M3.1 earthquake 8km E of Kerman, CA
A magnitude 3.1 earthquake struck 8km E of Kerman, CA on Sat, Jul 31, 1971, 11:37 PM PDT (06:37 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M3.6 8km SE of Biola, CA. 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
- Southern California Seismic Network
- Local time
- UTC
- 1971-08-01 06:37:49 UTC
- Depth
- 6.0 km (3.7 mi), shallow
- Epicenter
- 36.736° N, 119.971° W
- Region
- California
- 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 2.7 km horizontally, 31.6 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- Operator assigned
- Station coverage gap
- 298°, poorly surrounded by stations
- Stations used
- 4
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 3 in the 30 days before it.
After
- 3.29km SE of Biola, CA · 20151 days ago · 6 km deep · 2 km away
- 3.68km SE of Biola, CA · 20150 days ago · 6 km deep · 3 km away
Before
Earthquakes todayCalifornia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ci3322420. Read Fri, Oct 2, 2026, 7:13 AM UTC.