52 Off the coast of Okinawa Main Island     60 4.93  
2023-11-27 02:05:07 Hyuganada     10 3.82  
2023-11-27 03:25:09 Off the coast of Fukushima     80 4.42  
2023-11-28 15:56:43 Near Kunashir     130 4.52  
2023-11-29 02:34:09 Off the coast of Okinawa Main Island     70 3.92  
2023-11-29 11:47:41 Near the coast of Miyakojima     20 3.82  
2023-11-30 19:53:25 Suruga Bay     30 3.52  
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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