California earthquakes

M2.0 earthquake 2 km E of Tobin, California

A magnitude 2.0 earthquake struck 2 km E of Tobin, California on Mon, Apr 28, 1986, 4:50 PM PDT (23:50 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.8 8 km NNW of Chester, California. This one was a foreshock.

Magalia forecastMore in California

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
2.0 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1986-04-28 23:50:51 UTC
Depth
2.7 km (1.7 mi), shallow
Epicenter
39.936° N, 121.283° 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 0.6 km horizontally, 2.5 km in depth
Magnitude uncertainty
±0.38
Depth from
From location
Station coverage gap
163°
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: 38 in the 60 days after this one and 26 in the 30 days before it.

After

  1. 1.618 km ENE of Willows, California · 14767 days ago · 4 km deep · 73 km away
  2. 1.70 km SSE of Meadow Valley, California · 14766 days ago · 3 km deep · 19 km away
  3. 1.9Northern California · 14763 days ago · 5 km deep · 38 km away
  4. 2.56 km WNW of Palermo, California · 14762 days ago · 22 km deep · 61 km away
  5. 2.32 km E of Storrie, California · 14759 days ago · 4 km deep · 2 km away
  6. 2.88 km NNW of Chester, California · 14759 days ago · 8 km deep · 48 km away
  7. 1.85 km W of Cherokee, California · 14759 days ago · 5 km deep · 43 km away
  8. 1.613 km WNW of Paynes Creek, California · 14758 days ago · 23 km deep · 82 km away
  9. 1.95 km W of Twain, California · 14758 days ago · 8 km deep · 15 km away
  10. 1.67 km S of Cottonwood, California · 14757 days ago · 5 km deep · 95 km away
  11. 2.61 km W of Berry Creek, California · 14757 days ago · 5 km deep · 34 km away
  12. 2.312 km SSE of Sierraville, California · 14756 days ago · -1 km deep · 96 km away
  13. 1.61 km NNE of Thermalito, California · 14756 days ago · 1 km deep · 52 km away
  14. 2.49 km SSE of Stirling City, California · 14755 days ago · 4 km deep · 19 km away
  15. 1.78 km N of Chester, California · 14753 days ago · 1 km deep · 50 km away
  16. 1.73 km W of Greenville, California · 14749 days ago · 4 km deep · 34 km away
  17. 1.65 km W of Willows, California · 14749 days ago · 5 km deep · 96 km away
  18. 2.512 km SE of Bucks Lake, California · 14749 days ago · 6 km deep · 23 km away
  19. 1.520 km NE of Shingletown, California · 14749 days ago · 3 km deep · 87 km away
  20. 2.83 km ESE of South Oroville, California · 14744 days ago · 0 km deep · 54 km away
  21. 1.99 km WNW of Chester, California · 14743 days ago · -2 km deep · 44 km away
  22. 1.712 km WSW of Chester, California · 14738 days ago · 3 km deep · 40 km away
  23. 2.46 km E of Orland, California · 14737 days ago · 4 km deep · 74 km away
  24. 1.89 km NNW of Old Station, California · 14733 days ago · 4 km deep · 92 km away
  25. 2.16 km ESE of Sierraville, California · 14728 days ago · -1 km deep · 93 km away
  26. 1.913 km E of Cottonwood, California · 14727 days ago · 4 km deep · 86 km away
  27. 1.714 km ESE of Mineral, California · 14725 days ago · 6 km deep · 41 km away
  28. 2.415km WNW of Susanville, CA · 14719 days ago · 10 km deep · 71 km away
  29. 2.215 km WNW of Susanville, California · 14719 days ago · 4 km deep · 71 km away
  30. 2.03 km NNE of Palermo, California · 14718 days ago · 23 km deep · 56 km away
  31. 2.17 km NW of Old Station, California · 14718 days ago · 5 km deep · 90 km away
  32. 1.515 km SE of Mineral, California · 14718 days ago · 5 km deep · 39 km away
  33. 2.312 km SE of Bend, California · 14716 days ago · 22 km deep · 75 km away
  34. 1.59 km NNE of Mineral, California · 14712 days ago · 5 km deep · 59 km away
  35. 2.58 km NNE of Clipper Mills, California · 14710 days ago · 19 km deep · 40 km away
  36. 2.710 km SSE of Willows, California · 14709 days ago · 45 km deep · 93 km away
  37. 2.52 km S of Taylorsville, California · 14708 days ago · 2 km deep · 40 km away
  38. 1.75 km WSW of Forbestown, California · 14707 days ago · 1 km deep · 49 km away

Before

  1. 1.97 km ESE of Magalia, California · 14767 days ago · 11 km deep · 24 km away
  2. 2.02 km ENE of Lake Almanor West, California · 14768 days ago · 6 km deep · 36 km away
  3. 1.96 km ENE of Mineral, California · 14769 days ago · 8 km deep · 54 km away
  4. 2.13 km ENE of Alleghany, California · 14775 days ago · 13 km deep · 66 km away
  5. 2.32 km WSW of Plumas Eureka (historical), California · 14776 days ago · 4 km deep · 51 km away
  6. 1.64 km ENE of Tobin, California · 14776 days ago · 4 km deep · 3 km away
  7. 2.013 km ESE of Mineral, California · 14777 days ago · 7 km deep · 41 km away
  8. 2.17 km SSE of Washington, California · 14778 days ago · 4 km deep · 84 km away
  9. 2.13 km ENE of Alleghany, California · 14778 days ago · 14 km deep · 66 km away
  10. 2.1Northern California · 14778 days ago · 11 km deep · 66 km away
  11. 2.63 km ESE of Alleghany, California · 14778 days ago · -1 km deep · 67 km away
  12. 2.87 km ESE of Milford, California · 14778 days ago · 10 km deep · 87 km away
  13. 2.06 km W of Twain, California · 14778 days ago · 5 km deep · 15 km away
  14. 2.36 km ENE of Rancho Tehama Reserve, California · 14779 days ago · 4 km deep · 90 km away
  15. 1.9Northern California · 14779 days ago · 4 km deep · 66 km away
  16. 2.33 km ENE of Alleghany, California · 14780 days ago · 12 km deep · 65 km away
  17. 2.13 km ENE of Alleghany, California · 14781 days ago · 12 km deep · 65 km away
  18. 1.93 km ENE of Alleghany, California · 14781 days ago · 16 km deep · 65 km away
  19. 1.65 km NE of Alleghany, California · 14781 days ago · 4 km deep · 64 km away
  20. 2.35 km ENE of Sierra City, California · 14782 days ago · 4 km deep · 72 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc10085407. Read Fri, Oct 2, 2026, 9:15 PM UTC.