J1 Earthquake Early Warning
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Quake Time Epicenter     Depth Magnitude Intensity Remarks
2019-05-01 00:43:39 Off the coast of Ibaraki     50 3.62  
2019-05-02 16:21:19 Near the coast of Okinawa     10 3.61  
2019-05-04 09:18:58 Off the coast of Iwate     30 4.62  
2019-05-04 11:41:29 Off the coast of Miyagi     40 4.22  
2019-05-04 21:25:34 Off the coast of Fukushima     10 3.51  
2019-05-04 21:34:55 Iburi-East Central     140 3.92  
2019-05-05 01:40:27 Off the southeast coast of Nemuro Peninsula     10 5.2 
2019-05-05 03:14:30 Off the coast of Miyagi     30 3.52  
2019-05-05 04:51:42 Off the coast of Miyagi     30 4.12  
2019-05-06 14:13:26 Off the coast of Miyagi     50 3.52  
2019-05-07 02:56:02 Near the coast of Okinawa     10 41  
2019-05-07 06:54:17 Near the coast of Okinawa     10 3.71  
2019-05-07 23:42:28 Off the east coast of Kanto     10 3.71  
2019-05-08 06:55:15 Near the coast of Tanegashima     170 3.5 
2019-05-08 08:24:32 Near the coast of Miyakojima     40 4.12  
2019-05-08 09:20:00 Off the coast of Iwate     50 4.13  
2019-05-08 09:22:27 Off the east coast of Aomori     10 3.62  
2019-05-10 07:43:21 Hyuganada     10 5.33  
2019-05-10 08:48:43 Hyuganada     10 5.64  
2019-05-10 08:50:43 Okayama-North     10 3.8 
2019-05-10 09:01:30 Hyuganada     30 3.52  
2019-05-10 09:07:37 Hyuganada     30 4.53  
2019-05-10 13:53:53 Hyuganada     30 3.82  
2019-05-10 18:10:59 Akita Northern Coast     10 3.8 
2019-05-10 20:40:36 Hyuganada     30 4.23  
2019-05-11 08:59:40 Hyuganada     20 4.73  
2019-05-11 12:54:30 Off the east coast of Aomori     10 3.51  
2019-05-12 04:56:14 Off the coast of Sanriku     10 4.31  
2019-05-12 05:47:05 Near the coast of Amami Oshima     10 3.73  
2019-05-12 15:07:44 Hyuganada     40 4.53  
2019-05-12 21:21:54 Near the coast of Okinawa     10 3.51  
2019-05-13 18:59:34 Off the coast of Fukushima     30 3.52  
2019-05-14 17:23:38 Off the coast of Shikoku     10 3.51  
2019-05-15 05:55:32 Off the east coast of Hokkaido     20 5.22  
2019-05-15 14:24:34 Near the coast of Tanegashima     10 4.93  
2019-05-15 17:32:00 Off the south coast of Tokaido     450 4.3 
2019-05-15 21:38:20 Near the coast of Amami Oshima     10 4.72  
2019-05-16 22:29:58 Near the coast of Okinawa     10 41  
2019-05-17 01:04:43 Off the coast of Iwate     40 3.51  
2019-05-17 04:07:30 Off the coast of Kyoto     380 3.5 
2019-05-18 03:27:51 Hyuganada     30 3.62  
2019-05-18 10:18:02 Miyagi-North     90 4.73  
2019-05-19 10:59:53 Hyuganada     30 3.62  
2019-05-19 23:50:10 Hyuganada     40 3.52  
2019-05-20 11:08:42 Off the coast of Tokachi     70 3.92  
2019-05-20 17:04:29 Niijima-Kozu     10 43  
2019-05-22 05:36:55 Off the coast of Miyagi     10 3.51  
2019-05-23 19:12:35 Near the coast of Okinawa     10 3.71  
2019-05-23 20:08:53 Central Sea of Japan     480 3.6 
2019-05-24 12:40:14 Saitama-South     130 3.62  
2019-05-24 13:25:11 Nara Prefecture     60 4.12  
2019-05-24 13:25:11 Nara Prefecture     70 4.12  
2019-05-25 15:20:49 Chiba-Northeastern     10 4.84  
2019-05-26 08:58:48 Off the coast of Sanriku     10 3.61  
2019-05-26 09:26:25 Off the northeast coast of Amami Oshima     40 4.32  
2019-05-27 04:04:15 Ibaraki-North     10 43  
2019-05-29 22:31:41 Off the coast of Kushiro     50 3.51  
2019-05-29 23:09:13 Kushiro-South Central     140 3.51  
2019-05-30 01:02:55 Tokachi-North     10 42  
2019-05-30 12:46:27 Off the coast of Fukushima     40 3.51  
2019-05-31 07:33:12 Off the coast of Ibaraki     20 3.61  
2019-05-31 14:27:08 Off the coast of Kushiro     50 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