California earthquakes

M2.9 earthquake 5 km WNW of Philo, California

A magnitude 2.9 earthquake struck 5 km WNW of Philo, California on Thu, Jan 14, 1982, 8:53 PM PST (04:53 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M3.0 4 km WSW of Cobb, 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
2.9 (md), micro
Local time
UTC
1982-01-15 04:53:23 UTC
Depth
18.2 km (11.3 mi), shallow
Epicenter
39.091° N, 123.496° 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 2.8 km horizontally, 2.1 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
206°, poorly surrounded by stations
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 117 in the 60 days after this one and 82 in the 30 days before it.

After

  1. 3.04 km WSW of Cobb, California · 16323 days ago · 4 km deep · 70 km away
  2. 1.97 km WSW of Cobb, California · 16322 days ago · 2 km deep · 67 km away
  3. 1.69 km WSW of Cobb, California · 16321 days ago · 2 km deep · 66 km away
  4. 1.58 km WSW of Cobb, California · 16320 days ago · 1 km deep · 67 km away
  5. 1.66 km W of Cobb, California · 16320 days ago · 3 km deep · 67 km away
  6. 1.76 km W of Cobb, California · 16320 days ago · 3 km deep · 67 km away
  7. 1.59 km WSW of Cobb, California · 16320 days ago · 1 km deep · 66 km away
  8. 1.625 km SE of Covelo, California · 16320 days ago · 9 km deep · 69 km away
  9. 1.924 km SE of Covelo, California · 16319 days ago · 3 km deep · 69 km away
  10. 2.025 km SE of Covelo, California · 16319 days ago · 9 km deep · 68 km away
  11. 2.47 km WSW of Cobb, California · 16319 days ago · 3 km deep · 67 km away
  12. 1.57 km E of Willits, California · 16318 days ago · 7 km deep · 40 km away
  13. 3.03 km W of Hidden Valley Lake, California · 16316 days ago · 4 km deep · 84 km away
  14. 1.67 km WSW of Cobb, California · 16316 days ago · 1 km deep · 67 km away
  15. 2.36 km W of Cobb, California · 16316 days ago · 3 km deep · 68 km away
  16. 3.19 km WSW of Cobb, California · 16316 days ago · 0 km deep · 66 km away
  17. 1.612 km SSE of Laytonville, California · 16315 days ago · 8 km deep · 56 km away
  18. 1.77 km WSW of Cobb, California · 16313 days ago · 0 km deep · 67 km away
  19. 3.26 km W of Cobb, California · 16311 days ago · 4 km deep · 68 km away
  20. 1.59 km WSW of Cobb, California · 16311 days ago · 1 km deep · 67 km away
  21. 2.15 km NE of Santa Rosa, California · 16309 days ago · 9 km deep · 99 km away
  22. 2.67 km WSW of Cobb, California · 16309 days ago · 0 km deep · 68 km away
  23. 1.95 km NW of Elk Creek, California · 16308 days ago · 8 km deep · 98 km away
  24. 2.54 km WSW of Cobb, California · 16308 days ago · 0 km deep · 71 km away
  25. 1.56 km W of Cobb, California · 16307 days ago · 3 km deep · 67 km away
  26. 2.37 km W of Cobb, California · 16307 days ago · 0 km deep · 67 km away
  27. 1.56 km ESE of Potter Valley, California · 16305 days ago · 10 km deep · 45 km away
  28. 1.67 km W of Cobb, California · 16304 days ago · -1 km deep · 67 km away
  29. 2.58 km NNW of Redwood Valley, California · 16303 days ago · 3 km deep · 34 km away
  30. 1.68 km WSW of Cobb, California · 16303 days ago · 2 km deep · 66 km away
  31. 2.17 km WSW of Albion, California · 16303 days ago · 4 km deep · 34 km away
  32. 1.810 km WSW of Cobb, California · 16302 days ago · 2 km deep · 66 km away
  33. 1.627 km NNE of Potter Valley, California · 16302 days ago · 9 km deep · 68 km away
  34. 1.89 km WSW of Cobb, California · 16300 days ago · 0 km deep · 66 km away
  35. 1.86 km SW of Cobb, California · 16300 days ago · 2 km deep · 71 km away
  36. 1.74 km WSW of Cobb, California · 16300 days ago · 0 km deep · 71 km away
  37. 3.24 km S of Cobb, California · 16300 days ago · 2 km deep · 75 km away
  38. 2.08 km WSW of Cobb, California · 16299 days ago · 0 km deep · 68 km away
  39. 2.04 km S of Cobb, California · 16298 days ago · 0 km deep · 75 km away
  40. 1.58 km WSW of Cobb, California · 16298 days ago · 2 km deep · 66 km away
  41. 2.18 km W of Hopland, California · 16297 days ago · 5 km deep · 29 km away
  42. 1.622 km ENE of Potter Valley, California · 16297 days ago · 7 km deep · 64 km away
  43. 1.95 km SW of Cobb, California · 16296 days ago · 0 km deep · 71 km away
  44. 1.68 km WSW of Cobb, California · 16296 days ago · 1 km deep · 67 km away
  45. 1.87 km W of Cobb, California · 16296 days ago · -1 km deep · 67 km away
  46. 2.36 km WSW of Cobb, California · 16295 days ago · -1 km deep · 68 km away
  47. 1.79 km WSW of Cobb, California · 16295 days ago · 2 km deep · 66 km away
  48. 1.68 km WSW of Cobb, California · 16295 days ago · 1 km deep · 67 km away
  49. 1.67 km WSW of Cobb, California · 16294 days ago · 1 km deep · 67 km away
  50. 1.87 km WSW of Cobb, California · 16294 days ago · 1 km deep · 67 km away
  51. 2.49 km WSW of Cobb, California · 16293 days ago · 2 km deep · 66 km away
  52. 1.79 km W of Redwood Valley, California · 16293 days ago · 2 km deep · 25 km away
  53. 2.58 km WSW of Cobb, California · 16293 days ago · 2 km deep · 66 km away
  54. 2.48 km W of Cobb, California · 16292 days ago · 1 km deep · 66 km away
  55. 2.118 km E of Potter Valley, California · 16291 days ago · 5 km deep · 58 km away
  56. 3.17 km WSW of Cobb, California · 16291 days ago · 3 km deep · 68 km away
  57. 2.28 km WSW of Cobb, California · 16291 days ago · 3 km deep · 68 km away
  58. 2.08 km ENE of Potter Valley, California · 16291 days ago · 10 km deep · 50 km away
  59. 2.519 km NNE of Upper Lake, California · 16291 days ago · 3 km deep · 61 km away
  60. 1.56 km W of Cobb, California · 16289 days ago · 3 km deep · 68 km away

The first 60 of 117.

Before

  1. 2.33 km ENE of Lower Lake, California · 16323 days ago · 4 km deep · 82 km away
  2. 2.04 km E of Geyserville, California · 16324 days ago · 5 km deep · 70 km away
  3. 1.96 km W of Cobb, California · 16324 days ago · 4 km deep · 68 km away
  4. 1.67 km W of Cobb, California · 16324 days ago · 1 km deep · 66 km away
  5. 2.63 km WNW of Clearlake Oaks, California · 16324 days ago · 4 km deep · 68 km away
  6. 2.026 km W of Elk Creek, California · 16324 days ago · 3 km deep · 84 km away
  7. 2.78 km W of Cobb, California · 16324 days ago · -1 km deep · 66 km away
  8. 3.07 km W of Cobb, California · 16324 days ago · -1 km deep · 66 km away
  9. 2.02 km SSE of Kelseyville, California · 16324 days ago · 14 km deep · 59 km away
  10. 1.74 km W of Cobb, California · 16325 days ago · 0 km deep · 69 km away
  11. 1.86 km WSW of Cobb, California · 16325 days ago · 2 km deep · 68 km away
  12. 1.69 km W of Cobb, California · 16325 days ago · 1 km deep · 65 km away
  13. 1.66 km WSW of Cobb, California · 16325 days ago · 0 km deep · 69 km away
  14. 1.86 km W of Cobb, California · 16326 days ago · 3 km deep · 68 km away
  15. 1.717 km NNE of Upper Lake, California · 16326 days ago · 0 km deep · 63 km away
  16. 2.09 km WSW of Cobb, California · 16326 days ago · 1 km deep · 67 km away
  17. 3.16 km W of Cobb, California · 16327 days ago · 1 km deep · 68 km away
  18. 1.84 km WSW of Cobb, California · 16327 days ago · 1 km deep · 71 km away
  19. 1.58 km WSW of Cobb, California · 16327 days ago · 2 km deep · 68 km away
  20. 2.24 km NNW of Kelseyville, California · 16327 days ago · 63 km deep · 56 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1071273. Read Thu, Sep 24, 2026, 12:17 AM UTC.