J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2017-06-02 17:36:17 Near the coast of Okinawa Island     10 4.02  
2017-06-04 07:28:05 Off the coast of Fukushima     10 3.72  
2017-06-04 11:10:42 Off the east coast of Chiba     30 4.33  
2017-06-04 22:25:36 Near Taiwan     10 4.52  
2017-06-07 14:32:44 Off the coast of Fukushima     10 3.51  
2017-06-08 08:01:12 Off the coast of Fukushima     20 3.61  
2017-06-08 09:26:18 Chiba-Northeastern     30 4.53  
2017-06-08 23:52:24     100 3.52  
2017-06-09 23:37:11     20 4.03  
2017-06-10 04:35:23 Off the coast of Iwate     10 4.12  
2017-06-10 15:52:37 Near Iriomotejima     30 4.12  
2017-06-10 16:32:18 Off the coast of Kushiro     60 4.42  
2017-06-10 18:19:48 Off the southeast coast of Nemuro Peninsula     10 3.52  
2017-06-10 21:06:55 Off the east coast of Aomori     70 3.72  
2017-06-11 07:53:47 Off the coast of Fukushima     40 4.22  
2017-06-12 07:47:23 Off the coast of Fukushima     10 3.31  
2017-06-12 20:40:08     10 3.93  
2017-06-13 04:05:19 Chiba-Northwestern     60 4.23  
2017-06-13 09:03:19 Off the coast of Fukushima     10 4.41  
2017-06-13 13:23:28 Off the coast of Miyagi     40 4.02  
2017-06-13 22:52:31 Off the east coast of Chiba     10 3.62  
2017-06-16 22:40:56 Hyuganada     20 4.33  
2017-06-19 01:24:47 Tochigi-South     70 3.72  
2017-06-19 04:35:42 Near the coast of Niijima / Kouzujima     280 3.8Unkn 
2017-06-19 05:52:17 Fukushima-Nakadori     10 4.23  
2017-06-20 05:33:49 Near the coast of Okinawa Island     10 4.72  
2017-06-21 09:53:57 Off the coast of Fukushima     20 3.41  
2017-06-21 13:01:47 Off the southeast coast of Kyushu     10 4.21  
2017-06-21 17:14:31 Off the east coast of Chiba     30 4.43  
2017-06-22 15:38:05 Off the coast of Fukushima     10 3.52  
2017-06-25 07:03:10 Nagano-South     10 5.45 Lower  
2017-06-25 09:25:05 Nagano-South     10 3.73  
2017-06-25 15:17:38 Nagano-South     10 4.33  
2017-06-26 00:39:47 Nagano-South     10 3.43  
2017-06-27 22:50:09 Off the coast of Kushiro     30 4.02  
2017-06-28 21:09:12 Off the east coast of Hokkaido     10 6.13  
2017-06-29 15:50:48 Off the coast of Miyagi     40 3.92  
2017-06-30 07:05:35 Off the southeast coast of Kyushu     10 4.61  
2017-06-30 23:05:13     110 5.13  
2017-06-30 23:39:21 Off the northwest coast of Amami Oshima     10 3.71  
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