J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2019-02-01 08:46:15 Near Iriomotejima     30 3.72  
2019-02-01 12:27:22 Off the coast of Ibaraki     30 3.61  
2019-02-01 12:39:59 Off the coast of Iwate     50 3.52  
2019-02-03 04:10:14 Off the east coast of Chiba     30 3.82  
2019-02-03 10:01:11 Off the coast of Fukushima     10 4.52  
2019-02-03 10:40:21 Off the southeast coast of Chiba     60 3.51  
2019-02-05 11:20:00 Off the coast of Hachijojima     70 4.21  
2019-02-06 01:52:45 Off the east coast of Chiba     20 3.62  
2019-02-06 01:59:52 Off the east coast of Osumi Peninsula     30 3.92  
2019-02-06 20:11:34 Near the coast of Ishigakijima     10 4.52  
2019-02-07 02:38:46 Off the coast of Iwate     20 3.51  
2019-02-07 16:57:54 Off the coast of Tokachi     10 4.82  
2019-02-08 02:03:34 Near the coast of Amami Oshima     10 3.5Unkn 
2019-02-08 06:39:23 Off the coast of Miyagi     20 3.52  
2019-02-09 11:24:20 Near Kunashir     110 4.63  
2019-02-10 14:34:25 Near the coast of Amami Oshima     10 4.84  
2019-02-11 19:07:51 Kii Channel     30 43  
2019-02-12 16:09:08 Izu Oshima     10 3.53  
2019-02-12 16:12:35 Izu Oshima     10 3.52  
2019-02-17 11:13:45 Near the coast of Miyakojima     20 43  
2019-02-18 04:21:22 Off the coast of Ibaraki     10 41  
2019-02-18 16:32:22 Near the coast of Miyakojima     10 4.73  
2019-02-18 17:00:59 Near the coast of Torishima     530 4.1Unkn 
2019-02-18 20:00:10 Off the coast of Miyagi     40 3.62  
2019-02-19 00:46:29 Off the coast of Fukushima     10 3.71  
2019-02-19 17:06:25 Ibaraki-North     70 4.12  
2019-02-19 17:09:59 Near the coast of Amami Oshima     10 4.23  
2019-02-19 21:04:10 Toyama-East     10 4.12  
2019-02-20 01:24:55 Off the coast of Miyagi     80 42  
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