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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) Aug 15, 2022 12:42:52.72
Latitude 34.565N
Longitude 140.679E
Depth 59.5km
Magnitude 2.8

Hypocenter Map
█ Earthquake Information by AQUA system Mechanism Solution Catalog
AQUA system There are no upcoming hypocenter information.
What is "AQUA" System? (in Japanese)
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█ Notice of Hi-net Past Notice
Jul 29, 2022:  Information about maintenance at stations N.ST1H, 2H, 3H, 4H, 5H, and 6H
Mar 01, 2022:  The guidance of the updating user account 2022.
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)
█ Recent Large Earthquake
   Aug 12, 2022 (JST)   NEAR CHOSHI CITY   M4.7
- Criteria   - Epicenter on the GSI maps   - Back number
◤Earthquake Information ↓ Clickable
Earthquake Information
Hypocenter Region NEAR CHOSHI CITY
Origin Time (JST) Aug 12, 2022 21:11:00.38
Latitude 35.57N
Longitude 141.01E
Depth 40km
Magnitude 4.7
◤Mechanism Solution Information
Mechanism Solution Information
Plane1 Strike/Dip 99.9˚/79.6˚
Plane2 Strike/Dip 263.4˚/10.8˚
P-Axis Azimuth/Take-off 187.2˚/55.5˚
T-Axis Azimuth/Take-off 13.6˚/34.7˚
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National Research Institute for Earth Science and Disaster Resilience.
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