J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2017-03-01 15:43:03 Off the coast of Fukushima     50 5.03  
2017-03-02 23:53:42 Hyuganada     10 5.74  
2017-03-03 00:08:19 Hyuganada     20 4.23  
2017-03-03 15:27:15 Hyuganada     30 3.52  
2017-03-03 17:27:39 South Central Kushiro     80 4.63  
2017-03-04 13:23:22 Off the coast of Fukushima     10 3.51  
2017-03-05 10:18:56 Northeast Chiba     30 4.43  
2017-03-05 13:18:20 Off the coast of Ibaraki     10 5.13  
2017-03-05 19:04:40 Off the coast of Fukushima     30 4.12  
2017-03-06 05:26:07 Kumamoto, Kumamoto     10 4.94  
2017-03-06 13:54:35 Off the coast of Fukushima     40 3.62  
2017-03-07 01:17:20 Off the coast of Sanriku     10 3.51  
2017-03-07 18:45:55 Off the coast of Kushiro     50 3.92  
2017-03-07 20:46:09 Central Sea of Japan     370 3.9Unkn 
2017-03-08 01:08:19 Off the east coast of Aomori     70 4.63  
2017-03-08 04:51:52 Off the coast of Sanriku     10 3.71  
2017-03-08 07:10:50 Near Taiwan     10 5.02  
2017-03-08 10:55:15 Off the coast of Uraga     70 3.62  
2017-03-09 01:15:27 Off the coast of Fukushima     20 3.61  
2017-03-09 11:25:23 Off the southeast coast of Chiba     50 3.51  
2017-03-10 09:49:48 網走沖     10 5.53  
2017-03-10 11:23:01 網走沖     10 5.34  
2017-03-10 14:24:51 Off the coast of Sanriku     10 3.61  
2017-03-10 16:15:47 Off the coast of Miyagi     50 3.62  
2017-03-10 16:57:36 Off the coast of Fukushima     10 3.52  
2017-03-11 21:10:25 鹿児島湾     10 4.03  
2017-03-12 03:48:42 Off the west coast of Satsuma Peninsula     130 5.33  
2017-03-12 04:57:49 Off the coast of Fukushima     10 5.33  
2017-03-12 15:18:12 Off the coast of Fukushima     30 3.62  
2017-03-13 01:47:17 Off the east coast of Aomori     10 3.91  
2017-03-13 09:48:00 Off the coast of Fukushima     20 3.52  
2017-03-13 10:11:21 Off the coast of Fukushima     10 3.51  
2017-03-13 13:43:12 Near the coast of Tokara Islands     10 4.03  
2017-03-13 15:25:38 Off the coast of Sanriku     10 4.52  
2017-03-14 12:56:51 Western Hidaka     70 4.12  
2017-03-14 15:13:56 Near the coast of Chichijima     10 4.12  
2017-03-15 06:30:34 Off the coast of Sanriku     10 4.61  
2017-03-15 15:56:42 Off the coast of Sanriku     10 4.61  
2017-03-15 20:27:50 Central East Iburi Subprefecture     140 3.52  
2017-03-16 14:31:07 Off the coast of Fukushima     10 3.51  
2017-03-17 15:57:09 Near the coast of Tanegashima     70 4.93  
2017-03-17 22:00:26 Southern Ibaraki     50 3.52  
2017-03-19 04:54:24 Off the coast of Miyagi     40 3.52  
2017-03-19 08:30:20 Off the coast of Sanriku     10 4.61  
2017-03-20 17:03:00 Off the coast of Fukushima     480 4.1Unkn 
2017-03-20 22:03:00 Off the south coast of Wakayama     20 3.82  
2017-03-22 18:03:00 Near the coast of Okinawa Island     10 3.62  
2017-03-24 01:03:00 Ibaraki-South     50 3.52  
2017-03-25 01:03:00 Off the coast of Okinawa     10 4.43  
2017-03-26 20:47:20 Off the east coast of Aomori     60 3.62  
2017-03-27 19:22:17 遠州灘     370 4.0Unkn 
2017-03-27 20:22:20 Off the coast of Ibaraki     10 3.73  
2017-03-28 07:31:09 Northern Sea of Japan     10 5.82  
2017-03-28 17:34:57 Off the coast of Fukushima     30 3.52  
2017-03-28 19:25:41 Southern Wakayama     10 3.93  
2017-03-31 05:57:46 Off the coast of Miyagi     60 3.52  
2017-03-31 09:59:02 Near the coast of Miyakojima     40 4.32  
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