J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2017-03-02 23:54:34 Hyuganada     30 5.24  
2017-03-03 00:09:04 Hyuganada     30 4.23  
2017-03-03 15:28:06 Hyuganada     30 3.42  
2017-03-03 17:28:39 Off the southeast coast of Nemuro Peninsula     90 4.93  
2017-03-05 10:19:47 Chiba-Northeastern     40 4.53  
2017-03-05 13:19:18 Off the east coast of Chiba     30 4.12  
2017-03-05 19:06:01 Off the coast of Fukushima     10 4.93  
2017-03-06 05:26:55     10 4.24  
2017-03-06 13:55:37 Off the coast of Fukushima     40 3.41  
2017-03-07 01:18:55 Off the coast of Sanriku     10 4.72  
2017-03-07 20:48:39 Central Sea of Japan     370 3.9Unkn 
2017-03-08 04:53:24 Off the coast of Sanriku     10 5.13  
2017-03-08 07:11:55 Near Taiwan     90 4.72  
2017-03-08 10:56:13 Off the coast of Uraga     70 3.52  
2017-03-09 01:16:36 Off the coast of Fukushima     20 3.82  
2017-03-09 11:26:26 Off the southeast coast of Chiba     50 3.81  
2017-03-10 09:50:32 Nemuro-North     10 3.83  
2017-03-10 11:23:44 Nemuro-North     10 3.93  
2017-03-10 16:16:45 Off the coast of Miyagi     40 3.52  
2017-03-10 16:58:59 Off the coast of Fukushima     10 3.52  
2017-03-12 03:49:52 Off the west coast of Satsuma Peninsula     140 5.23  
2017-03-12 04:58:50 Off the coast of Fukushima     40 5.64  
2017-03-12 15:19:22 Off the coast of Fukushima     10 3.62  
2017-03-13 01:48:43 Off the east coast of Aomori     10 4.32  
2017-03-13 09:49:09 Off the coast of Fukushima     10 3.92  
2017-03-13 10:12:35 Off the coast of Fukushima     30 3.92  
2017-03-13 13:43:52 Near the coast of Tokara Islands     10 4.03  
2017-03-13 15:27:09 Off the coast of Sanriku     10 5.13  
2017-03-14 12:57:47 Hidaka-West     90 4.63  
2017-03-15 15:59:01 Off the coast of Sanriku     10 4.61  
2017-03-17 15:58:09 Near the coast of Tanegashima     60 4.73  
2017-03-19 04:55:30 Off the coast of Miyagi     40 3.72  
2017-03-19 08:32:18 Off the coast of Sanriku     10 4.61  
2017-03-20 17:03:00     270 4.4Unkn 
2017-03-20 17:03:00 Off the coast of Fukushima     40 3.51  
2017-03-20 22:03:00 Off the south coast of Wakayama     480 4.1Unkn 
2017-03-22 18:03:00 Near the coast of Okinawa Island     10 3.82  
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