J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2018-04-02 22:24:59 Off the coast of Uraga     60 3.52  
2018-04-04 13:27:44 Off the southeast coast of Mie     10 4.02  
2018-04-04 16:37:59 Off the coast of Fukushima     40 4.52  
2018-04-12 08:56:55 Off the coast of Fukushima     40 3.81  
2018-04-12 22:38:38 Off the coast of Miyagi     60 5.14  
2018-04-13 12:47:20 Off the coast of Sanriku     10 5.02  
2018-04-14 03:06:21 Near the coast of Okinawa Island     20 3.51  
2018-04-14 15:14:14 Aichi-West     10 4.14  
2018-04-15 12:46:07 Near Iriomotejima     10 3.72  
2018-04-16 00:10:52 Off the coast of Iwate     50 4.42  
2018-04-16 00:58:38 Near the coast of Tokara Islands     10 4.73  
2018-04-16 04:53:26 Off the east coast of Hachijojima     120 4.22  
2018-04-16 08:46:57 Off the coast of Fukushima     40 3.51  
2018-04-16 10:05:36 Off the coast of Kushiro     10 3.51  
2018-04-17 03:10:52 Off the coast of Hachijojima     210 4.8Unkn 
2018-04-18 20:47:42 Off the coast of Sanriku     10 4.72  
2018-04-20 09:12:56 Off the coast of Iwate     10 3.52  
2018-04-20 19:46:54 Off the coast of Kushiro     50 4.53  
2018-04-20 22:50:16 Off the coast of Iwate     20 4.12  
2018-04-22 16:57:40 Off the southeast coast of Chiba     50 4.02  
2018-04-22 20:30:58 Near the coast of Niijima / Kouzujima     10 4.43  
2018-04-23 01:02:37 Shimane-West     10 4.33  
2018-04-23 05:46:16 Near the coast of Niijima / Kouzujima     10 3.83  
2018-04-23 05:50:18 Near the coast of Niijima / Kouzujima     10 4.33  
2018-04-23 22:42:00 Off the coast of Uraga     60 3.52  
2018-04-27 10:50:37 Near the coast of Okinawa Island     10 3.71  
2018-04-28 00:59:50 Near Iriomotejima     10 4.33  
2018-04-28 03:43:15 Shimane-West     10 3.83  
2018-04-28 11:13:19 Off the coast of Miyagi     60 3.52  
2018-04-28 13:28:28 Hyuganada     20 4.42  
2018-04-28 20:28:03 Ibaraki-North     60 3.42  
2018-04-29 06:31:26 Near Iriomotejima     20 3.72  
2018-04-29 12:10:42 Off the coast of Iwate     50 3.72  
2018-04-29 21:32:46     10 3.43  
2018-04-30 10:19:51 Off the coast of Miyagi     40 3.92  
2018-04-30 22:44:41 Near Iriomotejima     20 3.52  
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