J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2019-12-01 02:59:43 Near Iriomotejima     20 3.42  
2019-12-01 07:35:08 Iyonada     60 3.62  
2019-12-01 15:00:29 Near Iriomotejima     40 3.52  
2019-12-02 02:41:24 Off the coast of Fukushima     10 3.51  
2019-12-02 03:08:21 Off the coast of Miyagi     20 3.52  
2019-12-03 07:54:18 Near Iriomotejima     20 4.13  
2019-12-03 08:25:17 Off the coast of Iwate     40 4.23  
2019-12-04 00:06:08 Near Iriomotejima     30 3.62  
2019-12-04 02:51:29 Near the coast of Amami Oshima     10 3.51  
2019-12-04 02:58:27 Near the coast of Amami Oshima     10 3.71  
2019-12-04 06:28:24 Off the southeast coast of Nemuro Peninsula     10 3.82  
2019-12-05 01:03:56 Near the coast of Miyakojima     50 4.52  
2019-12-05 13:58:56 Off the coast of Kushiro     70 4.32  
2019-12-05 23:54:11 Off the east coast of Osumi Peninsula     30 42  
2019-12-07 09:10:26 Off the southeast coast of Nemuro Peninsula     50 4.22  
2019-12-08 12:22:45 Off the coast of Sanriku     10 4.11  
2019-12-11 03:38:33 Near the coast of Torishima     500 4.2Unkn 
2019-12-11 17:17:18 Tomakomai Bay     130 3.52  
2019-12-11 18:39:08 Off the coast of Fukushima     40 4.93  
2019-12-11 22:49:45 Off the south coast of Tokaido     360 3.9Unkn 
2019-12-13 07:26:46 Off the coast of Ibaraki     60 3.92  
2019-12-14 03:24:03 Izu Oshima     30 4.63  
2019-12-15 13:38:20 Off the east of Soya     290 3.9Unkn 
2019-12-15 13:38:41 Near the coast of Miyakojima     10 3.93  
2019-12-15 22:05:25 Near the coast of Miyakojima     40 4.23  
2019-12-16 04:13:52 Off the east coast of Chiba     50 3.62  
2019-12-16 15:38:40 Off the south coast of Tokaido     430 4.1Unkn 
2019-12-18 00:16:05 Off the coast of Fukushima     110 3.62  
2019-12-18 02:53:55 Near the coast of Torishima     450 4.5Unkn 
2019-12-18 05:17:21 Off the west coast of Satsuma Peninsula     150 3.82  
2019-12-18 08:35:19 Near the coast of Okinawa     10 4.83  
2019-12-18 20:54:14 Off the southeast coast of Nemuro Peninsula     100 4.52  
2019-12-19 01:13:24 Off the coast of Miyagi     10 3.72  
2019-12-19 09:23:42 Off the coast of Ibaraki     90 4.23  
2019-12-19 15:21:34 Off the east coast of Aomori     50 4.83  
2019-12-20 05:28:37 Near the coast of Tanegashima     10 4.63  
2019-12-20 18:31:16 Near the coast of Amami Oshima     30 4.43  
2019-12-22 13:44:37 Hyuganada     20 4.12  
2019-12-24 23:36:56 Near Kunashir     80 4.93  
2019-12-25 17:58:02 Near the coast of Torishima     140 4.72  
2019-12-26 18:26:37 Off the coast of Miyagi     50 5.34  
2019-12-26 19:53:56 Amakusanada     10 3.53  
2019-12-26 20:15:57 Off the northwest coast of Amami Oshima     10 3.51  
2019-12-27 10:49:27 Near the coast of Okinawa     10 3.51  
2019-12-27 14:10:04 Off the coast of Miyagi     10 4.42  
2019-12-28 08:41:51 Near Iriomotejima     20 4.33  
2019-12-28 21:24:42 Off the coast of Fukushima     40 42  
2019-12-29 09:52:06 Off the coast of Iwate     10 3.62  
2019-12-30 13:32:28 Off the coast of Miyagi     40 42  
2019-12-30 23:36:50 Off the southeast coast of Mie     420 3.7Unkn 
2019-12-31 02:03:37 Off the coast of Iwate     10 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
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