J1 Earthquake Early Warning
Earthquakes Home | J1 Radio Home Page | REC Networks Home
Last EEW OnAir
2026-02-04 03:36:11 JST
OFFICIAL DATA FROM JMA
EPICENTER
Off the east coast of Chiba
SHINDO PEAK INTENSITY
2
MAGNITUDE
4.3
No tsunami risk.
Recent Earthquake Early Warning (EEW) activity
Quake Time Epicenter Depth Mag Shindo
2026-02-04 03:36:11 Off the east coast of Chiba 30 4.33
2026-02-03 18:03:21 Off the coast of Ibaraki 60 53
2026-02-03 06:58:47 Off the coast of Fukushima 50 4.83
2026-01-31 03:47:22 Off the coast of Ibaraki 50 4.33
2026-01-31 02:11:32 Ishikawa-Noto 10 43
2026-01-30 20:03:19 Off the coast of Sanriku 30 4.22
2026-01-29 23:13:16 Off the coast of Uraga 70 4.32
2026-01-29 22:23:24 Chiba-South 30 42
2026-01-29 11:47:49 Chiba-South 30 4.33
2026-01-29 10:25:14 Chiba-South 30 4.43
2026-01-29 00:42:15 Soya-South 10 43
2026-01-28 19:45:50 Off the coast of Sanriku 40 4.82
2026-01-28 15:34:02 Soya-South 10 4.74
Recent earthquakes from the JMA
Quake Time Epicenter Depth Mag Shindo
05:46:00 JST 04 Feb 2026 Akita Northern Inland 10 3.11
03:36:00 JST 04 Feb 2026 Off the east coast of Chiba 30 4.32
02:15:00 JST 04 Feb 2026 Nagano-Central 10 2.72
19:46:00 JST 03 Feb 2026 Shimane-East 10 2.71
18:03:00 JST 03 Feb 2026 Off the coast of Ibaraki 50 4.83
11:24:00 JST 03 Feb 2026 Ibaraki-North 10 3.11
09:21:00 JST 03 Feb 2026 Ibaraki-North 10 2.81
06:58:00 JST 03 Feb 2026 Off the coast of Fukushima 30 4.42
00:11:00 JST 03 Feb 2026 Bungo channel 40 3.52
14:14:00 JST 02 Feb 2026 Fukushima-Aizu 10 2.41
18:38:00 JST 01 Feb 2026 Off the east coast of Aomori 50 3.51
10:18:00 JST 31 Jan 2026 Iwate Northern Coast 60 3.41
06:11:00 JST 31 Jan 2026 Shimane-East 10 2.81
04:41:00 JST 31 Jan 2026 Ibaraki-South 50 3.11
03:47:00 JST 31 Jan 2026 Off the coast of Ibaraki 40 4.13
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
2025 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
2026 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.
Presentation: Copyright © REC Networks, All Rights Reserved.