Japanese English ( β Ver. )
█ Latest Earthquake Information
The following information was automatically determined by the NIED Hi-net system.    See for details
Origin Time (JST) Feb 23, 2019 18:07:14.96
Latitude 36.829N
Longitude 140.596E
Depth 7.1km
Magnitude 2.6

Hypocenter Map
█ Earthquake Information by AQUA system Mechanism Solution Catalog
An earthquake occurred in/around the "E OFF FUKUSHIMA PREF" on Feb 23, 15:48 (JST).
- Feb 23, 2019 15:49:19 (JST) Announcement
- Feb 23, 2019 15:53:28 (JST) Update
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What is "AQUA" System? (in Japanese)
Max . Amplitude Distribution Maps (in Japanese)
█ Notice of Hi-net Past Notice
Feb 13, 2019:  Information about Scheduled Maintenance
Mar 01, 2018:  The guidance of the updating user account 2018.
Mar 01, 2018:  Software to show 3D seismic velocity structure beneath Japan
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
   Feb 21, 2019 (JST)   ISHIKARI DEPRESSION   M6.1
- Criteria   - Epicenter on the GSI maps   - Back number
◤Earthquake Information ↓ Clickable
Origin Time (JST) Feb 21, 2019 21:22:40.73
Latitude 42.77N
Longitude 142.00E
Depth 32km
Magnitude 6.1
◤Mechanism Solution Information
Plane1 Strike/Dip 189.0˚/0.2˚
Plane2 Strike/Dip 9.0˚/89.8˚
P-Axis Azimuth/Take-off 99.0˚/45.2˚
T-Axis Azimuth/Take-off 279.0˚/44.8˚
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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.
3-1 Tennodai, Tsukuba City, Ibaraki Prefecture, 305-0006, JAPAN
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