M2.1 earthquake 7 km N of Truckee, California
A magnitude 2.1 earthquake struck 7 km N of Truckee, California on Tue, Nov 10, 1981, 4:17 AM PST (12:17 UTC), 22 km (14 mi) below the surface.
A larger quake followed: M3.9 4 km N of Plumas Eureka, California. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (md), micro
- Local time
- UTC
- 1981-11-10 12:17:40 UTC
- Depth
- 21.9 km (13.6 mi), shallow
- Epicenter
- 39.398° N, 120.192° 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 1.1 km horizontally, 2.1 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- From location
- Station coverage gap
- 285°, poorly surrounded by stations
- 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: 10 in the 60 days after this one and 5 in the 30 days before it.
After
- 1.912 km N of Soda Springs, California · 16382 days ago · 8 km deep · 15 km away
- 1.910 km SSW of Markleeville, California · 16365 days ago · 0 km deep · 93 km away
- 3.2Northern California · 16350 days ago · 0 km deep · 73 km away
- 1.86 km W of Dobbins, California · 16349 days ago · 14 km deep · 94 km away
- 2.0Northern California · 16348 days ago · 6 km deep · 27 km away
- 2.66 km W of Sierra City, California · 16342 days ago · 19 km deep · 48 km away
- 2.212 km NE of Beckwourth, California · 16337 days ago · 0 km deep · 57 km away
- 3.94 km N of Plumas Eureka, California · 16336 days ago · -1 km deep · 62 km away
- 2.44 km WNW of Plumas Eureka, California · 16334 days ago · 5 km deep · 63 km away
- 2.310 km SE of Markleeville, California · 16333 days ago · 0 km deep · 95 km away
Before
- 1.95 km SSE of Sierraville, California · 16394 days ago · 4 km deep · 21 km away
- 1.87 km SSW of Kingvale, California · 16395 days ago · 14 km deep · 28 km away
- 3.313 km SSE of Sparks, Nevada · 16397 days ago · 2 km deep · 41 km away
- 1.916 km ESE of Alta, California · 16412 days ago · 24 km deep · 45 km away
- 1.917 km W of Kirkwood, California · 16420 days ago · 14 km deep · 74 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event nc1069335. Read Sat, Sep 26, 2026, 3:10 PM UTC.