J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2015-07-01 09:21:48 Off the east coast of Aomori     40 3.62  
2015-07-01 21:38:56 Off the coast of Fukushima     10 4.21  
2015-07-02 02:24:13 Near Kunashir     110 3.82  
2015-07-02 12:36:11 Abashiri     10 4.03  
2015-07-02 15:06:52 Off the coast of Miyagi     60 4.73  
2015-07-03 04:56:10 Iyonada     40 3.52  
2015-07-03 12:34:34 Tomakomai Bay     110 3.72  
2015-07-04 13:24:50 Off the coast of Miyagi     40 4.63  
2015-07-05 03:56:21 Off the coast of Miyagi     60 3.92  
2015-07-05 19:42:53 Off the coast of Miyagi     40 4.73  
2015-07-05 23:07:31 Chiba-South     110 3.51  
2015-07-06 05:57:07 Off the east coast of Aomori     50 3.52  
2015-07-06 18:31:20 Ibaraki-South     50 4.23  
2015-07-07 14:12:40 Off the east coast of Hokkaido     10 6.63  
2015-07-07 16:12:25 Off the coast of Iwate     30 4.22  
2015-07-08 05:31:12 Off the coast of Kushiro     90 2.91  
2015-07-08 22:15:18 Off the coast of Miyagi     10 3.82  
2015-07-09 17:28:48 Off the coast of Iwate     30 4.63  
2015-07-09 20:00:17 Off the coast of Miyagi     50 3.42  
2015-07-10 01:16:08 Ibaraki-South     50 4.73  
2015-07-10 03:33:52 Iwate Northern Coast     90 5.84  
2015-07-10 09:40:49 Ibaraki-South     50 3.52  
2015-07-10 19:56:32 Off the coast of Sanriku     10 3.51  
2015-07-11 15:19:43 Hidaka-Central     120 3.82  
2015-07-11 20:29:19 Off the southeast coast of Iturup     10 5.92  
2015-07-12 02:38:15 Off the coast of Miyagi     30 4.32  
2015-07-12 03:41:11 Near the coast of Okinawa Island     10 4.72  
2015-07-12 08:18:22 Off the east coast of Hachijojima     50 4.62  
2015-07-12 13:44:01 Off the east coast of Chiba     30 3.82  
2015-07-12 15:06:09 Off the coast of Miyagi     40 3.62  
2015-07-13 02:53:05 Oita-South     60 5.64  
2015-07-13 15:53:34 Hyuganada     40 4.32  
2015-07-14 02:58:09 Near the coast of Ishigakijima     60 4.32  
2015-07-14 17:25:07 Kushiro-South Central     150 3.5Unkn 
2015-07-14 22:17:47 Off the coast of Fukushima     40 4.83  
2015-07-15 00:44:58 Off the coast of Sanriku     10 5.01  
2015-07-15 02:48:36     30 3.32  
2015-07-15 17:01:52 Off the coast of Hachijojima     10 4.62  
2015-07-15 17:09:52 Off the coast of Iwate     20 4.43  
2015-07-16 06:15:18 Tomakomai Bay     130 3.92  
2015-07-16 07:48:26 Near the coast of Miyakojima     30 3.92  
2015-07-16 10:16:27 Near the coast of Miyakojima     40 3.62  
2015-07-16 10:16:30 Off the east coast of Aomori     30 5.13  
2015-07-16 14:13:42 Near the coast of Yonagunijima     40 4.12  
2015-07-16 14:40:21 Off the coast of Miyagi     40 4.63  
2015-07-16 15:14:09 Off the coast of Hachijojima     10 4.83  
2015-07-17 02:16:33 Off the coast of Hachijojima     10 4.73  
2015-07-17 18:33:34 Hyuganada     30 3.62  
2015-07-18 07:55:27 Off the coast of Iwate     30 3.62  
2015-07-18 18:29:00 Hyuganada     30 4.32  
2015-07-19 02:14:22 Off the east coast of Osumi Peninsula     30 4.73  
2015-07-20 13:26:30 Off the coast of Miyagi     60 3.82  
2015-07-21 17:35:45 Central Sea of Japan     480 4.3Unkn 
2015-07-21 18:17:58 Off the coast of Fukushima     70 5.03  
2015-07-22 13:53:15 Off the east coast of Hachijojima     60 5.22  
2015-07-22 17:15:08 Off the coast of Sanriku     10 3.91  
2015-07-22 17:32:29 Off the coast of Sanriku     10 3.91  
2015-07-23 03:50:34 Off the coast of Ibaraki     10 3.52  
2015-07-23 18:44:20 Off the coast of Uraga     60 4.73  
2015-07-23 21:53:54 Off the coast of Fukushima     10 5.21  
2015-07-24 17:54:29 Ehime-Nanyo     40 4.64  
2015-07-24 18:02:20 Near Taiwan     10 5.02  
2015-07-25 04:32:00 Off the east coast of Chiba     40 4.53  
2015-07-25 18:03:38 Off the coast of Iwate     30 3.52  
2015-07-26 00:38:25 Off the east coast of Hokkaido     130 4.42  
2015-07-27 23:05:46 Off the east coast of Chiba     30 3.52  
2015-07-29 08:46:04 Off the coast of Miyagi     40 4.02  
2015-07-29 21:35:48 Ibaraki-South     50 3.93  
2015-07-30 04:23:17 Off the southeast coast of Mie     350 3.4Unkn 
2015-07-31 11:05:13 Off the coast of Iwate     40 4.12  
2015-07-31 13:17:07 Off the east coast of Aomori     60 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