J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2014-04-01 07:36:16 Off the east coast of Aomori     10 3.62  
2014-04-01 08:02:05 Off the coast of Ibaraki     40 3.72  
2014-04-01 09:50:43 Off the coast of Iwate     20 3.51  
2014-04-01 13:08:46 Off the coast of Miyagi     50 4.23  
2014-04-01 22:38:31 Off the coast of Fukushima     10 3.61  
2014-04-02 00:37:30 Off the coast of Iwate     10 3.51  
2014-04-02 03:57:14 Off the coast of Fukushima     10 3.8Unkn 
2014-04-03 08:22:49 Off the coast of Miyagi     10 5.13  
2014-04-03 14:58:42 Off the southeast coast of Kyushu     10 3.71  
2014-04-04 00:46:45 Hyuganada     30 4.03  
2014-04-04 03:47:04 Off the coast of Miyagi     10 3.92  
2014-04-04 14:12:37 Off the southeast coast of Nemuro Peninsula     50 3.51  
2014-04-05 10:16:17 Off the coast of Iwate     30 4.52  
2014-04-06 01:24:23 Mino, Eastern Gifu     50 3.52  
2014-04-09 00:02:07 Off the coast of Ibaraki     70 4.02  
2014-04-10 13:17:14 Northwest Chiba     60 4.12  
2014-04-10 13:19:03 Northwest Chiba     60 3.52  
2014-04-11 07:43:23 Southwest Hyogo     10 3.73  
2014-04-11 23:21:39 Near the coast of Amami Oshima     40 4.13  
2014-04-12 00:18:24 Off the east coast of Aomori     10 3.51  
2014-04-13 00:19:01 Off the coast of Fukushima     10 3.71  
2014-04-13 18:16:03 Off the coast of Fukushima     60 4.63  
2014-04-16 03:36:09 Off the coast of Ibaraki     50 4.33  
2014-04-16 21:16:19 Off the coast of Iwate     30 3.61  
2014-04-17 02:20:10 Off the coast of Miyagi     40 4.32  
2014-04-17 03:17:19 Off the coast of Fukushima     50 4.22  
2014-04-17 17:23:51 Sea of Ariake     10 3.63  
2014-04-17 20:01:42 Off the coast of Miyagi     10 3.71  
2014-04-17 23:15:44 Off the coast of Fukushima     10 3.51  
2014-04-17 23:43:58 Off the coast of Fukushima     10 4.12  
2014-04-18 07:53:06 Southern Tochigi     10 4.54  
2014-04-18 09:02:29 Western Hidaka     120 4.22  
2014-04-18 11:00:44 Off the southeast coast of Nemuro Peninsula     10 3.72  
2014-04-18 14:02:31 Off the southeast coast of Nemuro Peninsula     10 3.51  
2014-04-19 17:09:09 Off the coast of Miyagi     90 4.02  
2014-04-20 16:08:03 Off the east coast of Aomori     40 3.72  
2014-04-21 04:30:12 Off the coast of Fukushima     60 3.81  
2014-04-21 16:46:53 Off the coast of Tokachi     80 4.43  
2014-04-22 04:36:14 Off the coast of Miyagi     40 3.52  
2014-04-22 06:22:51 Off the east coast of Chiba     10 5.73  
2014-04-22 13:58:02 Off the coast of Fukushima     40 3.62  
2014-04-22 14:40:38 Off the coast of Miyagi     20 3.52  
2014-04-22 20:46:49 Off the east coast of Hachijojima     50 3.71  
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