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█ Latest Earthquake Information
The following information was automatically determined by the NIED Hi-net system.    See for details
Origin Time (JST) Sep 28, 2023 00:45:49.50
Latitude 28.806N
Longitude 131.079E
Depth 87.1km
Magnitude 3.0

Hypocenter Map
█ Earthquake Information by AQUA system Mechanism Solution Catalog
An earthquake occurred in/around the "E OFF FUKUSHIMA PREF" on Sep 27, 07:21 (JST).
- Sep 27, 2023 07:21:56 (JST) Announcement
- Sep 27, 2023 07:26:00 (JST) Update
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What is "AQUA" System? (in Japanese)
Max . Amplitude Distribution Maps (in Japanese)
█ Notice of Hi-net Past Notice
Mar 20, 2023:  Software to show 3D seismic velocity structure beneath Japan renewal
Mar 01, 2023:  The guidance of the updating user account 2023.
Jul 29, 2022:  Information about maintenance at stations N.ST1H, 2H, 3H, 4H, 5H, and 6H
Jun 14, 2019:  Digital Object Identifiers (DOIs) for Datasets at NIED”Ēs seismograph networks (MOWLAS)
█ Recent Large Earthquake
   Sep 27, 2023 (JST)   E OFF FUKUSHIMA PREF   M5.2
- Criteria   - Epicenter on the GSI maps   - Back number
◤Earthquake Information ↓ Clickable
Earthquake Information
Hypocenter Region E OFF FUKUSHIMA PREF
Origin Time (JST) Sep 27, 2023 07:21:40.03
Latitude 37.53N
Longitude 141.55E
Depth 51km
Magnitude 5.2
◤Mechanism Solution Information
Mechanism Solution Information
Plane1 Strike/Dip 247.1˚/65.1˚
Plane2 Strike/Dip 51.7˚/25.7˚
P-Axis Azimuth/Take-off 332.1˚/70.1˚
T-Axis Azimuth/Take-off 170.3˚/20.8˚
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National Research Institute for Earth Science and Disaster Resilience.
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