M2.8 earthquake 17km WSW of Avalon, CA
A magnitude 2.8 earthquake struck 17km WSW of Avalon, CA on Fri, Feb 21, 1941, 2:05 PM GMT-8 (22:05 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M2.9 3km NNE of Torrance, CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.8 (ml), micro
- Local time
- UTC
- 1941-02-21 22:05:24 UTC
- Depth
- 6.0 km (3.7 mi), shallow
- Epicenter
- 33.280° N, 118.491° 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 4.6 km horizontally, 31.6 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- Operator assigned
- Station coverage gap
- 291°, 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: 8 in the 60 days after this one and 1 in the 30 days before it.
After
- 2.93km NNE of Torrance, CA · 31258 days ago · 6 km deep · 66 km away
- 2.51km NNW of Lawndale, CA · 31258 days ago · 6 km deep · 70 km away
- 2.03km ESE of Century City, CA · 31250 days ago · 3 km deep · 86 km away
- 3.815km NNE of Avalon, CA · 31231 days ago · 6 km deep · 30 km away
- 3.011km S of Seal Beach, CA · 31223 days ago · 6 km deep · 53 km away
- 2.538km S of Port Hueneme, CA · 31221 days ago · 6 km deep · 85 km away
- 2.64km ENE of Malibu, CA · 31209 days ago · 6 km deep · 86 km away
- 2.94km WNW of Signal Hill, CA · 31203 days ago · 6 km deep · 65 km away
Before
Earthquakes todayCalifornia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ci3365564. Read Tue, Sep 22, 2026, 9:21 PM UTC.