California earthquakes

M1.7 earthquake 27 km SSW of Likely, California

A magnitude 1.7 earthquake struck 27 km SSW of Likely, California on Wed, Jul 1, 1981, 12:00 AM PDT (07:00 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.9 15 km NNE of Mineral, California. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1981-07-01 07:00:11 UTC
Depth
3.1 km (1.9 mi), shallow
Epicenter
40.987° N, 120.581° 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 29.9 km horizontally, 33.8 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
328°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 2.13 km NW of Lake Almanor Country Club, California · 16530 days ago · 3 km deep · 95 km away
  2. 2.514 km NNE of Mineral, California · 16524 days ago · 2 km deep · 98 km away
  3. 2.915 km NNE of Mineral, California · 16524 days ago · 0 km deep · 97 km away
  4. 1.716 km NE of Mineral, California · 16521 days ago · 1 km deep · 95 km away
  5. 1.50 km NW of Lake Almanor Country Club, California · 16517 days ago · 2 km deep · 95 km away
  6. 1.82 km NE of Canyondam, California · 16512 days ago · 2 km deep · 97 km away
  7. 1.93 km SW of East Shore, California · 16510 days ago · 1 km deep · 97 km away
  8. 1.830 km NNW of McArthur, California · 16498 days ago · 10 km deep · 90 km away
  9. 2.01 km ENE of Chester, California · 16497 days ago · 7 km deep · 92 km away
  10. 2.02 km ESE of Chester, California · 16497 days ago · 5 km deep · 93 km away
  11. 2.30 km NW of Chester, California · 16488 days ago · 2 km deep · 93 km away
  12. 1.619 km N of Chester, California · 16484 days ago · 0 km deep · 76 km away
  13. 1.9Northern California · 16479 days ago · 3 km deep · 92 km away

Before

  1. 2.07 km NNW of McArthur, California · 16543 days ago · 3 km deep · 73 km away
  2. 1.917 km NNW of Chester, California · 16544 days ago · 3 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1065037. Read Sun, Oct 4, 2026, 10:55 AM UTC.