- Depth
- 10.0 km
- Source
- USGS
173 km WSW of Port Orford, Oregon
173 km WSW of Port Orford, Oregon
A magnitude M3.1 earthquake was recorded near 173 km WSW of Port Orford, Oregon on September 9, 2025 at 08:05 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.
The data is provided by USGS and cross-checked across seismological networks.
Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.
Depth classes per USGS
No unambiguous area assignment
This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.
Earthquake overview