California earthquakes

M1.8 earthquake 7 km E of Manton, California

A magnitude 1.8 earthquake struck 7 km E of Manton, California on Fri, Jun 26, 1981, 7:44 PM PDT (02:44 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.1 5 km WSW of Paskenta, 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
1.8 (md), micro
Local time
UTC
1981-06-27 02:44:13 UTC
Depth
2.8 km (1.8 mi), shallow
Epicenter
40.426° N, 121.782° 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 6.6 km horizontally, 9.3 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
268°, 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: 35 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 2.2Northern California · 16531 days ago · 4 km deep · 67 km away
  2. 3.15 km WSW of Paskenta, California · 16526 days ago · 4 km deep · 93 km away
  3. 2.13 km NW of Lake Almanor Country Club, California · 16526 days ago · 3 km deep · 54 km away
  4. 2.012 km WNW of Burney, California · 16525 days ago · 3 km deep · 55 km away
  5. 1.916 km S of Round Mountain, California · 16522 days ago · 4 km deep · 27 km away
  6. 2.514 km NNE of Mineral, California · 16520 days ago · 2 km deep · 23 km away
  7. 2.915 km NNE of Mineral, California · 16520 days ago · 0 km deep · 24 km away
  8. 1.612 km WSW of Chester, California · 16519 days ago · 3 km deep · 38 km away
  9. 1.716 km NE of Mineral, California · 16517 days ago · 1 km deep · 26 km away
  10. 1.50 km NW of Lake Almanor Country Club, California · 16512 days ago · 2 km deep · 57 km away
  11. 2.611 km NE of Nord, California · 16512 days ago · 21 km deep · 65 km away
  12. 2.3Northern California · 16510 days ago · 2 km deep · 96 km away
  13. 2.86 km NNW of Thermalito, California · 16509 days ago · 2 km deep · 97 km away
  14. 2.913 km E of Bend, California · 16508 days ago · 24 km deep · 30 km away
  15. 1.52 km ESE of Nord, California · 16508 days ago · 14 km deep · 74 km away
  16. 1.8Northern California · 16508 days ago · 9 km deep · 24 km away
  17. 1.82 km NE of Canyondam, California · 16508 days ago · 2 km deep · 67 km away
  18. 1.93 km SW of East Shore, California · 16506 days ago · 1 km deep · 62 km away
  19. 2.75 km ESE of Chico, California · 16505 days ago · 19 km deep · 79 km away
  20. 2.010 km W of Lake Almanor West, California · 16503 days ago · 3 km deep · 44 km away
  21. 2.27 km NE of Montgomery Creek, California · 16501 days ago · 7 km deep · 52 km away
  22. 1.92 km S of Lakehead, California · 16496 days ago · 4 km deep · 72 km away
  23. 1.86 km WSW of Durham, California · 16496 days ago · 29 km deep · 91 km away
  24. 1.830 km NNW of McArthur, California · 16494 days ago · 10 km deep · 97 km away
  25. 2.01 km ENE of Chester, California · 16493 days ago · 7 km deep · 50 km away
  26. 2.02 km ESE of Chester, California · 16493 days ago · 5 km deep · 50 km away
  27. 1.6Northern California · 16492 days ago · 3 km deep · 41 km away
  28. 1.9Northern California · 16491 days ago · 13 km deep · 27 km away
  29. 1.97 km ESE of Los Molinos, California · 16490 days ago · 3 km deep · 52 km away
  30. 1.615 km NNE of Butte Meadows, California · 16488 days ago · 3 km deep · 35 km away
  31. 2.30 km NW of Chester, California · 16484 days ago · 2 km deep · 48 km away
  32. 1.710 km SE of Mineral, California · 16481 days ago · 2 km deep · 29 km away
  33. 1.712 km ENE of Shingletown, California · 16480 days ago · 7 km deep · 14 km away
  34. 1.619 km N of Chester, California · 16480 days ago · 0 km deep · 50 km away
  35. 1.9Northern California · 16475 days ago · 3 km deep · 38 km away

Before

  1. 1.818 km ENE of Shingletown, California · 16532 days ago · 8 km deep · 16 km away
  2. 2.212 km WSW of Chester, California · 16534 days ago · 3 km deep · 41 km away
  3. 3.12 km NNW of Belden, California · 16535 days ago · 5 km deep · 63 km away
  4. 2.07 km NNW of McArthur, California · 16539 days ago · 3 km deep · 82 km away
  5. 1.917 km NNW of Chester, California · 16540 days ago · 3 km deep · 42 km away
  6. 2.213 km WNW of Cohasset, California · 16548 days ago · 15 km deep · 51 km away
  7. 1.92 km S of Lakehead, California · 16553 days ago · 3 km deep · 72 km away
  8. 2.311 km N of Chester, California · 16560 days ago · 2 km deep · 45 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1064918. Read Wed, Sep 30, 2026, 6:01 AM UTC.