California earthquakes

M1.5 earthquake 7 km ENE of Brooktrails, California

A magnitude 1.5 earthquake struck 7 km ENE of Brooktrails, California on Tue, Apr 15, 1980, 8:26 PM PST (04:26 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.1 12 km ESE of Laytonville, California. This one was a foreshock.

Brooktrails forecastMore in California

Map

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

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The earthquake

Magnitude
1.5 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1980-04-16 04:26:57 UTC
Depth
6.4 km (4.0 mi), shallow
Epicenter
39.481° N, 123.311° 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, 1.3 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
89°
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: 121 in the 60 days after this one and 52 in the 30 days before it.

After

  1. 1.67 km WSW of Cobb, California · 16969 days ago · 1 km deep · 87 km away
  2. 1.56 km WSW of Cobb, California · 16968 days ago · -1 km deep · 87 km away
  3. 2.85 km ENE of Cloverdale, California · 16966 days ago · 2 km deep · 78 km away
  4. 2.45 km ENE of Cloverdale, California · 16966 days ago · 2 km deep · 78 km away
  5. 2.25 km ENE of Cloverdale, California · 16966 days ago · 2 km deep · 78 km away
  6. 1.610 km NNE of Phillipsville, California · 16966 days ago · 26 km deep · 97 km away
  7. 1.75 km ENE of Cloverdale, California · 16966 days ago · 2 km deep · 78 km away
  8. 2.46 km WSW of Cobb, California · 16966 days ago · 3 km deep · 87 km away
  9. 1.85 km ENE of Cloverdale, California · 16966 days ago · 2 km deep · 78 km away
  10. 2.225 km WNW of Paskenta, California · 16965 days ago · 0 km deep · 68 km away
  11. 1.815 km NE of Covelo, California · 16964 days ago · -1 km deep · 48 km away
  12. 1.95 km NNW of Laytonville, California · 16963 days ago · 6 km deep · 33 km away
  13. 1.726 km SE of Covelo, California · 16963 days ago · 6 km deep · 26 km away
  14. 2.25 km SW of Lodoga, California · 16962 days ago · 1 km deep · 72 km away
  15. 1.825 km SE of Covelo, California · 16962 days ago · 4 km deep · 26 km away
  16. 1.525 km SE of Covelo, California · 16962 days ago · 6 km deep · 25 km away
  17. 2.79 km WSW of Cobb, California · 16962 days ago · 2 km deep · 87 km away
  18. 1.67 km WSW of Cobb, California · 16962 days ago · 1 km deep · 88 km away
  19. 2.115 km SSW of Paskenta, California · 16962 days ago · 4 km deep · 68 km away
  20. 2.24 km WSW of Cobb, California · 16960 days ago · 1 km deep · 89 km away
  21. 1.88 km ESE of Willits, California · 16960 days ago · 0 km deep · 13 km away
  22. 2.76 km N of Potter Valley, California · 16960 days ago · 0 km deep · 21 km away
  23. 1.56 km WSW of Cobb, California · 16959 days ago · -1 km deep · 87 km away
  24. 1.65 km NNW of Laytonville, California · 16959 days ago · 8 km deep · 33 km away
  25. 2.27 km WSW of Cobb, California · 16958 days ago · 3 km deep · 87 km away
  26. 1.913 km WSW of Brooktrails, California · 16958 days ago · 4 km deep · 21 km away
  27. 1.7Northern California · 16957 days ago · 4 km deep · 49 km away
  28. 1.59 km WSW of Cobb, California · 16957 days ago · 2 km deep · 87 km away
  29. 1.824 km SE of Covelo, California · 16956 days ago · 5 km deep · 25 km away
  30. 1.75 km WNW of Ukiah, California · 16956 days ago · 4 km deep · 35 km away
  31. 2.96 km WNW of Laytonville, California · 16956 days ago · -1 km deep · 34 km away
  32. 2.57 km SE of Laytonville, California · 16955 days ago · 8 km deep · 19 km away
  33. 1.96 km W of Cobb, California · 16955 days ago · -1 km deep · 85 km away
  34. 1.68 km SSE of Laytonville, California · 16955 days ago · 6 km deep · 19 km away
  35. 2.47 km SE of Point Arena, California · 16955 days ago · 5 km deep · 73 km away
  36. 1.97 km NW of Laytonville, California · 16955 days ago · 4 km deep · 34 km away
  37. 1.920 km SSE of Covelo, California · 16954 days ago · -1 km deep · 22 km away
  38. 2.04 km ENE of Potter Valley, California · 16954 days ago · 42 km deep · 27 km away
  39. 2.17 km E of Willits, California · 16954 days ago · 6 km deep · 9 km away
  40. 2.025 km SE of Covelo, California · 16954 days ago · 5 km deep · 26 km away
  41. 2.48 km E of Willits, California · 16954 days ago · 7 km deep · 10 km away
  42. 1.88 km E of Willits, California · 16953 days ago · 8 km deep · 10 km away
  43. 1.89 km E of Willits, California · 16952 days ago · 4 km deep · 10 km away
  44. 1.75 km E of Clearlake, California · 16952 days ago · 5 km deep · 87 km away
  45. 1.61 km ESE of Calpella, California · 16951 days ago · 4 km deep · 30 km away
  46. 2.325 km SE of Covelo, California · 16951 days ago · 5 km deep · 25 km away
  47. 1.84 km WSW of Cobb, California · 16951 days ago · 2 km deep · 89 km away
  48. 1.66 km NNE of Hopland, California · 16951 days ago · 3 km deep · 55 km away
  49. 2.0near the coast of Northern California · 16951 days ago · 2 km deep · 55 km away
  50. 2.211 km SW of Albion, California · 16950 days ago · 4 km deep · 60 km away
  51. 2.017 km NNE of Nice, California · 16950 days ago · -1 km deep · 54 km away
  52. 1.87 km WSW of Cobb, California · 16949 days ago · 1 km deep · 87 km away
  53. 2.47 km E of Willits, California · 16948 days ago · 6 km deep · 10 km away
  54. 3.06 km W of Cobb, California · 16947 days ago · 3 km deep · 85 km away
  55. 1.56 km W of Cobb, California · 16947 days ago · 2 km deep · 85 km away
  56. 2.32 km ESE of Calpella, California · 16946 days ago · 6 km deep · 31 km away
  57. 2.76 km WSW of Cobb, California · 16945 days ago · 1 km deep · 87 km away
  58. 1.94 km WSW of Cobb, California · 16945 days ago · 1 km deep · 89 km away
  59. 2.725 km W of Paskenta, California · 16943 days ago · -1 km deep · 60 km away
  60. 1.58 km ESE of Willits, California · 16943 days ago · 4 km deep · 12 km away

The first 60 of 121.

Before

  1. 1.59 km E of Willits, California · 16970 days ago · 5 km deep · 11 km away
  2. 1.610 km ENE of Willits, California · 16970 days ago · 2 km deep · 7 km away
  3. 1.97 km E of Cloverdale, California · 16970 days ago · 1 km deep · 83 km away
  4. 2.25 km SSW of Hopland, California · 16971 days ago · 3 km deep · 62 km away
  5. 2.311 km NNW of Potter Valley, California · 16972 days ago · 8 km deep · 14 km away
  6. 2.15 km WSW of Cobb, California · 16972 days ago · 1 km deep · 88 km away
  7. 2.115 km NNE of Brooktrails, California · 16973 days ago · 9 km deep · 12 km away
  8. 1.912 km SSE of Laytonville, California · 16973 days ago · 11 km deep · 15 km away
  9. 1.75 km SSE of Laytonville, California · 16974 days ago · 3 km deep · 22 km away
  10. 1.65 km SE of Calpella, California · 16974 days ago · 0 km deep · 34 km away
  11. 1.97 km WSW of Cobb, California · 16975 days ago · -1 km deep · 87 km away
  12. 2.77 km W of Cobb, California · 16975 days ago · 3 km deep · 86 km away
  13. 1.78 km WSW of Cobb, California · 16975 days ago · 1 km deep · 86 km away
  14. 1.57 km W of Cobb, California · 16975 days ago · 2 km deep · 86 km away
  15. 1.74 km WSW of Cobb, California · 16976 days ago · 1 km deep · 89 km away
  16. 1.9Northern California · 16976 days ago · 1 km deep · 86 km away
  17. 1.88 km NNE of Geyserville, California · 16976 days ago · 6 km deep · 86 km away
  18. 1.97 km W of Cobb, California · 16977 days ago · 1 km deep · 86 km away
  19. 2.016 km NNE of Brooktrails, California · 16978 days ago · 11 km deep · 12 km away
  20. 1.87 km WSW of Cobb, California · 16980 days ago · 1 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1052213. Read Thu, Oct 1, 2026, 1:17 PM UTC.