California earthquakes

M2.9 earthquake 19km NNE of Indio, CA

A magnitude 2.9 earthquake struck 19km NNE of Indio, CA on Sat, Apr 1, 1939, 11:34 AM GMT-8 (19:34 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.3 17km SE of Anza, CA. This one was a foreshock.

Indio Hills forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
2.9 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1939-04-01 19:34:57 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
33.880° N, 116.139° W
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 15.8 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
354°, poorly surrounded by stations
Stations used
3

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 3.73km E of Running Springs, CA · 31962 days ago · 6 km deep · 94 km away
  2. 2.43km ESE of Running Springs, CA · 31959 days ago · 6 km deep · 94 km away
  3. 2.74km WNW of Aguanga, CA · 31942 days ago · 6 km deep · 85 km away
  4. 4.317km SE of Anza, CA · 31922 days ago · 6 km deep · 59 km away
  5. 2.84km SSE of North Shore, CA · 31912 days ago · 6 km deep · 48 km away
  6. 3.58km SW of Big Bear Lake, CA · 31910 days ago · 8 km deep · 83 km away
  7. 2.714km N of Borrego Springs, CA · 31904 days ago · 6 km deep · 60 km away

Before

  1. 2.83km W of Morongo Valley, CA · 31966 days ago · 6 km deep · 48 km away
  2. 2.44km E of Morongo Valley, CA · 31966 days ago · 6 km deep · 41 km away
  3. 2.822km ESE of Anza, CA · 31972 days ago · 6 km deep · 57 km away
  4. 3.812km NE of Amboy, CA · 31973 days ago · 6 km deep · 95 km away
  5. 2.715km WNW of Morongo Valley, CA · 31974 days ago · 6 km deep · 60 km away
  6. 2.718km NW of Yucca Valley, CA · 31974 days ago · 6 km deep · 56 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3364942. Read Sun, Oct 4, 2026, 5:15 PM UTC.