California earthquakes

M1.6 earthquake 2 km NNW of Aromas, California

A magnitude 1.6 earthquake struck 2 km NNW of Aromas, California on Thu, Jun 28, 1990, 12:15 PM PDT (19:15 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M4.1 6 km NE of East Foothills, California. This one was a foreshock.

Aromas 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
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-06-28 19:15:16 UTC
Depth
9.1 km (5.6 mi), shallow
Epicenter
36.908° N, 121.651° 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 0.2 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
32°
Stations used
41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 174 in the 60 days after this one and 99 in the 30 days before it.

After

  1. 2.014 km SSE of Tres Pinos, California · 13247 days ago · 4 km deep · 43 km away
  2. 2.64 km NW of Day Valley, California · 13246 days ago · 13 km deep · 28 km away
  3. 1.61 km SW of Aptos Hills-Larkin Valley, California · 13245 days ago · 5 km deep · 18 km away
  4. 1.86 km WSW of Gilroy, California · 13245 days ago · 5 km deep · 8 km away
  5. 1.54 km ENE of Tres Pinos, California · 13245 days ago · 8 km deep · 35 km away
  6. 4.16 km NE of East Foothills, California · 13245 days ago · 8 km deep · 57 km away
  7. 1.524 km ENE of Greenfield, California · 13245 days ago · 6 km deep · 78 km away
  8. 1.65 km NNE of Tres Pinos, California · 13244 days ago · 5 km deep · 33 km away
  9. 1.511 km S of Tres Pinos, California · 13243 days ago · 4 km deep · 38 km away
  10. 1.72 km NNW of Aromas, California · 13243 days ago · 9 km deep · 0 km away
  11. 2.02 km NNW of Aromas, California · 13243 days ago · 9 km deep · 0 km away
  12. 1.619 km SW of Gonzales, California · 13243 days ago · 12 km deep · 58 km away
  13. 2.124 km NE of Greenfield, California · 13242 days ago · 5 km deep · 73 km away
  14. 1.924 km NE of Soledad, California · 13242 days ago · 7 km deep · 59 km away
  15. 1.63 km W of Lexington Hills, California · 13242 days ago · 13 km deep · 43 km away
  16. 1.716 km SSE of Tres Pinos, California · 13242 days ago · 6 km deep · 44 km away
  17. 1.824 km NE of Greenfield, California · 13241 days ago · 5 km deep · 74 km away
  18. 1.6Central California · 13241 days ago · 7 km deep · 9 km away
  19. 1.814 km E of Seven Trees, California · 13240 days ago · 3 km deep · 42 km away
  20. 2.06 km NE of East Foothills, California · 13239 days ago · 8 km deep · 59 km away
  21. 1.528 km ENE of Soledad, California · 13239 days ago · 5 km deep · 66 km away
  22. 2.23 km SW of Hollister, California · 13239 days ago · 6 km deep · 21 km away
  23. 1.614 km E of Seven Trees, California · 13238 days ago · 6 km deep · 43 km away
  24. 1.61 km WNW of Corralitos, California · 13237 days ago · 12 km deep · 18 km away
  25. 2.26 km SSE of San Juan Bautista, California · 13237 days ago · 7 km deep · 18 km away
  26. 2.440 km W of Three Rocks, California · 13237 days ago · 5 km deep · 83 km away
  27. 1.92 km WSW of San Juan Bautista, California · 13237 days ago · 6 km deep · 11 km away
  28. 1.89 km NNW of Big Sur, California · 13236 days ago · 12 km deep · 66 km away
  29. 1.94 km E of Interlaken, California · 13236 days ago · 6 km deep · 5 km away
  30. 1.54 km NNW of Day Valley, California · 13235 days ago · 14 km deep · 28 km away
  31. 2.26 km WNW of Day Valley, California · 13234 days ago · 16 km deep · 30 km away
  32. 2.17 km N of Interlaken, California · 13233 days ago · 6 km deep · 14 km away
  33. 2.02 km NNE of Amesti, California · 13233 days ago · 20 km deep · 13 km away
  34. 1.83 km W of San Juan Bautista, California · 13233 days ago · 5 km deep · 9 km away
  35. 2.139 km WSW of Davenport, California · 13232 days ago · 1 km deep · 82 km away
  36. 2.142 km SW of Davenport, California · 13232 days ago · 15 km deep · 83 km away
  37. 2.15 km ESE of Interlaken, California · 13232 days ago · 11 km deep · 4 km away
  38. 2.745 km SW of Davenport, California · 13231 days ago · 5 km deep · 86 km away
  39. 1.51 km WNW of Corralitos, California · 13231 days ago · 12 km deep · 18 km away
  40. 1.83 km W of Lexington Hills, California · 13231 days ago · 12 km deep · 43 km away
  41. 1.63 km W of Lexington Hills, California · 13231 days ago · 13 km deep · 43 km away
  42. 1.72 km WNW of Corralitos, California · 13231 days ago · 12 km deep · 19 km away
  43. 2.5Central California · 13231 days ago · 9 km deep · 10 km away
  44. 1.721 km NNE of Soledad, California · 13230 days ago · 6 km deep · 54 km away
  45. 1.6Central California · 13230 days ago · 6 km deep · 10 km away
  46. 2.21 km ESE of Aromas, California · 13229 days ago · 8 km deep · 3 km away
  47. 2.613 km N of Morgan Hill, California · 13229 days ago · 5 km deep · 38 km away
  48. 1.92 km SSW of Lexington Hills, California · 13229 days ago · 12 km deep · 39 km away
  49. 2.59 km SSW of Ridgemark, California · 13229 days ago · 6 km deep · 29 km away
  50. 1.931 km ENE of Soledad, California · 13229 days ago · 8 km deep · 67 km away
  51. 3.44 km ESE of Interlaken, California · 13229 days ago · 12 km deep · 4 km away
  52. 3.04 km ESE of Interlaken, California · 13229 days ago · 11 km deep · 4 km away
  53. 2.15 km ESE of Interlaken, California · 13229 days ago · 11 km deep · 4 km away
  54. 2.37 km NE of Hollister, California · 13228 days ago · 7 km deep · 27 km away
  55. 2.313 km N of Morgan Hill, California · 13228 days ago · 5 km deep · 38 km away
  56. 1.62 km SW of Lexington Hills, California · 13228 days ago · 12 km deep · 40 km away
  57. 1.613 km N of Morgan Hill, California · 13228 days ago · 5 km deep · 38 km away
  58. 1.713 km N of Morgan Hill, California · 13228 days ago · 3 km deep · 38 km away
  59. 2.137 km SSW of South Dos Palos, California · 13228 days ago · 7 km deep · 76 km away
  60. 1.64 km ESE of Aromas, California · 13227 days ago · 6 km deep · 7 km away

The first 60 of 174.

Before

  1. 2.86 km E of Zayante, California · 13247 days ago · 6 km deep · 35 km away
  2. 1.94 km ESE of Interlaken, California · 13247 days ago · 10 km deep · 4 km away
  3. 2.04 km ESE of Interlaken, California · 13247 days ago · 10 km deep · 4 km away
  4. 2.024 km NE of King City, California · 13248 days ago · 0 km deep · 83 km away
  5. 3.114 km SSE of Tres Pinos, California · 13248 days ago · 5 km deep · 44 km away
  6. 2.914 km SSE of Tres Pinos, California · 13248 days ago · 4 km deep · 44 km away
  7. 1.94 km S of Lexington Hills, California · 13248 days ago · 13 km deep · 37 km away
  8. 2.17 km W of Volta, California · 13249 days ago · 0 km deep · 61 km away
  9. 1.83 km SE of Los Gatos, California · 13249 days ago · 2 km deep · 42 km away
  10. 2.54 km W of San Juan Bautista, California · 13250 days ago · 8 km deep · 9 km away
  11. 2.45 km WNW of Volta, California · 13250 days ago · 1 km deep · 63 km away
  12. 1.92 km S of Lexington Hills, California · 13251 days ago · 11 km deep · 39 km away
  13. 1.69 km WNW of Volta, California · 13251 days ago · 9 km deep · 60 km away
  14. 1.813 km NE of East Foothills, California · 13251 days ago · 8 km deep · 61 km away
  15. 1.55 km NW of Day Valley, California · 13252 days ago · 16 km deep · 29 km away
  16. 1.95 km SE of Tres Pinos, California · 13252 days ago · 6 km deep · 38 km away
  17. 2.012 km S of Tres Pinos, California · 13252 days ago · 4 km deep · 40 km away
  18. 2.14 km W of San Juan Bautista, California · 13253 days ago · 7 km deep · 9 km away
  19. 1.94 km W of San Juan Bautista, California · 13253 days ago · 8 km deep · 9 km away
  20. 1.62 km NNW of Aromas, California · 13253 days ago · 9 km deep · 0 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc160148. Read Sun, Oct 4, 2026, 4:41 PM UTC.