M3.4 earthquake 7 km ESE of Big Pine, California
A magnitude 3.4 earthquake struck 7 km ESE of Big Pine, California on Thu, Apr 19, 1973, 7:44 PM PST (03:44 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.4 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1973-04-20 03:44:44 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 37.132° N, 118.210° W
- Region
- California
- 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 |
|---|---|---|---|
| 3.4 | ML, local (Richter) | USGS National Earthquake Information Center | Preferred · Reviewed |
| 2.63 | ML, local (Richter) | Southern California Seismic Network | Final · ±0.091 · 4 stations |
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
- Stations used
- 10
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 3.24 km SSE of Big Pine, California · 19523 days ago · 8 km deep · 5 km away
- 2.313km NNW of Independence, CA · 19515 days ago · 0 km deep · 26 km away
- 3.024km NE of Dixon Lane-Meadow Creek, CA · 19478 days ago · 6 km deep · 42 km away
- 3.08km W of Olancha, CA · 19473 days ago · 0 km deep · 94 km away
Before
Earthquakes todayCalifornia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00001fm (also filed as ci3320070). Read Sat, Oct 3, 2026, 8:51 AM UTC.