M4.4 earthquake 239 km W of Bandon, Oregon
A magnitude 4.4 earthquake struck 239 km W of Bandon, Oregon on Mon, Aug 30, 2021, 4:31 AM PDT (11:31 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.8 163 km W of Langlois, Oregon. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-08-30 11:31:17 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 43.506° N, 127.310° W
- Region
- Oregon
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.6 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- Operator assigned
- Station coverage gap
- 164°
- Stations used
- 137
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 2 in the 30 days before it.
After
- 3.0195 km W of Bandon, Oregon · 1858 days ago · 10 km deep · 43 km away
- 2.5off the coast of Oregon · 1854 days ago · 10 km deep · 84 km away
- 3.4236 km W of Langlois, Oregon · 1832 days ago · 10 km deep · 30 km away
- 3.0186 km W of Port Orford, Oregon · 1830 days ago · 10 km deep · 69 km away · felt by 1
- 3.7off the coast of Oregon · 1822 days ago · 10 km deep · 64 km away · felt by 1
- 4.8163 km W of Langlois, Oregon · 1807 days ago · 10 km deep · 81 km away · felt by 12
Before
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000f5ni. Read Mon, Oct 5, 2026, 9:41 AM UTC.