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█ Latest Earthquake Information
The following information was automatically determined by the NIED Hi-net system.    See for details
Hypocenter Region KAMIKAWA-SORACHI REGION
Origin Time (JST) Sep 26, 2020 22:02:46.82
Latitude 43.274N
Longitude 142.421E
Depth 161.5km
Magnitude 3.0

Hypocenter Map
█ Earthquake Information by AQUA system Mechanism Solution Catalog
An earthquake occurred in/around the "HYUGANADA REGION" on Sep 26, 04:57 (JST).
- Sep 26, 2020 04:57:26 (JST) Announcement
- Sep 26, 2020 05:02:28 (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 02, 2020:  The guidance of the updating user account 2020.
Aug 01, 2019:  Software to show 3D seismic velocity structure beneath Japan renewal
Jun 14, 2019:  Digital Object Identifiers (DOIs) for Datasets at NIED”Ēs seismograph networks (MOWLAS)
Jan 07, 2015:  We started the continuous waveform data download service for ADEP.
Oct 01, 2014:  We started the continuous waveform data download service for JAMSTEC[DONET1].
█ Recent Large Earthquake
   Sep 20, 2020 (JST)   SE OFF BOSO PENINSULA   M4.9
- Criteria   - Epicenter on the GSI maps   - Back number
◤Earthquake Information ↓ Clickable
Earthquake Information
Hypocenter Region SE OFF BOSO PENINSULA
Origin Time (JST) Sep 20, 2020 19:48:34.39
Latitude 34.98N
Longitude 140.23E
Depth 78km
Magnitude 4.9
◤Mechanism Solution Information
Mechanism Solution Information
Plane1 Strike/Dip 211.9˚/83.2˚
Plane2 Strike/Dip 306.7˚/54.8˚
P-Axis Azimuth/Take-off 264.4˚/71.1˚
T-Axis Azimuth/Take-off 163.3˚/60.6˚
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High Sensitivity Seismograph Network Laboratory, Network Center for Earthquake, Tsunami and Volcano,
National Research Institute for Earth Science and Disaster Resilience.
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