California earthquakes

M1.7 earthquake 3 km S of Merced, California

A magnitude 1.7 earthquake struck 3 km S of Merced, California on Sat, Nov 21, 1987, 7:18 PM PST (03:18 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.5 28 km SW of South Dos Palos, 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
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1987-11-22 03:18:03 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
37.275° N, 120.486° 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 2.3 km horizontally, 8.1 km in depth
Depth from
From location
Station coverage gap
264°, poorly surrounded by stations
Stations used
3

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 101 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 2.524 km NE of Soledad, California · 14194 days ago · 7 km deep · 97 km away
  2. 1.913 km NW of Yosemite Lakes, California · 14194 days ago · 3 km deep · 54 km away
  3. 2.322 km NNE of Soledad, California · 14192 days ago · 5 km deep · 98 km away
  4. 1.822 km NNE of Soledad, California · 14192 days ago · 6 km deep · 98 km away
  5. 2.114 km SE of Catheys Valley, CA · 14191 days ago · 17 km deep · 44 km away
  6. 1.831 km ENE of Soledad, California · 14191 days ago · 7 km deep · 92 km away
  7. 1.62 km SSW of Hollister, California · 14190 days ago · 8 km deep · 95 km away
  8. 1.630 km ENE of Soledad, California · 14190 days ago · 7 km deep · 92 km away
  9. 1.729 km SW of South Dos Palos, California · 14188 days ago · 5 km deep · 67 km away
  10. 2.0Central California · 14185 days ago · 5 km deep · 98 km away
  11. 2.716 km SSE of Tres Pinos, California · 14185 days ago · 5 km deep · 98 km away
  12. 1.715 km SSE of Tres Pinos, California · 14185 days ago · 4 km deep · 98 km away
  13. 2.221 km NE of Soledad, California · 14185 days ago · 2 km deep · 99 km away
  14. 3.78 km ENE of Gilroy, California · 14184 days ago · 8 km deep · 92 km away
  15. 1.66 km E of Tres Pinos, California · 14183 days ago · 7 km deep · 86 km away
  16. 1.9Central California · 14180 days ago · 6 km deep · 86 km away
  17. 1.621 km SSE of Tres Pinos, California · 14179 days ago · 4 km deep · 98 km away
  18. 2.05 km SSE of Mendota, California · 14179 days ago · 5 km deep · 64 km away
  19. 1.823 km SSW of Los Banos, California · 14176 days ago · 0 km deep · 62 km away
  20. 1.75 km NNE of Tres Pinos, California · 14172 days ago · 6 km deep · 87 km away
  21. 1.940 km ENE of Soledad, California · 14171 days ago · 5 km deep · 87 km away
  22. 1.75 km WNW of Yosemite Lakes, California · 14169 days ago · 3 km deep · 59 km away
  23. 1.66 km NE of Ridgemark, California · 14169 days ago · 5 km deep · 87 km away
  24. 1.5Central California · 14167 days ago · 5 km deep · 85 km away
  25. 2.711 km SE of Greeley Hill, California · 14166 days ago · 0 km deep · 61 km away
  26. 2.026 km SW of Firebaugh, California · 14165 days ago · 5 km deep · 66 km away
  27. 1.926 km SW of Firebaugh, California · 14165 days ago · 4 km deep · 66 km away
  28. 1.926 km SW of Firebaugh, California · 14165 days ago · 3 km deep · 65 km away
  29. 1.726 km SW of Firebaugh, California · 14165 days ago · 4 km deep · 66 km away
  30. 1.526 km SW of Firebaugh, California · 14165 days ago · 6 km deep · 64 km away
  31. 2.029 km SSW of South Dos Palos, California · 14164 days ago · 0 km deep · 67 km away
  32. 3.828 km SSW of South Dos Palos, California · 14164 days ago · 3 km deep · 66 km away
  33. 2.631 km SSW of South Dos Palos, California · 14164 days ago · 1 km deep · 69 km away
  34. 2.329 km SSW of South Dos Palos, California · 14164 days ago · -1 km deep · 67 km away
  35. 2.032 km SSW of South Dos Palos, California · 14164 days ago · 1 km deep · 71 km away
  36. 2.930 km SSW of South Dos Palos, California · 14164 days ago · 2 km deep · 68 km away
  37. 1.829 km SSW of South Dos Palos, California · 14164 days ago · -1 km deep · 67 km away
  38. 2.0Central California · 14164 days ago · -1 km deep · 66 km away
  39. 1.5Central California · 14164 days ago · -1 km deep · 68 km away
  40. 2.429 km SSW of South Dos Palos, California · 14164 days ago · -1 km deep · 67 km away
  41. 2.229 km SSW of South Dos Palos, California · 14163 days ago · -1 km deep · 67 km away
  42. 1.55 km S of Ridgemark, California · 14162 days ago · 8 km deep · 97 km away
  43. 2.120 km SSE of Tres Pinos, California · 14161 days ago · 5 km deep · 98 km away
  44. 2.126 km SW of Firebaugh, California · 14161 days ago · 0 km deep · 65 km away
  45. 1.69 km NE of Morgan Hill, California · 14161 days ago · 5 km deep · 98 km away
  46. 2.029 km SSW of South Dos Palos, California · 14160 days ago · 3 km deep · 67 km away
  47. 2.031 km SSW of South Dos Palos, California · 14160 days ago · 3 km deep · 69 km away
  48. 2.428 km SSW of South Dos Palos, California · 14160 days ago · -1 km deep · 66 km away
  49. 2.829 km SSW of South Dos Palos, California · 14160 days ago · 0 km deep · 67 km away
  50. 1.829 km SSW of South Dos Palos, California · 14160 days ago · 0 km deep · 67 km away
  51. 2.021 km NE of Soledad, California · 14160 days ago · 7 km deep · 99 km away
  52. 2.120 km SSE of Tres Pinos, California · 14160 days ago · 5 km deep · 98 km away
  53. 2.36 km W of Biola, California · 14160 days ago · 23 km deep · 63 km away
  54. 1.921 km NNE of Soledad, California · 14159 days ago · 8 km deep · 99 km away
  55. 1.726 km NE of Soledad, California · 14158 days ago · 10 km deep · 95 km away
  56. 1.626 km NE of Soledad, California · 14158 days ago · 10 km deep · 95 km away
  57. 1.626 km NE of Soledad, California · 14158 days ago · 10 km deep · 95 km away
  58. 2.332 km SSW of South Dos Palos, California · 14157 days ago · 1 km deep · 70 km away
  59. 1.713 km SSE of Tres Pinos, California · 14156 days ago · 4 km deep · 98 km away
  60. 2.2Central California · 14156 days ago · -1 km deep · 66 km away

The first 60 of 101.

Before

  1. 2.317 km SW of Gustine, California · 14195 days ago · 0 km deep · 60 km away
  2. 1.64 km ESE of Tres Pinos, California · 14196 days ago · 7 km deep · 90 km away
  3. 1.87 km ENE of Hollister, California · 14196 days ago · 7 km deep · 86 km away
  4. 1.53 km WNW of Ridgemark, California · 14197 days ago · 7 km deep · 95 km away
  5. 1.5Central California · 14197 days ago · 8 km deep · 99 km away
  6. 1.822 km NE of Soledad, California · 14198 days ago · 8 km deep · 98 km away
  7. 1.824 km NE of Soledad, California · 14198 days ago · 8 km deep · 97 km away
  8. 2.321 km NE of Soledad, California · 14200 days ago · 6 km deep · 99 km away
  9. 2.022 km NNE of Soledad, California · 14200 days ago · 2 km deep · 98 km away
  10. 2.717 km SSE of Tres Pinos, California · 14201 days ago · 8 km deep · 99 km away
  11. 1.721 km NNE of Soledad, California · 14201 days ago · 7 km deep · 99 km away
  12. 2.641 km ENE of Soledad, California · 14201 days ago · 5 km deep · 85 km away
  13. 1.56 km ENE of Hollister, California · 14201 days ago · 7 km deep · 87 km away
  14. 2.56 km ENE of Hollister, California · 14201 days ago · 7 km deep · 87 km away
  15. 1.98 km NE of Ridgemark, California · 14203 days ago · 6 km deep · 86 km away
  16. 2.521 km NNE of Soledad, California · 14204 days ago · 8 km deep · 99 km away
  17. 1.56 km NE of Ridgemark, California · 14204 days ago · 4 km deep · 87 km away
  18. 1.521 km NE of Soledad, California · 14205 days ago · 8 km deep · 100 km away
  19. 1.96 km ENE of Hollister, California · 14205 days ago · 5 km deep · 87 km away
  20. 1.85 km NNE of Tres Pinos, California · 14208 days ago · 4 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc10085669. Read Fri, Oct 2, 2026, 10:09 PM UTC.