J1 Earthquake Early Warning
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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
2013-06-23 12:14:49 Off the coast of Tokachi 41.2 143.7 10 3.61  
2013-06-23 19:20:15 Off the coast of Sanriku 39.3 144.0 10 5.02  
2013-06-24 13:08:22 Off the east coast of Hachijojima 33.4 141.0 60 3.81  
2013-06-25 08:12:26 Off the east coast of Aomori 41.5 142.0 60 3.72  
2013-06-25 21:11:00 Off the coast of Miyagi 38.6 142.0 50 3.52  
2013-06-26 03:23:10 Off the coast of Miyagi 38.9 142.0 50 3.52  
2013-06-26 11:02:05 Off the coast of Miyagi 38.7 142.6 10 3.51  
2013-06-27 02:12:05 Off the coast of Sanriku 39.7 143.9 10 4.72  
2013-06-27 09:11:48 Off the east coast of Aomori 41.0 141.7 80 3.52  
2013-06-28 03:12:19 Near the coast of Okinawa Island 25.9 128.7 30 4.72  
2013-06-28 13:36:16 Off the coast of Ibaraki 36.8 141.5 10 3.92  
2013-06-29 08:51:50 Near Taiwan 24.0 122.2 30 5.83  
2013-06-30 05:05:10 Near the coast of Okinawa Island 26.0 129.5 10 3.71  
2013-06-30 10:56:54 Kaga, Ishikawa 36.2 136.4 10 3.63  
2013-06-30 14:01:55 Off the coast of Fukushima 36.9 141.5 10 4.73  
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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