J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2015-05-01 05:17:48 Toyama Bay     290 3.5Unkn 
2015-05-01 15:34:40 Off the coast of Iwate     40 3.72  
2015-05-02 01:56:38 Off the east coast of Aomori     10 4.01  
2015-05-02 02:47:51 Off the east coast of Aomori     10 3.81  
2015-05-02 14:59:36 Off the coast of Miyagi     50 4.33  
2015-05-03 10:17:36 Off the coast of Sanriku     10 4.01  
2015-05-03 13:02:50 Off the coast of Fukushima     40 4.73  
2015-05-03 15:53:59 Southern Ibaraki     50 3.82  
2015-05-03 18:58:23 Off the coast of Miyagi     50 3.62  
2015-05-03 22:08:58 Near Taiwan     10 5.22  
2015-05-03 23:30:16 Southern Gunma     150 4.1Unkn 
2015-05-04 17:13:42 Off the coast of Uraga     40 3.52  
2015-05-06 09:44:24 Off the coast of Fukushima     40 3.51  
2015-05-06 18:14:54 Near the coast of Amami Oshima     10 3.5Unkn 
2015-05-06 23:48:51 Off the coast of Miyagi     50 3.52  
2015-05-07 05:04:15 Near Taiwan     40 3.81  
2015-05-07 23:23:34 Off the northeast coast of Amami Oshima     70 4.22  
2015-05-08 05:29:24 Southern Sorachi     190 3.5Unkn 
2015-05-08 15:29:17 Off the coast of Miyagi     30 4.02  
2015-05-08 16:51:13 Southern, Chiba     30 4.23  
2015-05-10 04:15:43 Off the coast of Iwate     50 3.52  
2015-05-10 18:07:28 West Kanagawa     10 3.63  
2015-05-10 21:26:17 Off the coast of Fukushima     50 3.51  
2015-05-12 05:07:42 Southern Tokachi     50 3.52  
2015-05-12 07:10:45 Near the coast of Okinawa Island     10 4.43  
2015-05-12 11:31:25 Off the coast of Uraga     70 3.52  
2015-05-12 16:51:41 Off the coast of Miyagi     10 3.71  
2015-05-12 18:21:20 Off the coast of Iwate     30 3.61  
2015-05-13 06:12:58 Off the coast of Miyagi     40 7.15 Upper  
2015-05-13 11:47:25 Near Iriomotejima     10 3.93  
2015-05-13 22:45:11 Northern Ibaraki     50 3.72  
2015-05-14 09:33:44 網走沖     10 3.62  
2015-05-14 10:11:50 Off the coast of Iwate     10 3.61  
2015-05-14 10:51:26 網走沖     10 3.52  
2015-05-15 12:30:40 Off the coast of Fukushima     10 4.63  
2015-05-15 18:40:41 Off the coast of Miyagi     40 3.52  
2015-05-17 02:42:39 網走沖     10 3.52  
2015-05-17 05:39:48 Off the coast of Miyagi     40 3.52  
2015-05-17 06:41:28 Northern Coast of Iwate Prefecture     10 4.13  
2015-05-18 01:33:19 Near the coast of Torishima     10 5.12  
2015-05-18 18:14:49 Off the coast of Fukushima     10 3.61  
2015-05-19 15:13:21 Near the coast of Niijima / Kouzujima     10 4.13  
2015-05-19 16:38:22 Near the coast of Amami Oshima     20 3.62  
2015-05-20 00:17:21 Off the coast of Iwate     10 3.92  
2015-05-20 02:17:39 Off the coast of Miyagi     50 3.62  
2015-05-20 19:06:22 Off the coast of Ibaraki     20 3.52  
2015-05-21 00:50:06 Off the coast of Miyagi     30 3.52  
2015-05-21 05:09:44 Off the coast of Miyagi     40 3.62  
2015-05-22 06:23:37 Off the coast of Fukushima     20 3.51  
2015-05-22 10:08:24 Tomakomai Bay     120 3.82  
2015-05-22 14:44:31 Near the coast of Okinawa Island     50 3.72  
2015-05-22 22:28:47 Near the coast of Amami Oshima     10 5.75 Lower  
2015-05-22 23:58:43 Off the coast of Fukushima     50 3.51  
2015-05-23 09:27:39 Near the coast of Amami Oshima     10 3.83  
2015-05-24 09:09:38 Off the west coast of Satsuma Peninsula     160 3.9Unkn 
2015-05-25 14:28:10 Northern Saitama     60 4.73  
2015-05-25 15:37:37 Central Sea of Japan     440 5.5Unkn 
2015-05-26 01:35:20 Hyuganada     20 3.82  
2015-05-26 07:09:05 Off the east coast of Aomori     70 3.52  
2015-05-26 14:55:35 Off the coast of Kushiro     40 3.61  
2015-05-27 10:51:26 Off the west coast of Satsuma Peninsula     150 4.2Unkn 
2015-05-27 16:11:07 Kumamoto, Kumamoto     10 3.83  
2015-05-28 02:42:54 Northern Osaka     10 3.33  
2015-05-28 16:57:34 Near Taiwan     30 4.92  
2015-05-29 07:13:41 Off the east coast of Kanto     10 5.63  
2015-05-29 22:24:01 Off the coast of Sanriku     10 3.51  
2015-05-30 01:06:47 Southern Ibaraki     60 3.92  
2015-05-30 08:24:27 Off the coast of Miyagi     30 3.62  
2015-05-30 20:24:03 Near the coast of Chichijima     10 6.83  
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