J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2015-07-01 09:20:42 Off the east coast of Aomori     40 3.52  
2015-07-01 21:36:37 Off the coast of Fukushima     10 3.6Unkn 
2015-07-02 02:22:45 Off the east coast of Hokkaido     140 4.32  
2015-07-02 12:35:16 網走沖     10 4.73  
2015-07-02 15:05:45 Off the coast of Miyagi     40 3.82  
2015-07-03 04:55:11 Iyonada     40 3.52  
2015-07-03 12:33:28 Tomakomai Bay     100 4.02  
2015-07-04 13:23:49 Off the coast of Miyagi     30 4.42  
2015-07-05 03:55:18 Off the coast of Miyagi     50 3.52  
2015-07-05 19:41:54 Off the coast of Miyagi     40 4.42  
2015-07-05 23:06:28 東京湾     100 3.62  
2015-07-06 05:55:46 Off the east coast of Aomori     50 3.52  
2015-07-06 09:29:06 Off the coast of Miyagi     50 3.52  
2015-07-06 18:30:24 Southern Ibaraki     50 3.62  
2015-07-07 14:10:28 Off the east coast of Hokkaido     10 6.74  
2015-07-07 16:11:24 Off the coast of Iwate     20 3.51  
2015-07-08 05:30:08 Off the coast of Kushiro     90 3.41  
2015-07-08 22:13:58 Off the coast of Miyagi     10 3.51  
2015-07-09 17:27:38 Off the coast of Iwate     30 4.22  
2015-07-09 19:59:09 Off the coast of Miyagi     50 3.52  
2015-07-10 01:15:14 Southern Ibaraki     40 3.83  
2015-07-10 03:32:52 Northern Sanpachikamikita, Aomori     80 5.74  
2015-07-10 09:39:58 Southern Ibaraki     50 3.72  
2015-07-10 19:55:06 Off the coast of Sanriku     10 3.51  
2015-07-11 15:18:33 Western Hidaka     120 3.52  
2015-07-11 20:27:02 Off the east coast of Hokkaido     30 5.52  
2015-07-12 02:37:05 Off the coast of Miyagi     40 3.82  
2015-07-12 03:39:49 Near the coast of Okinawa Island     50 4.33  
2015-07-12 08:16:22 Off the east coast of Hachijojima     10 3.81  
2015-07-12 13:43:00 Off the east coast of Chiba     30 3.51  
2015-07-12 15:05:03 Off the coast of Miyagi     20 3.62  
2015-07-13 02:52:11 Southern Oita     10 4.04  
2015-07-13 15:52:36 Off the east coast of Osumi Peninsula     40 3.82  
2015-07-14 02:57:07 Near the coast of Ishigakijima     60 4.32  
2015-07-14 17:23:45 South Central Kushiro     150 3.5Unkn 
2015-07-14 22:16:34 Off the coast of Fukushima     50 3.71  
2015-07-15 00:42:42 Off the coast of Sanriku     10 4.81  
2015-07-15 02:47:44 Izu Islands     50 4.83  
2015-07-15 17:01:01 Off the coast of Hachijojima     10 4.82  
2015-07-15 17:08:45 Off the coast of Iwate     20 3.52  
2015-07-16 06:14:10 Central East Iburi Subprefecture     120 3.82  
2015-07-16 07:47:24 Near the coast of Miyakojima     60 4.32  
2015-07-16 10:15:07 Off the east coast of Aomori     10 4.02  
2015-07-16 10:15:44 Near the coast of Miyakojima     40 3.62  
2015-07-16 14:12:15 Near Taiwan     10 5.72  
2015-07-16 14:39:10 Off the coast of Miyagi     20 3.72  
2015-07-16 15:13:20 Off the coast of Hachijojima     10 4.92  
2015-07-17 02:15:44 Off the coast of Hachijojima     10 5.43  
2015-07-17 18:32:41 Hyuganada     40 3.62  
2015-07-18 07:54:11 Off the coast of Iwate     30 3.62  
2015-07-18 18:28:07 Hyuganada     30 3.72  
2015-07-19 02:13:23 Off the east coast of Osumi Peninsula     20 4.32  
2015-07-20 13:25:23 Off the coast of Miyagi     60 3.52  
2015-07-21 17:32:22 Central Sea of Japan     430 4.2Unkn 
2015-07-21 18:16:49 Off the coast of Fukushima     60 4.53  
2015-07-22 13:51:38 Off the east coast of Hachijojima     60 3.61  
2015-07-22 17:13:33 Off the coast of Sanriku     10 3.81  
2015-07-22 17:31:03 Off the coast of Sanriku     10 3.81  
2015-07-23 03:49:38 Off the coast of Ibaraki     10 3.52  
2015-07-23 18:43:23 Off the coast of Uraga     50 3.82  
2015-07-23 21:51:42 Off the coast of Fukushima     10 4.71  
2015-07-24 17:53:35 Southern Ehime     40 4.23  
2015-07-24 18:01:09 Near Taiwan     10 5.02  
2015-07-25 04:30:57 Off the east coast of Chiba     30 4.73  
2015-07-25 18:02:33 Off the coast of Iwate     30 3.52  
2015-07-26 00:36:31 Off the east coast of Hokkaido     130 4.42  
2015-07-27 23:04:51 Off the east coast of Chiba     30 3.52  
2015-07-29 08:45:02 Off the coast of Miyagi     40 3.72  
2015-07-29 21:34:53 Southern Ibaraki     50 3.72  
2015-07-30 04:20:26 Off the southeast coast of Mie     360 3.5Unkn 
2015-07-30 17:16:14 Hamado-ri, Fukushima     10 4.63  
2015-07-31 11:04:08 Off the coast of Iwate     30 3.52  
2015-07-31 13:16:06 Off the east coast of Aomori     70 3.62  
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