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█ Latest Earthquake Information
The following information was automatically determined by the NIED Hi-net system.    See for details
Hypocenter Region CENTRAL CHIBA PREF
Origin Time (JST) Feb 28, 2020 16:36:22.67
Latitude 35.589N
Longitude 140.164E
Depth 66.4km
Magnitude 2.6

Hypocenter Map
█ Earthquake Information by AQUA system Mechanism Solution Catalog
There are no upcoming hypocenter information.
What is "AQUA" System? (in Japanese)
Max . Amplitude Distribution Maps (in Japanese)
█ Notice of Hi-net Past Notice
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)
Mar 01, 2019:  The guidance of the updating user account 2019.
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 17, 2020 (JST)   SOUTHERN IBARAKI PREF   M4.5
- Criteria   - Epicenter on the GSI maps   - Back number
◤Earthquake Information ↓ Clickable
Origin Time (JST) Feb 17, 2020 12:40:51.08
Latitude 36.01N
Longitude 140.23E
Depth 40km
Magnitude 4.5
◤Mechanism Solution Information
Plane1 Strike/Dip 279.0˚/8.6˚
Plane2 Strike/Dip 99.0˚/81.4˚
P-Axis Azimuth/Take-off 189.0˚/53.6˚
T-Axis Azimuth/Take-off 9.0˚/36.4˚
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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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