California earthquakes

M3.0 earthquake 5km ENE of Morongo Valley, CA

A magnitude 3.0 earthquake struck 5km ENE of Morongo Valley, CA on Tue, Dec 10, 1946, 4:48 PM GMT-8 (00:48 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.4 7km NNE of Cabazon, CA. This one was a foreshock.

Morongo Valley forecastMore in California

Map

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

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The earthquake

Magnitude
3.0 (ml), micro
Local time
UTC
1946-12-11 00:48:39 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
34.070° N, 116.529° 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 2.2 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.03
Depth from
Operator assigned
Station coverage gap
284°, 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: 15 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 2.83km NNE of Morongo Valley, CA · 29140 days ago · 6 km deep · 3 km away
  2. 2.37km ESE of Palomar Observatory, CA · 29131 days ago · 4 km deep · 86 km away
  3. 2.420km SE of Barstow, CA · 29126 days ago · 6 km deep · 83 km away
  4. 2.52km SSE of Mead Valley, CA · 29120 days ago · 6 km deep · 76 km away
  5. 2.86km NNE of Running Springs, CA · 29112 days ago · 6 km deep · 56 km away
  6. 2.36km ENE of Running Springs, CA · 29112 days ago · 6 km deep · 52 km away
  7. 2.821km ESE of Anza, CA · 29112 days ago · 4 km deep · 67 km away
  8. 2.82km SSW of Redlands, CA · 29111 days ago · 7 km deep · 61 km away
  9. 2.937km NNE of North Shore, CA · 29110 days ago · 6 km deep · 73 km away
  10. 2.68km NE of Cabazon, CA · 29107 days ago · 6 km deep · 21 km away
  11. 2.58km NW of Salton City, CA · 29105 days ago · 6 km deep · 93 km away
  12. 2.46km E of Winchester, CA · 29100 days ago · 6 km deep · 61 km away
  13. 3.47km NNE of Cabazon, CA · 29090 days ago · 6 km deep · 23 km away
  14. 2.52km SSW of Hemet, CA · 29089 days ago · 6 km deep · 56 km away
  15. 2.528km N of Yucca Valley, CA · 29084 days ago · 6 km deep · 34 km away

Before

  1. 2.67km ENE of Desert Hot Springs, CA · 29143 days ago · 6 km deep · 12 km away
  2. 2.58km E of Running Springs, CA · 29144 days ago · 6 km deep · 48 km away
  3. 3.48km NW of Garnet, CA · 29149 days ago · 6 km deep · 16 km away
  4. 2.46km N of Aguanga, CA · 29164 days ago · 3 km deep · 72 km away
  5. 2.64km WSW of Bloomington, CA · 29164 days ago · 4 km deep · 84 km away
  6. 3.03km NNE of Loma Linda, CA · 29168 days ago · 16 km deep · 66 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3359310. Read Tue, Sep 22, 2026, 5:03 AM UTC.