| Magnitude | 5.2 |
| Region | EASTERN HONSHU, JAPAN |
| Date time | 2025-04-18 11:19:28.8 UTC |
| Location | 36.531 ; 137.892 |
| Depth | 9 km |
| Distance | 29 km SW of Nagano, Japan / pop: 360,000 / local time: 20:19:28.8 2025-04-18 4 km NNE of Ōmachi, Japan / pop: 30,500 / local time: 20:19:28.8 2025-04-18 |
Source parameters reviewed by a seismologist
All data providers for this event:
Seismological Survey of Serbia -- Belgrade, Serbia (BEO)EMSC - CSLOC -- Arpajon, France (CSLC)
Badan Meteorologi, Klimatologi dan Geofisika -- Jakarta, Indonesia (BMKG)
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)
Geophysical Survey of the Russian Academy of Sciences -- Obninsk, Russia (GSRAS)
Japan Meteorological Agency Seismic Network -- Tokyo, Japan (JMA)
Kandilli Observatory and Earthquake Research Institute -- Istanbul, Turkey (KOERI)
Ukrainian NDC, Main Center of Special Monitoring -- Kyiv, Ukraine (MCSM)
Malaysian Meteorological Department -- Kuala Lumpur, Malaysia (MET)
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)
EMSC -- Arpajon, France (SC4)
Further information can be found at:
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)Japan Meteorological Agency Seismic Network -- Tokyo, Japan (JMA)
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)