California earthquakes

M2.4 earthquake 7 km WSW of Cobb, California

A magnitude 2.4 earthquake struck 7 km WSW of Cobb, California on Fri, Sep 15, 1989, 12:51 AM PDT (07:51 UTC), 1 km (0 mi) below the surface.

A larger quake followed: M3.8 4 km SW of Cobb, California. This one was a foreshock.

Cobb 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
2.4 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1989-09-15 07:51:32 UTC
Depth
0.8 km (0.5 mi), shallow
Epicenter
38.798° N, 122.798° 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 0.1 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
66°
Stations used
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 157 in the 60 days after this one and 112 in the 30 days before it.

After

  1. 1.722 km NE of Potter Valley, California · 13533 days ago · 2 km deep · 73 km away
  2. 1.78 km NNE of Clearlake Oaks, California · 13533 days ago · 4 km deep · 36 km away
  3. 2.89 km W of Cobb, California · 13533 days ago · 1 km deep · 5 km away
  4. 2.34 km WNW of North Lakeport, California · 13533 days ago · 3 km deep · 36 km away
  5. 2.54 km E of Lakeport, California · 13533 days ago · 17 km deep · 28 km away
  6. 1.88 km W of Cobb, California · 13533 days ago · 3 km deep · 2 km away
  7. 2.99 km W of Cobb, California · 13533 days ago · -1 km deep · 4 km away
  8. 2.09 km W of Cobb, California · 13533 days ago · -1 km deep · 3 km away
  9. 2.27 km W of Cobb, California · 13533 days ago · -1 km deep · 3 km away
  10. 1.66 km WSW of Cobb, California · 13532 days ago · 2 km deep · 1 km away
  11. 1.912 km NW of Moskowite Corner, California · 13532 days ago · 8 km deep · 53 km away
  12. 2.15 km WSW of Cobb, California · 13531 days ago · 2 km deep · 2 km away
  13. 1.88 km E of Hidden Valley Lake, California · 13531 days ago · 8 km deep · 29 km away
  14. 2.27 km WSW of Cobb, California · 13531 days ago · 0 km deep · 1 km away
  15. 1.612 km N of Angwin, California · 13531 days ago · 2 km deep · 33 km away
  16. 1.96 km E of Hopland, California · 13530 days ago · 9 km deep · 28 km away
  17. 2.04 km WSW of Cobb, California · 13530 days ago · 1 km deep · 2 km away
  18. 3.64 km WSW of Cobb, California · 13530 days ago · 2 km deep · 3 km away
  19. 3.84 km SW of Cobb, California · 13530 days ago · 5 km deep · 3 km away
  20. 2.17 km WSW of Cobb, California · 13530 days ago · 0 km deep · 1 km away
  21. 1.64 km WSW of Cobb, California · 13530 days ago · 1 km deep · 2 km away
  22. 2.44 km WSW of Cobb, California · 13530 days ago · 2 km deep · 3 km away
  23. 1.74 km W of Cobb, California · 13530 days ago · 2 km deep · 3 km away
  24. 2.96 km W of Cobb, California · 13529 days ago · 2 km deep · 3 km away
  25. 2.16 km W of Cobb, California · 13529 days ago · 1 km deep · 4 km away
  26. 1.88 km SE of Sea Ranch, California · 13528 days ago · 7 km deep · 53 km away
  27. 2.421 km NE of Potter Valley, California · 13528 days ago · 5 km deep · 74 km away
  28. 1.89 km SSE of Comptche, California · 13528 days ago · 0 km deep · 79 km away
  29. 2.08 km SE of Sea Ranch, California · 13527 days ago · 6 km deep · 54 km away
  30. 1.65 km W of Cobb, California · 13527 days ago · -1 km deep · 3 km away
  31. 1.65 km NE of Talmage, California · 13527 days ago · 4 km deep · 50 km away
  32. 1.99 km W of Cobb, California · 13526 days ago · 1 km deep · 4 km away
  33. 2.25 km N of Geyserville, California · 13525 days ago · 3 km deep · 11 km away
  34. 1.67 km SE of Sea Ranch, California · 13524 days ago · 3 km deep · 54 km away
  35. 1.95 km N of Geyserville, California · 13524 days ago · 5 km deep · 10 km away
  36. 3.35 km N of Geyserville, California · 13524 days ago · 5 km deep · 10 km away
  37. 2.16 km N of Geyserville, California · 13523 days ago · 5 km deep · 9 km away
  38. 2.76 km N of Geyserville, California · 13523 days ago · 2 km deep · 10 km away
  39. 2.05 km N of Geyserville, California · 13523 days ago · 5 km deep · 10 km away
  40. 2.06 km WNW of Cobb, California · 13523 days ago · 1 km deep · 4 km away
  41. 1.96 km N of Geyserville, California · 13523 days ago · 4 km deep · 9 km away
  42. 1.86 km SSE of Albion, California · 13523 days ago · 6 km deep · 91 km away
  43. 2.55 km N of Geyserville, California · 13523 days ago · 4 km deep · 10 km away
  44. 1.613 km NW of Moskowite Corner, California · 13523 days ago · 2 km deep · 53 km away
  45. 2.4Northern California · 13522 days ago · 4 km deep · 10 km away
  46. 2.45 km N of Geyserville, California · 13522 days ago · 4 km deep · 10 km away
  47. 2.44 km N of Geyserville, California · 13522 days ago · 4 km deep · 10 km away
  48. 1.78 km ENE of Clearlake, California · 13522 days ago · 5 km deep · 30 km away
  49. 1.914 km NW of Moskowite Corner, California · 13522 days ago · 2 km deep · 52 km away
  50. 1.81 km NW of Brooktrails, California · 13522 days ago · 3 km deep · 89 km away
  51. 1.93 km W of Cobb, California · 13521 days ago · 0 km deep · 4 km away
  52. 1.814 km E of Angwin, California · 13521 days ago · 1 km deep · 52 km away
  53. 1.65 km W of Cobb, California · 13520 days ago · 2 km deep · 3 km away
  54. 1.57 km W of Cobb, California · 13520 days ago · 0 km deep · 2 km away
  55. 1.74 km W of Cobb, California · 13519 days ago · 2 km deep · 3 km away
  56. 1.711 km W of Cobb, California · 13519 days ago · 3 km deep · 5 km away
  57. 2.56 km W of Cobb, California · 13519 days ago · 3 km deep · 3 km away
  58. 1.910 km WSW of Cobb, California · 13519 days ago · 2 km deep · 4 km away
  59. 1.69 km WNW of Cobb, California · 13519 days ago · 1 km deep · 6 km away
  60. 1.84 km WNW of Cobb, California · 13519 days ago · 2 km deep · 4 km away

The first 60 of 157.

Before

  1. 1.76 km W of Cobb, California · 13534 days ago · 0 km deep · 3 km away
  2. 2.55 km W of Cobb, California · 13534 days ago · 0 km deep · 2 km away
  3. 1.79 km W of Cobb, California · 13534 days ago · 1 km deep · 5 km away
  4. 2.09 km W of Cobb, California · 13535 days ago · -1 km deep · 4 km away
  5. 1.86 km W of Cobb, California · 13535 days ago · 4 km deep · 2 km away
  6. 2.65 km SSW of Cobb, California · 13536 days ago · -1 km deep · 4 km away
  7. 2.08 km WSW of Cobb, California · 13537 days ago · 1 km deep · 2 km away
  8. 3.05 km WSW of Cobb, California · 13537 days ago · 0 km deep · 2 km away
  9. 1.95 km N of Geyserville, California · 13537 days ago · 3 km deep · 10 km away
  10. 1.68 km W of Cobb, California · 13537 days ago · 0 km deep · 3 km away
  11. 1.68 km W of Cobb, California · 13537 days ago · 0 km deep · 3 km away
  12. 1.922 km NE of Potter Valley, California · 13537 days ago · 6 km deep · 72 km away
  13. 1.95 km N of Geyserville, California · 13538 days ago · 3 km deep · 10 km away
  14. 1.87 km W of Cobb, California · 13539 days ago · 3 km deep · 2 km away
  15. 1.64 km SW of Cobb, California · 13539 days ago · 1 km deep · 3 km away
  16. 2.322 km NE of Potter Valley, California · 13539 days ago · 10 km deep · 74 km away
  17. 1.811 km SE of Talmage, California · 13539 days ago · 7 km deep · 38 km away
  18. 1.75 km N of Geyserville, California · 13539 days ago · 4 km deep · 10 km away
  19. 2.20 km WNW of Sea Ranch, California · 13539 days ago · 0 km deep · 58 km away
  20. 2.05 km N of Geyserville, California · 13539 days ago · 3 km deep · 10 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc144067. Read Mon, Oct 5, 2026, 2:42 PM UTC.