J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2015-01-01 14:01:09 Off the coast of Miyagi     50 4.12  
2015-01-01 15:56:58 Southern Tochigi     90 3.82  
2015-01-01 22:57:14 Tomakomai Bay     20 4.13  
2015-01-02 01:14:09 Hyuganada     30 4.02  
2015-01-02 10:51:46 Northeast Chiba     40 3.52  
2015-01-02 18:38:21 Off the coast of Fukushima     30 3.51  
2015-01-02 23:23:38 Off the coast of Fukushima     20 3.51  
2015-01-03 04:55:23 Northern Ibaraki     70 3.52  
2015-01-03 05:47:23 Southern inland of Iwate     100 3.52  
2015-01-04 03:51:06 Off the coast of Sanriku     10 4.31  
2015-01-04 06:35:51 Off the coast of Ibaraki     40 3.52  
2015-01-04 07:22:57 Off the coast of Ibaraki     30 3.72  
2015-01-04 14:51:26 Off the northeast coast of Amami Oshima     30 5.12  
2015-01-05 11:56:10 Off the coast of Fukushima     50 3.51  
2015-01-05 23:42:31 Kumamoto, Kumamoto     130 3.62  
2015-01-05 23:49:22 Off the coast of Fukushima     40 3.51  
2015-01-06 04:25:45 Off the coast of Fukushima     10 3.81  
2015-01-07 13:48:31 Near Taiwan     40 4.92  
2015-01-07 18:58:55 Off the coast of Miyagi     40 3.72  
2015-01-08 12:01:57 West Shizuoka     30 3.92  
2015-01-08 16:39:56 Off the coast of Iwate     10 3.52  
2015-01-09 02:34:07 Off the south coast of the Boso Peninsula     70 3.51  
2015-01-09 03:42:13 Central Nemuro     100 4.63  
2015-01-09 09:26:43 Off the coast of Miyagi     20 3.92  
2015-01-09 12:56:17 Off the southeast coast of Nemuro Peninsula     10 3.52  
2015-01-10 08:02:13 Off the coast of Miyagi     50 3.52  
2015-01-10 21:21:44 Off the coast of Miyagi     50 3.52  
2015-01-13 04:14:29 Off the east coast of Aomori     50 3.42  
2015-01-13 14:27:04 Near the coast of Tanegashima     10 4.63  
2015-01-14 02:04:12 Off the east coast of Aomori     10 3.51  
2015-01-14 02:46:43 Off the coast of Iwate     50 4.32  
2015-01-14 04:50:45 Off the coast of Fukushima     30 3.62  
2015-01-14 10:15:39 Near the coast of Okinawa Island     30 4.63  
2015-01-14 21:02:23 Southern Kyoto     10 3.83  
2015-01-14 21:09:37 Near Southern Sakhalin     600 5.5Unkn 
2015-01-15 10:34:14 Off the east coast of Aomori     10 4.12  
2015-01-16 16:48:07 Near the coast of Miyakojima     50 4.43  
2015-01-16 20:26:47 Off the coast of Fukushima     70 3.62  
2015-01-17 04:12:15 Near Taiwan     40 4.52  
2015-01-17 22:11:06 Off the northwest coast of Amami Oshima     10 3.61  
2015-01-18 03:17:38 Off the coast of Fukushima     50 4.22  
2015-01-18 22:51:20 Off the east coast of Chiba     50 3.52  
2015-01-19 12:14:56 Off the coast of Iwate     10 3.52  
2015-01-20 07:34:47 Joetsu, Niigata     200 4.4Unkn 
2015-01-22 02:35:30 Off the coast of Kushiro     50 4.63  
2015-01-22 08:05:26 Off the coast of Fukushima     60 4.52  
2015-01-23 18:11:23 Off the coast of Fukushima     40 4.12  
2015-01-24 02:36:37 Off the south coast of the Boso Peninsula     120 3.51  
2015-01-24 18:24:10 Off the east coast of Hachijojima     40 4.31  
2015-01-24 19:20:27 Southern Kyoto     10 3.53  
2015-01-24 22:28:27 Off the coast of Sanriku     10 3.61  
2015-01-25 16:19:02 Off the northeast coast of Amami Oshima     60 4.02  
2015-01-25 19:41:10 Near the coast of Torishima     460 4.7Unkn 
2015-01-25 22:02:17 Northern Coast of Iwate Prefecture     90 3.92  
2015-01-26 07:20:03 Northeast Chiba     10 4.84  
2015-01-26 10:31:54 Off the coast of Miyagi     50 3.62  
2015-01-28 05:36:15 Off the coast of Tokachi     100 3.52  
2015-01-29 11:46:58 Off the east coast of Chiba     40 3.51  
2015-01-29 18:50:52 Hyuganada     30 3.52  
2015-01-29 19:45:17 Off the coast of Iwate     60 3.62  
2015-01-30 01:53:44 Off the coast of Fukushima     50 3.51  
2015-01-30 16:45:53 Hyuganada     30 3.92  
2015-01-30 20:31:52 Southern Ibaraki     10 3.63  
2015-01-31 12:28:58 Off the coast of Miyagi     10 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