J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
2013-09-02 07:40:48 Near the coast of Tanegashima 30.9 130.4 160 3.6Unkn 
2013-09-02 11:51:12 Northern Sea of Japan 42.1 134.2 510 6.6Unkn 
2013-09-03 02:22:42 Northern Wakayama 34.1 135.3 10 4.13  
2013-09-03 08:03:11 Off the coast of Fukushima 37.6 142.0 10 3.61  
2013-09-03 14:16:33 Off the coast of Miyagi 38.9 142.0 50 3.52  
2013-09-03 17:33:31 Off the coast of Iwate 40.3 142.6 10 3.51  
2013-09-03 19:24:06 Off the coast of Fukushima 37.3 141.8 40 3.51  
2013-09-04 20:39:57 Off the coast of Kushiro 42.8 145.1 50 3.52  
2013-09-05 05:19:35 Hamado-ri, Fukushima 37.1 140.7 10 4.03  
2013-09-05 21:24:10 Off the coast of Miyagi 38.4 141.9 60 3.72  
2013-09-06 06:21:46 Near the coast of Miyakojima 24.8 124.8 10 4.53  
2013-09-06 22:45:52 Off the east coast of Aomori 41.0 142.1 60 3.32  
2013-09-07 00:50:01 Off the coast of Miyagi 38.8 142.1 50 3.52  
2013-09-07 15:32:10 South Central Kushiro 43.3 144.7 130 3.72  
2013-09-07 23:19:04 Off the coast of Tokachi 41.2 144.4 10 3.81  
2013-09-08 11:02:50 Near Iriomotejima 24.5 123.5 20 3.72  
2013-09-08 12:43:39 Off the southeast coast of Tanegashima 29.7 131.0 40 3.71  
2013-09-08 21:16:08 Off the coast of Miyagi 38.3 142.3 10 3.61  
2013-09-09 04:26:26 Off the coast of Miyagi 38.6 142.6 10 3.51  
2013-09-09 09:04:21 Northern Ibaraki 36.7 140.6 10 4.23  
2013-09-10 12:15:22 Off the coast of Fukushima 36.9 141.6 10 4.62  
2013-09-11 16:11:32 Off the southwest of Hokkaido 43.0 139.9 200 4.4Unkn 
2013-09-12 02:17:07 Off the coast of Fukushima 37.8 141.9 40 3.62  
2013-09-12 06:35:10 Off the coast of Miyagi 37.9 142.7 10 4.11  
2013-09-12 15:12:53 Off the southwest of Hokkaido 43.0 139.9 200 3.9Unkn 
2013-09-13 04:49:33 Off the coast of Ibaraki 36.6 141.0 40 4.43  
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
2024 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

Information provided by the Japan Meteorological Agency.
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