California earthquakes

M2.0 earthquake 8 km WNW of Truckee, California

A magnitude 2.0 earthquake struck 8 km WNW of Truckee, California on Wed, Apr 1, 1981, 3:54 AM PST (11:54 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M3.1 9 km NNW of Truckee, California. This one was a foreshock.

Truckee 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
2.0 (md), micro
Local time
UTC
1981-04-01 11:54:26 UTC
Depth
24.8 km (15.4 mi), shallow
Epicenter
39.347° N, 120.274° 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 7.7 km horizontally, 3.1 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
307°, poorly surrounded by stations
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 3.19 km NNW of Truckee, California · 16609 days ago · 9 km deep · 9 km away
  2. 2.110 km NW of Truckee, California · 16608 days ago · 12 km deep · 6 km away
  3. 2.48 km NW of Truckee, California · 16603 days ago · 13 km deep · 5 km away
  4. 2.218 km ENE of Pollock Pines, California · 16599 days ago · 3 km deep · 58 km away
  5. 1.711 km NW of Truckee, California · 16597 days ago · 4 km deep · 6 km away
  6. 2.013 km SW of Kingvale, California · 16595 days ago · 16 km deep · 26 km away
  7. 2.27 km WNW of Sierra City, California · 16586 days ago · 10 km deep · 46 km away
  8. 4.210 km WSW of Virginia City, Nevada · 16582 days ago · 10 km deep · 44 km away
  9. 2.70 km WSW of Clipper Mills, California · 16566 days ago · 11 km deep · 79 km away
  10. 2.53 km SW of Clipper Mills, California · 16564 days ago · 12 km deep · 80 km away
  11. 2.50 km SSW of Clipper Mills, California · 16560 days ago · 12 km deep · 79 km away
  12. 2.91 km SW of Clipper Mills, California · 16555 days ago · 14 km deep · 80 km away

Before

  1. 2.99 km NW of Truckee, California · 16614 days ago · 14 km deep · 4 km away
  2. 1.710 km NNW of Truckee, California · 16615 days ago · 13 km deep · 7 km away
  3. 2.39 km NNW of Truckee, California · 16615 days ago · 11 km deep · 8 km away
  4. 3.88 km NNW of Truckee, California · 16615 days ago · 5 km deep · 8 km away
  5. 2.39 km NNW of Truckee, California · 16615 days ago · 14 km deep · 7 km away
  6. 2.29 km NNW of Truckee, California · 16615 days ago · 12 km deep · 9 km away
  7. 2.011 km N of Truckee, California · 16615 days ago · 7 km deep · 13 km away
  8. 2.011 km NNW of Truckee, California · 16615 days ago · 11 km deep · 7 km away
  9. 2.211 km NW of Truckee, California · 16615 days ago · 7 km deep · 7 km away
  10. 3.58 km NNW of Truckee, California · 16615 days ago · 9 km deep · 7 km away
  11. 1.69 km WNW of Plumas Eureka (historical), California · 16617 days ago · 7 km deep · 68 km away
  12. 1.63 km SSW of Soda Springs, California · 16628 days ago · 15 km deep · 12 km away
  13. 1.89 km SE of Alta, California · 16629 days ago · 0 km deep · 46 km away
  14. 1.94 km WNW of Alpine Village, California · 16629 days ago · 11 km deep · 71 km away
  15. 1.810 km NNE of Bear Valley, California · 16635 days ago · 13 km deep · 92 km away
  16. 1.811 km NNE of Bear Valley, California · 16635 days ago · 0 km deep · 92 km away
  17. 1.59 km WSW of Markleeville, California · 16638 days ago · 2 km deep · 84 km away
  18. 1.95 km SSW of Kingvale, California · 16639 days ago · 7 km deep · 17 km away
  19. 2.58 km SW of Clio, California · 16639 days ago · 14 km deep · 49 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1061978. Read Tue, Sep 22, 2026, 8:47 PM UTC.