J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2018-02-01 15:48:10 Near the coast of Amami Oshima     10 4.03  
2018-02-02 00:37:49 Off the coast of Fukushima     60 3.61  
2018-02-02 04:08:11 Ibaraki-South     90 3.52  
2018-02-02 19:44:49 Off the coast of Miyagi     50 3.62  
2018-02-02 23:52:09 Off the coast of Iwate     50 3.52  
2018-02-03 12:05:53 Off the east coast of Chiba     10 3.82  
2018-02-03 21:02:01 Near the coast of Okinawa Island     10 3.51  
2018-02-04 11:23:44 Near the coast of Okinawa Island     10 3.51  
2018-02-06 12:06:11 Near the coast of Okinawa Island     10 4.02  
2018-02-06 22:57:07 Off the coast of Ibaraki     50 3.52  
2018-02-07 12:43:49 Near the coast of Okinawa Island     10 3.81  
2018-02-07 16:11:29 Near the coast of Okinawa Island     10 3.91  
2018-02-08 02:33:24 Off the coast of Tokachi     10 4.41  
2018-02-08 17:05:56 Off the northwest coast of Amami Oshima     10 4.12  
2018-02-08 23:34:19 Saitama-North     70 3.72  
2018-02-09 18:23:00 Nara Prefecture     390 4.1Unkn 
2018-02-09 21:15:22 Off the northwest coast of Amami Oshima     10 4.02  
2018-02-09 21:27:45 Off the northwest coast of Amami Oshima     10 3.51  
2018-02-11 04:14:12 Off the coast of Ibaraki     40 3.82  
2018-02-11 05:03:04 朝鮮半島南部     60 4.01  
2018-02-11 15:17:42 Off the coast of Iwate     50 3.52  
2018-02-11 16:30:57 Off the south coast of Tokaido     10 5.83  
2018-02-11 23:49:32 Off the southeast coast of Nemuro Peninsula     40 4.33  
2018-02-13 03:36:32 Off the coast of Fukushima     50 4.42  
2018-02-13 05:05:11 Off the coast of Sanriku     10 5.22  
2018-02-13 07:25:20 Off the coast of Miyagi     60 3.52  
2018-02-13 14:39:44 Nagano-South     10 3.43  
2018-02-13 20:49:01 Off the coast of Fukushima     10 3.71  
2018-02-14 21:01:06 Near the coast of Tanegashima     110 3.71  
2018-02-15 19:27:26 Off the coast of Ibaraki     30 3.42  
2018-02-16 22:57:58 Off the southwest of Hokkaido     300 4.1Unkn 
2018-02-17 01:46:33 Off the east coast of Hachijojima     150 4.0Unkn 
2018-02-17 06:38:46 Off the coast of Miyagi     40 4.83  
2018-02-17 12:50:09 Off the coast of Uraga     60 3.62  
2018-02-17 21:55:21 Off the coast of Miyagi     20 3.51  
2018-02-18 19:01:40 Fukushima-Nakadori     110 4.02  
2018-02-19 03:31:38 Bungo channel     10 4.33  
2018-02-19 03:35:21 Bungo channel     40 3.52  
2018-02-19 13:40:50 Off the coast of Uraga     70 3.52  
2018-02-20 04:43:44 Off the southeast coast of Mie     10 3.41  
2018-02-21 17:21:10 Off the coast of Fukushima     40 3.62  
2018-02-21 18:09:55 Hidaka-East     120 3.62  
2018-02-22 01:12:01 Off the northwest coast of Amami Oshima     10 3.61  
2018-02-22 08:10:43 Near Taiwan     100 4.82  
2018-02-22 13:17:55 Off the coast of Miyagi     50 3.62  
2018-02-22 15:51:12 Enshu     370 3.7Unkn 
2018-02-22 19:18:20 Off the east coast of Hachijojima     50 4.01  
2018-02-24 08:21:16 Off the coast of Fukushima     10 3.51  
2018-02-24 11:43:49 Off the coast of Fukushima     30 3.52  
2018-02-24 18:55:46 Off the coast of Tokachi     100 3.52  
2018-02-25 01:59:32 Near the coast of Miyakojima     40 5.02  
2018-02-26 01:28:38 Off the coast of Fukushima     10 5.43  
2018-02-26 02:37:25 Off the coast of Fukushima     40 4.02  
2018-02-26 03:28:46 Near Taiwan     10 4.82  
2018-02-27 08:08:00 Ibaraki-South     70 4.03  
2018-02-27 09:10:06 Off the south coast of Wakayama     10 3.51  
2018-02-28 07:57:31 Off the coast of Fukushima     30 3.92  
2018-02-28 12:05:32 Off the coast of Fukushima     20 3.71  
2018-02-28 18:44:52 Off the coast of Sanriku     10 5.11  
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