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█ Latest Earthquake Information
The following information was automatically determined by the NIED Hi-net system.    See for details
Hypocenter Region IBURI REGION
Origin Time (JST) Dec 07, 2023 23:45:07.93
Latitude 42.615N
Longitude 140.923E
Depth 139.8km
Magnitude 3.0

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
Dec 04, 2023:  Information about Scheduled Maintenance
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
   Dec 01, 2023 (JST)   SE OFF MIYAGI PREF   M5.1
- Criteria   - Epicenter on the GSI maps   - Back number
◤Earthquake Information ↓ Clickable
Earthquake Information
Hypocenter Region SE OFF MIYAGI PREF
Origin Time (JST) Dec 01, 2023 12:52:13.67
Latitude 37.95N
Longitude 141.78E
Depth 57km
Magnitude 5.1
◤Mechanism Solution Information
Mechanism Solution Information
Plane1 Strike/Dip 222.2˚/58.4˚
Plane2 Strike/Dip 35.5˚/31.7˚
P-Axis Azimuth/Take-off 309.6˚/76.6˚
T-Axis Azimuth/Take-off 142.7˚/13.7˚
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