Japanese English ( β Ver. )
counter
█ Latest Earthquake Information
The following information was automatically determined by the NIED Hi-net system.    See for details
Hypocenter Region TOKACHI REGION
Origin Time (JST) Sep 18, 2024 09:11:24.86
Latitude 43.039N
Longitude 143.314E
Depth 132.8km
Magnitude 2.9

Hypocenter Map
█ Earthquake Information by AQUA system Mechanism Solution Catalog
An earthquake occurred in/around the "S OFF URAKAWA" on Sep 18, 07:35 (JST).
- Sep 18, 2024 07:36:22 (JST) Announcement
- Sep 18, 2024 07:40:06 (JST) Update
You may have to reload the web page to see the latest information.
What is "AQUA" System? (in Japanese)
Max . Amplitude Distribution Maps (in Japanese)
█ Notice of Hi-net Past Notice
Mar 01, 2024:  The guidance of the updating user account 2024.
Mar 20, 2023:  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
   Sep 16, 2024 (JST)   HYUGANADA REGION   M5.4
- Criteria   - Epicenter on the GSI maps   - Back number
◤Earthquake Information ↓ Clickable
Earthquake Information
Hypocenter Region HYUGANADA REGION
Origin Time (JST) Sep 16, 2024 23:13:47.84
Latitude 31.59N
Longitude 131.90E
Depth 12km
Magnitude 5.4
◤Mechanism Solution Information
Mechanism Solution Information
Plane1 Strike/Dip 287.9˚/39.7˚
Plane2 Strike/Dip 190.3˚/83.8˚
P-Axis Azimuth/Take-off 135.2˚/51.6˚
T-Axis Azimuth/Take-off 249.9˚/62.1˚
Policies  |  ▶How to use the data  |  ▶Contact us  |  ▶Web site for mobile phones (in Japanese)
We, NIED, do not deliver any e-mails of immediate seismic information obtained by the AQUA system.
In addition, please understand that we prohibit the redistribution of the seismic data. For more information, please read How to use the Hi-net data and FAQ.
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
Copyright © National Research Institute for Earth Science and Disaster Resilience, All rights Reserved.