California earthquakes

M1.6 earthquake 5 km NW of Old Station, California

A magnitude 1.6 earthquake struck 5 km NW of Old Station, California on Sun, Apr 18, 1982, 10:36 AM PST (18:36 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.3 8 km WSW of Lake Almanor West, 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
1.6 (md), micro
Local time
UTC
1982-04-18 18:36:24 UTC
Depth
3.0 km (1.9 mi), shallow
Epicenter
40.718° N, 121.472° 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 1.0 km horizontally, 6.5 km in depth
Magnitude uncertainty
±0.32
Depth from
From location
Station coverage gap
171°
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: 38 in the 60 days after this one and 37 in the 30 days before it.

After

  1. 2.38 km WSW of Lake Almanor West, California · 16228 days ago · 2 km deep · 59 km away
  2. 2.15 km NNE of Bella Vista, California · 16227 days ago · 3 km deep · 61 km away
  3. 1.518 km W of Round Mountain, California · 16225 days ago · 3 km deep · 58 km away
  4. 1.99 km WNW of Chester, California · 16225 days ago · 2 km deep · 43 km away
  5. 1.631 km E of Old Station, California · 16225 days ago · 2 km deep · 34 km away
  6. 2.26 km WNW of Manton, California · 16225 days ago · 10 km deep · 50 km away
  7. 1.84 km W of Manton, California · 16223 days ago · 1 km deep · 49 km away
  8. 2.510 km E of Manton, California · 16223 days ago · 0 km deep · 37 km away
  9. 1.815 km E of Lakehead, California · 16222 days ago · 4 km deep · 65 km away
  10. 2.03 km E of Twain, California · 16221 days ago · 20 km deep · 86 km away
  11. 2.40 km WNW of Paynes Creek, California · 16221 days ago · 9 km deep · 57 km away
  12. 2.31 km ESE of East Shore, California · 16219 days ago · -1 km deep · 65 km away
  13. 2.14 km SSE of Keddie, California · 16219 days ago · 7 km deep · 93 km away
  14. 2.816 km NNE of Lookout, California · 16215 days ago · 2 km deep · 77 km away
  15. 1.716 km NW of Chester, California · 16213 days ago · 6 km deep · 35 km away
  16. 1.521 km NNW of Chester, California · 16213 days ago · 3 km deep · 29 km away
  17. 1.911 km SE of Mineral, California · 16211 days ago · 9 km deep · 48 km away
  18. 2.512 km ENE of Bend, California · 16210 days ago · 13 km deep · 68 km away
  19. 1.84 km W of Twain, California · 16206 days ago · 0 km deep · 82 km away
  20. 2.39 km NNW of Old Station, California · 16202 days ago · 8 km deep · 5 km away
  21. 1.511 km NW of Chester, California · 16202 days ago · 3 km deep · 40 km away
  22. 1.717 km NE of Mineral, California · 16191 days ago · 4 km deep · 29 km away
  23. 2.115 km NNE of Shingletown, California · 16189 days ago · 7 km deep · 30 km away
  24. 2.31 km SE of Palo Cedro, California · 16186 days ago · 4 km deep · 66 km away
  25. 2.117 km WSW of Chester, California · 16184 days ago · 4 km deep · 54 km away
  26. 1.66 km NW of Anderson, California · 16182 days ago · 2 km deep · 78 km away
  27. 2.39 km SW of Lakehead, California · 16177 days ago · 9 km deep · 84 km away
  28. 1.65 km E of Paynes Creek, California · 16176 days ago · 3 km deep · 53 km away
  29. 2.57 km E of Keddie, California · 16174 days ago · 5 km deep · 94 km away
  30. 2.18 km W of Chester, California · 16173 days ago · 2 km deep · 48 km away
  31. 2.23 km N of Lake Almanor West, California · 16172 days ago · 8 km deep · 55 km away
  32. 2.14 km E of McCloud, California · 16171 days ago · 4 km deep · 79 km away
  33. 2.818 km N of Big Bend, California · 16169 days ago · 2 km deep · 64 km away
  34. 2.33 km NE of McCloud, California · 16169 days ago · 9 km deep · 82 km away
  35. 1.94 km E of McCloud, California · 16169 days ago · 4 km deep · 80 km away
  36. 2.23 km ENE of McCloud, California · 16168 days ago · 11 km deep · 81 km away
  37. 2.06 km NNE of McCloud, California · 16168 days ago · 8 km deep · 84 km away
  38. 2.03 km NE of McCloud, California · 16168 days ago · 9 km deep · 82 km away

Before

  1. 1.516 km W of Montgomery Creek, California · 16229 days ago · 3 km deep · 57 km away
  2. 1.711 km ESE of Mineral, California · 16229 days ago · 6 km deep · 44 km away
  3. 1.913 km WNW of Round Mountain, California · 16230 days ago · 4 km deep · 53 km away
  4. 1.811 km W of Chester, California · 16231 days ago · 4 km deep · 47 km away
  5. 2.012 km N of Mineral, California · 16231 days ago · 19 km deep · 30 km away
  6. 1.812 km ESE of McCloud, California · 16232 days ago · 4 km deep · 70 km away
  7. 1.816 km NNE of Mineral, California · 16233 days ago · 1 km deep · 27 km away
  8. 3.016 km N of Big Bend, California · 16234 days ago · 3 km deep · 62 km away
  9. 2.816 km N of Big Bend, California · 16234 days ago · 3 km deep · 63 km away
  10. 1.914 km ESE of McCloud, California · 16235 days ago · 4 km deep · 68 km away
  11. 3.319 km N of Big Bend, California · 16236 days ago · 9 km deep · 65 km away
  12. 3.418 km N of Big Bend, California · 16236 days ago · 8 km deep · 64 km away
  13. 1.610 km WNW of Chester, California · 16237 days ago · 1 km deep · 42 km away
  14. 1.712 km WNW of Chester, California · 16237 days ago · 4 km deep · 41 km away
  15. 2.83 km S of Burney, California · 16237 days ago · 3 km deep · 22 km away
  16. 2.64 km S of Burney, California · 16237 days ago · 3 km deep · 21 km away
  17. 2.63 km S of Burney, California · 16237 days ago · 6 km deep · 21 km away
  18. 1.98 km SW of Paynes Creek, California · 16238 days ago · 3 km deep · 65 km away
  19. 2.014 km E of Mineral, California · 16238 days ago · 9 km deep · 42 km away
  20. 1.717 km N of Big Bend, California · 16238 days ago · 3 km deep · 64 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1073802. Read Tue, Sep 22, 2026, 10:26 PM UTC.