M3.1 earthquake 142km WSW of Gold Beach, OR
A magnitude 3.1 earthquake struck 142km WSW of Gold Beach, OR on Mon, Nov 29, 2021, 8:31 PM PST (04:31 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M3.2 162 km W of Port Orford, Oregon. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.1 (ML, local (Richter)), minor
- Magnitude from
- Northern California Seismic System
- Local time
- UTC
- 2021-11-30 04:31:24 UTC
- Depth
- 9.9 km (6.1 mi), shallow
- Epicenter
- 41.888° N, 125.992° W
- Region
- Oregon
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 3.13 | ML, local (Richter) | Northern California Seismic System | Preferred · Final · ±0.224 · 19 stations |
| 2.8 | ML, local (Richter) | USGS National Earthquake Information Center | Reviewed · ±0.038 · 92 stations |
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 3.8 km horizontally, 31.6 km in depth
- Magnitude uncertainty
- ±0.22
- Depth from
- Operator assigned
- Station coverage gap
- 271°, poorly surrounded by stations
- Stations used
- 45
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 2.9136km W of Brookings, OR · 1770 days ago · 10 km deep · 7 km away
- 3.2162 km W of Port Orford, Oregon · 1725 days ago · 10 km deep · 80 km away
- 2.7156 km WSW of Port Orford, Oregon · 1712 days ago · 10 km deep · 73 km away
Before
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event nc73659845 (also filed as us6000g7te). Read Mon, Oct 5, 2026, 3:36 AM UTC.