California earthquakes

M1.8 earthquake 7 km S of Merced, California

A magnitude 1.8 earthquake struck 7 km S of Merced, California on Mon, Apr 12, 1982, 2:13 AM PST (10:13 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M2.2 27 km WSW of Mendota, California. This one was a foreshock.

Merced 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
1982-04-12 10:13:51 UTC
Depth
18.9 km (11.7 mi), shallow
Epicenter
37.232° N, 120.493° 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 2.5 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.22
Depth from
From location
Station coverage gap
252°, poorly surrounded by stations
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: 95 in the 60 days after this one and 52 in the 30 days before it.

After

  1. 2.227 km WSW of Mendota, California · 16234 days ago · 9 km deep · 64 km away
  2. 2.44 km ENE of Midpines, California · 16234 days ago · 4 km deep · 66 km away
  3. 2.88 km ENE of Patterson, California · 16233 days ago · 12 km deep · 56 km away
  4. 2.122 km WNW of Diablo Grande, California · 16232 days ago · 6 km deep · 94 km away
  5. 1.921 km NE of Soledad, California · 16232 days ago · 7 km deep · 96 km away
  6. 1.526 km SE of Tres Pinos, California · 16231 days ago · 9 km deep · 86 km away
  7. 2.49 km SW of Ridgemark, California · 16226 days ago · 6 km deep · 100 km away
  8. 1.810 km S of Tres Pinos, California · 16226 days ago · 4 km deep · 95 km away
  9. 1.79 km NNW of Hollister, California · 16223 days ago · 5 km deep · 90 km away
  10. 3.12 km S of Hollister, California · 16222 days ago · 9 km deep · 93 km away
  11. 2.315 km SSE of Tres Pinos, California · 16220 days ago · 12 km deep · 90 km away
  12. 2.322 km NNE of Soledad, California · 16220 days ago · 9 km deep · 95 km away
  13. 1.724 km NE of Greenfield, California · 16217 days ago · 5 km deep · 98 km away
  14. 1.69 km NNW of Hollister, California · 16217 days ago · 6 km deep · 89 km away
  15. 2.09 km NNW of Hollister, California · 16216 days ago · 6 km deep · 89 km away
  16. 1.921 km NE of Soledad, California · 16214 days ago · 5 km deep · 95 km away
  17. 1.924 km NE of Greenfield, California · 16214 days ago · 5 km deep · 97 km away
  18. 3.18 km ENE of Gilroy, California · 16214 days ago · 7 km deep · 90 km away
  19. 3.19 km NNW of Hollister, California · 16213 days ago · 7 km deep · 89 km away
  20. 2.3Central California · 16213 days ago · 6 km deep · 89 km away
  21. 1.58 km ENE of Morgan Hill, California · 16213 days ago · 4 km deep · 96 km away
  22. 1.734 km SW of South Dos Palos, California · 16213 days ago · 6 km deep · 67 km away
  23. 2.99 km NNW of Hollister, California · 16213 days ago · 8 km deep · 89 km away
  24. 2.121 km NE of Soledad, California · 16212 days ago · 7 km deep · 95 km away
  25. 1.926 km ENE of Soledad, California · 16212 days ago · 8 km deep · 92 km away
  26. 2.722 km NNE of Soledad, California · 16211 days ago · 5 km deep · 94 km away
  27. 1.734 km SW of South Dos Palos, California · 16210 days ago · 5 km deep · 67 km away
  28. 2.56 km S of Three Rocks, California · 16210 days ago · 2 km deep · 88 km away
  29. 3.122 km NE of Soledad, California · 16210 days ago · 3 km deep · 94 km away
  30. 1.922 km NNE of Soledad, California · 16208 days ago · 7 km deep · 95 km away
  31. 1.922 km NNE of Soledad, California · 16207 days ago · 10 km deep · 95 km away
  32. 1.510 km NNW of Hollister, California · 16207 days ago · 5 km deep · 89 km away
  33. 3.017 km SSE of Tres Pinos, California · 16206 days ago · 6 km deep · 94 km away
  34. 3.117 km SSE of Tres Pinos, California · 16206 days ago · 6 km deep · 94 km away
  35. 1.517 km SSE of Tres Pinos, California · 16206 days ago · 6 km deep · 95 km away
  36. 2.86km ESE of Garden Acres, CA · 16206 days ago · 6 km deep · 99 km away
  37. 3.617 km SSE of Tres Pinos, California · 16205 days ago · 6 km deep · 94 km away
  38. 2.517 km SSE of Tres Pinos, California · 16205 days ago · 6 km deep · 94 km away
  39. 1.917 km SSE of Tres Pinos, California · 16204 days ago · 5 km deep · 94 km away
  40. 1.717 km SSE of Tres Pinos, California · 16204 days ago · 7 km deep · 94 km away
  41. 1.517 km SSE of Tres Pinos, California · 16204 days ago · 5 km deep · 94 km away
  42. 1.618 km SSE of Tres Pinos, California · 16204 days ago · 6 km deep · 94 km away
  43. 1.917 km WSW of Volta, California · 16204 days ago · 7 km deep · 58 km away
  44. 1.69 km SSW of Tres Pinos, California · 16204 days ago · 7 km deep · 96 km away
  45. 2.918 km SSE of Tres Pinos, California · 16204 days ago · 7 km deep · 94 km away
  46. 2.518 km SSE of Tres Pinos, California · 16203 days ago · 5 km deep · 94 km away
  47. 2.222 km SSW of South Dos Palos, California · 16202 days ago · 4 km deep · 56 km away
  48. 1.713 km SSW of Tracy, California · 16201 days ago · 7 km deep · 97 km away
  49. 1.817 km SSE of Tres Pinos, California · 16201 days ago · 5 km deep · 94 km away
  50. 1.718 km SSE of Tres Pinos, California · 16201 days ago · 6 km deep · 94 km away
  51. 2.79 km E of San Martin, California · 16200 days ago · 9 km deep · 91 km away
  52. 1.625 km ENE of Soledad, California · 16200 days ago · 7 km deep · 93 km away
  53. 1.921 km NE of Soledad, California · 16199 days ago · 2 km deep · 95 km away
  54. 1.830 km SSW of Los Banos, California · 16199 days ago · 3 km deep · 63 km away
  55. 1.623 km ENE of Soledad, California · 16198 days ago · 5 km deep · 96 km away
  56. 1.734 km SW of South Dos Palos, California · 16197 days ago · 0 km deep · 67 km away
  57. 3.215 km SSE of Tres Pinos, California · 16196 days ago · 3 km deep · 94 km away
  58. 3.115 km SSE of Tres Pinos, California · 16196 days ago · 3 km deep · 94 km away
  59. 2.815 km SSE of Tres Pinos, California · 16196 days ago · 2 km deep · 94 km away
  60. 2.034 km SW of South Dos Palos, California · 16196 days ago · 0 km deep · 67 km away

The first 60 of 95.

Before

  1. 2.69 km ENE of Gilroy, California · 16234 days ago · 9 km deep · 89 km away
  2. 2.59 km NNE of Wawona, California · 16234 days ago · 5 km deep · 89 km away
  3. 2.115 km E of Tuolumne City, California · 16235 days ago · 5 km deep · 89 km away
  4. 2.132 km SE of Tres Pinos, California · 16235 days ago · 23 km deep · 82 km away
  5. 1.824 km NE of Greenfield, California · 16235 days ago · 7 km deep · 98 km away
  6. 3.416 km SSE of Tres Pinos, California · 16235 days ago · 10 km deep · 95 km away
  7. 2.819 km ESE of Tres Pinos, California · 16236 days ago · 7 km deep · 77 km away
  8. 2.79 km ENE of Gilroy, California · 16236 days ago · 9 km deep · 90 km away
  9. 1.727 km ESE of Tres Pinos, California · 16238 days ago · 1 km deep · 77 km away
  10. 2.43 km NNE of Madera, California · 16238 days ago · 12 km deep · 49 km away
  11. 1.625 km NE of Soledad, California · 16239 days ago · 6 km deep · 91 km away
  12. 2.123 km ENE of Soledad, CA · 16239 days ago · 2 km deep · 95 km away
  13. 1.722 km NE of Soledad, California · 16240 days ago · 2 km deep · 94 km away
  14. 2.18 km SSW of Tres Pinos, California · 16240 days ago · 4 km deep · 96 km away
  15. 2.43 km ENE of Tres Pinos, California · 16242 days ago · 4 km deep · 85 km away
  16. 1.64 km ENE of Tres Pinos, California · 16242 days ago · 4 km deep · 84 km away
  17. 1.924 km ENE of Greenfield, California · 16242 days ago · 6 km deep · 100 km away
  18. 1.623 km ENE of Soledad, California · 16242 days ago · 5 km deep · 96 km away
  19. 1.623 km ENE of Soledad, California · 16242 days ago · 5 km deep · 96 km away
  20. 1.513 km SSE of Three Rocks, California · 16242 days ago · 0 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1073667. Read Tue, Sep 22, 2026, 11:36 AM UTC.