J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2020-07-01 07:31:57 Off the east coast of Aomori     10 3.62  
2020-07-01 07:33:49 Off the east coast of Aomori     10 3.51  
2020-07-01 18:25:03 Off the east coast of Chiba     50 4.63  
2020-07-02 04:22:33 Off the northwest coast of Ishigaki Island     40 4.52  
2020-07-03 14:12:54 Off the coast of Fukushima     40 4.63  
2020-07-03 22:33:00 Off the southeast coast of Chiba     70 3.51  
2020-07-07 03:18:57 Near the coast of Torishima     480 5Unkn 
2020-07-07 13:49:34 Off the coast of Ibaraki     50 3.52  
2020-07-08 05:18:58 Off the coast of Sanriku     10 3.61  
2020-07-09 02:18:50 Off the coast of Fukushima     10 3.71  
2020-07-09 02:32:00 Off the coast of Fukushima     10 3.51  
2020-07-09 11:54:55 Off the coast of Sanriku     10 3.91  
2020-07-13 04:22:09 Near the coast of Amami Oshima     10 3.81  
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
2020 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