California earthquakes

M1.8 earthquake 24 km NE of Greenfield, California

A magnitude 1.8 earthquake struck 24 km NE of Greenfield, California on Sat, Apr 10, 1982, 10:17 PM PST (06:17 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.1 32 km SE of Tres Pinos, California. This one was a foreshock.

Greenfield 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
1.8 (md), micro
Local time
UTC
1982-04-11 06:17:52 UTC
Depth
6.8 km (4.2 mi), shallow
Epicenter
36.466° N, 121.039° 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 0.3 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
125°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 130 in the 60 days after this one and 60 in the 30 days before it.

After

  1. 2.132 km SE of Tres Pinos, California · 16236 days ago · 23 km deep · 18 km away
  2. 2.69 km ENE of Gilroy, California · 16235 days ago · 9 km deep · 74 km away
  3. 1.87 km S of Merced, California · 16235 days ago · 19 km deep · 98 km away
  4. 2.227 km WSW of Mendota, California · 16234 days ago · 9 km deep · 40 km away
  5. 2.824 km NW of San Simeon, California · 16234 days ago · 0 km deep · 81 km away
  6. 3.03 km WSW of San Juan Bautista, California · 16233 days ago · 7 km deep · 63 km away
  7. 1.75 km SSW of Gilroy, California · 16233 days ago · 5 km deep · 74 km away
  8. 1.921 km NE of Soledad, California · 16232 days ago · 7 km deep · 11 km away
  9. 1.526 km SE of Tres Pinos, California · 16232 days ago · 9 km deep · 19 km away
  10. 1.93 km SSE of San Juan Bautista, California · 16230 days ago · 3 km deep · 58 km away
  11. 1.64 km SE of Prunedale, California · 16228 days ago · 14 km deep · 62 km away
  12. 1.63 km SE of San Ardo, California · 16228 days ago · 9 km deep · 54 km away
  13. 2.011 km N of Coalinga, California · 16227 days ago · 10 km deep · 67 km away
  14. 2.49 km SW of Ridgemark, California · 16226 days ago · 6 km deep · 49 km away
  15. 1.810 km S of Tres Pinos, California · 16226 days ago · 4 km deep · 36 km away
  16. 2.530 km NW of San Simeon, California · 16225 days ago · 6 km deep · 84 km away
  17. 1.524 km NE of King City, California · 16224 days ago · 1 km deep · 11 km away
  18. 2.924 km NE of King City, California · 16223 days ago · 4 km deep · 17 km away
  19. 1.79 km NNW of Hollister, California · 16223 days ago · 5 km deep · 63 km away
  20. 1.825 km NW of San Simeon, California · 16223 days ago · 6 km deep · 79 km away
  21. 3.12 km S of Hollister, California · 16222 days ago · 9 km deep · 52 km away
  22. 1.723 km NE of San Ardo, California · 16221 days ago · 7 km deep · 40 km away
  23. 2.315 km SSE of Tres Pinos, California · 16220 days ago · 12 km deep · 28 km away
  24. 2.322 km NNE of Soledad, California · 16220 days ago · 9 km deep · 22 km away
  25. 1.627 km NW of San Simeon, California · 16220 days ago · 0 km deep · 82 km away
  26. 1.63 km E of Interlaken, California · 16219 days ago · 6 km deep · 79 km away
  27. 2.96 km NNE of Interlaken, California · 16218 days ago · 11 km deep · 85 km away
  28. 1.913 km W of Oak Shores, California · 16218 days ago · 5 km deep · 76 km away
  29. 1.724 km NE of Greenfield, California · 16217 days ago · 5 km deep · 2 km away
  30. 1.69 km NNW of Hollister, California · 16217 days ago · 6 km deep · 63 km away
  31. 2.09 km NNW of Hollister, California · 16216 days ago · 6 km deep · 63 km away
  32. 2.11 km ESE of Aromas, California · 16216 days ago · 7 km deep · 70 km away
  33. 1.921 km NE of Soledad, California · 16215 days ago · 5 km deep · 13 km away
  34. 1.924 km NE of Greenfield, California · 16215 days ago · 5 km deep · 2 km away
  35. 3.18 km ENE of Gilroy, California · 16214 days ago · 7 km deep · 75 km away
  36. 3.19 km NNW of Hollister, California · 16214 days ago · 7 km deep · 63 km away
  37. 2.3Central California · 16214 days ago · 6 km deep · 63 km away
  38. 1.924 km NNE of San Ardo, California · 16214 days ago · 7 km deep · 39 km away
  39. 1.58 km ENE of Morgan Hill, California · 16214 days ago · 4 km deep · 92 km away
  40. 1.734 km SW of South Dos Palos, California · 16213 days ago · 6 km deep · 31 km away
  41. 2.99 km NNW of Hollister, California · 16213 days ago · 8 km deep · 63 km away
  42. 3.34 km W of San Juan Bautista, California · 16213 days ago · 5 km deep · 65 km away
  43. 2.121 km NE of Soledad, California · 16213 days ago · 7 km deep · 14 km away
  44. 1.926 km ENE of Soledad, California · 16213 days ago · 8 km deep · 10 km away
  45. 2.722 km NNE of Soledad, California · 16212 days ago · 5 km deep · 20 km away
  46. 1.734 km SW of South Dos Palos, California · 16211 days ago · 5 km deep · 31 km away
  47. 2.56 km S of Three Rocks, California · 16211 days ago · 2 km deep · 58 km away
  48. 3.122 km NE of Soledad, California · 16210 days ago · 3 km deep · 16 km away
  49. 1.510 km WNW of Huron, California · 16210 days ago · 12 km deep · 78 km away
  50. 3.16 km W of Paso Robles, California · 16209 days ago · 6 km deep · 96 km away
  51. 2.26 km W of Paso Robles, California · 16209 days ago · 5 km deep · 96 km away
  52. 1.87 km W of Paso Robles, California · 16208 days ago · 5 km deep · 97 km away
  53. 1.922 km NNE of Soledad, California · 16208 days ago · 7 km deep · 20 km away
  54. 1.922 km NNE of Soledad, California · 16208 days ago · 10 km deep · 21 km away
  55. 2.122 km NNE of San Lucas, California · 16208 days ago · 4 km deep · 22 km away
  56. 1.510 km NNW of Hollister, California · 16208 days ago · 5 km deep · 63 km away
  57. 1.723 km NE of San Ardo, California · 16207 days ago · 4 km deep · 40 km away
  58. 3.017 km SSE of Tres Pinos, California · 16206 days ago · 6 km deep · 27 km away
  59. 3.117 km SSE of Tres Pinos, California · 16206 days ago · 6 km deep · 27 km away
  60. 1.517 km SSE of Tres Pinos, California · 16206 days ago · 6 km deep · 27 km away

The first 60 of 130.

Before

  1. 3.416 km SSE of Tres Pinos, California · 16236 days ago · 10 km deep · 29 km away
  2. 2.04 km SSE of San Juan Bautista, California · 16236 days ago · 7 km deep · 58 km away
  3. 2.819 km ESE of Tres Pinos, California · 16236 days ago · 7 km deep · 31 km away
  4. 2.79 km ENE of Gilroy, California · 16236 days ago · 9 km deep · 75 km away
  5. 2.710 km WSW of Ridgemark, California · 16237 days ago · 6 km deep · 50 km away
  6. 1.727 km ESE of Tres Pinos, California · 16238 days ago · 1 km deep · 25 km away
  7. 1.711 km WNW of Oak Shores, California · 16238 days ago · 7 km deep · 73 km away
  8. 1.723 km NE of King City, California · 16239 days ago · 4 km deep · 18 km away
  9. 1.625 km NE of Soledad, California · 16239 days ago · 6 km deep · 13 km away
  10. 2.123 km ENE of Soledad, CA · 16240 days ago · 2 km deep · 10 km away
  11. 2.021 km NW of Parkfield, California · 16240 days ago · 0 km deep · 62 km away
  12. 1.722 km NE of Soledad, California · 16241 days ago · 2 km deep · 19 km away
  13. 2.18 km SSW of Tres Pinos, California · 16241 days ago · 4 km deep · 40 km away
  14. 2.012 km NE of San Miguel, California · 16241 days ago · 14 km deep · 81 km away
  15. 2.312 km NE of San Miguel, California · 16241 days ago · 11 km deep · 81 km away
  16. 2.43 km ENE of Tres Pinos, California · 16242 days ago · 4 km deep · 44 km away
  17. 1.64 km ENE of Tres Pinos, California · 16242 days ago · 4 km deep · 44 km away
  18. 1.924 km ENE of Greenfield, California · 16242 days ago · 6 km deep · 5 km away
  19. 1.623 km ENE of Soledad, California · 16242 days ago · 5 km deep · 6 km away
  20. 1.623 km ENE of Soledad, California · 16242 days ago · 5 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1073633. Read Tue, Sep 22, 2026, 10:28 PM UTC.