J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2020-10-03 08:37:50 Near Kunashir     20 3.82  
2020-10-03 18:31:32 Off the coast of Hachijojima     40 5.22  
2020-10-03 21:26:16 Off the northeast coast of Amami Oshima     10 5.8Unkn 
2020-10-04 06:25:03 Off the east coast of Aomori     50 3.42  
2020-10-04 11:51:33 Off the northeast coast of Amami Oshima     30 3.61  
2020-10-04 20:22:25 Soya Strait     310 3.6Unkn 
2020-10-05 07:18:59 Off the coast of Tokachi     70 3.72  
2020-10-05 11:32:24 Off the coast of Ibaraki     100 4.23  
2020-10-05 23:01:14 Off the coast of Iwate     50 3.62  
2020-10-07 08:02:05 Enshu     320 4.1Unkn 
2020-10-08 10:22:28 Off the coast of Miyagi     60 3.72  
2020-10-10 07:39:26 Off the coast of Ibaraki     50 3.62  
2020-10-11 13:30:19 Off the coast of Hachijojima     60 3.71  
2020-10-11 13:56:54 Off the coast of Kyoto     370 3.6Unkn 
2020-10-11 18:46:00 Off the west coast of Satsuma Peninsula     140 3.61  
2020-10-11 22:58:42 Off the coast of Uraga     70 3.52  
2020-10-12 09:28:27 Near the coast of Torishima     450 4.5Unkn 
2020-10-13 22:16:01 Off the coast of Hachijojima     60 4.72  
2020-10-14 19:42:35 Off the coast of Fukushima     40 3.82  
2020-10-16 00:20:01 Off the southeast coast of Mie     380 3.7Unkn 
2020-10-22 00:20:06 Near the coast of Chichijima     10 4.82  
2020-10-22 15:21:16 Off the coast of Fukushima     10 3.81  
2020-10-22 16:14:15 Near Iriomotejima     10 4.62  
2020-10-22 23:43:23 Off the southeast coast of Nemuro Peninsula     10 4.42  
2020-10-23 05:41:29 Off the east coast of Chiba     20 3.82  
2020-10-25 21:30:08 Near the coast of Okinawa     10 3.61  
2020-10-26 06:18:45 Off the coast of Fukushima     40 3.92  
2020-10-26 22:14:59 Off the northwest coast of Amami Oshima     10 4.12  
2020-10-27 12:44:25 Off the coast of Miyagi     60 3.52  
2020-10-27 16:01:12 Off the coast of Iwate     10 3.51  
2020-10-28 21:23:32 Near the coast of Torishima     470 4.1Unkn 
2020-10-30 04:56:19 Off the coast of Ibaraki     10 3.51  
2020-10-30 14:38:05 Off the coast of Miyagi     40 3.72  
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
2021 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
2022 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
2023 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