California earthquakes

M1.7 earthquake 2 km NNW of Aromas, California

A magnitude 1.7 earthquake struck 2 km NNW of Aromas, California on Fri, Apr 20, 1990, 12:11 PM PDT (19:11 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M3.8 1 km NNE of Aromas, 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
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-04-20 19:11:25 UTC
Depth
9.3 km (5.8 mi), shallow
Epicenter
36.906° N, 121.650° 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, 0.3 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
33°
Stations used
45

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 179 in the 60 days after this one and 189 in the 30 days before it.

After

  1. 1.84 km NNW of Aromas, California · 13314 days ago · 6 km deep · 3 km away
  2. 2.62 km NNW of Aromas, California · 13314 days ago · 11 km deep · 1 km away
  3. 1.64 km NNW of Aromas, California · 13314 days ago · 8 km deep · 2 km away
  4. 2.221 km NNE of Soledad, California · 13314 days ago · 8 km deep · 53 km away
  5. 2.13 km NNW of Aromas, California · 13314 days ago · 8 km deep · 2 km away
  6. 2.08 km N of Morgan Hill, California · 13314 days ago · 7 km deep · 33 km away
  7. 1.72 km NNW of Aromas, California · 13314 days ago · 9 km deep · 0 km away
  8. 2.24 km ESE of Interlaken, California · 13314 days ago · 10 km deep · 5 km away
  9. 1.92 km NNE of Aromas, California · 13314 days ago · 6 km deep · 1 km away
  10. 1.73 km NNW of Aromas, California · 13314 days ago · 8 km deep · 1 km away
  11. 2.34 km NNW of Aromas, California · 13314 days ago · 11 km deep · 2 km away
  12. 2.14 km NNW of Aromas, California · 13314 days ago · 11 km deep · 2 km away
  13. 1.91 km E of Aromas, California · 13313 days ago · 9 km deep · 3 km away
  14. 3.81 km NNE of Aromas, California · 13313 days ago · 6 km deep · 2 km away
  15. 2.09 km SSW of Ridgemark, California · 13313 days ago · 6 km deep · 29 km away
  16. 2.13 km NNW of Aromas, California · 13313 days ago · 8 km deep · 2 km away
  17. 3.322 km NNE of Soledad, California · 13313 days ago · 9 km deep · 52 km away
  18. 1.722 km NNE of Soledad, California · 13313 days ago · 8 km deep · 52 km away
  19. 1.93 km ESE of Aromas, California · 13313 days ago · 7 km deep · 5 km away
  20. 1.822 km SSE of Tres Pinos, California · 13313 days ago · 5 km deep · 52 km away
  21. 2.51 km NE of Aromas, California · 13312 days ago · 5 km deep · 2 km away
  22. 2.125 km NNE of King City, California · 13312 days ago · 1 km deep · 82 km away
  23. 2.022 km NNE of Soledad, California · 13312 days ago · 8 km deep · 52 km away
  24. 2.14 km ESE of Interlaken, California · 13312 days ago · 11 km deep · 5 km away
  25. 2.51 km ENE of Aromas, California · 13312 days ago · 7 km deep · 2 km away
  26. 2.84 km ENE of Interlaken, California · 13311 days ago · 7 km deep · 7 km away
  27. 1.62 km N of Aromas, California · 13311 days ago · 6 km deep · 1 km away
  28. 1.729 km E of Tres Pinos, California · 13311 days ago · 5 km deep · 59 km away
  29. 1.521 km NNE of Soledad, California · 13311 days ago · 8 km deep · 52 km away
  30. 2.314 km E of Seven Trees, California · 13311 days ago · 2 km deep · 43 km away
  31. 1.714 km E of Seven Trees, California · 13311 days ago · 3 km deep · 43 km away
  32. 2.617 km NW of Diablo Grande, California · 13311 days ago · 3 km deep · 70 km away
  33. 2.74 km E of Interlaken, California · 13311 days ago · 6 km deep · 7 km away
  34. 2.22 km ESE of Aromas, California · 13311 days ago · 7 km deep · 4 km away
  35. 2.817 km NW of Diablo Grande, California · 13311 days ago · 3 km deep · 70 km away
  36. 1.94 km E of Interlaken, California · 13311 days ago · 9 km deep · 6 km away
  37. 2.337 km SSW of South Dos Palos, California · 13310 days ago · 5 km deep · 77 km away
  38. 2.96 km ENE of Interlaken, California · 13310 days ago · 3 km deep · 7 km away
  39. 1.721 km NE of Soledad, California · 13310 days ago · 8 km deep · 61 km away
  40. 1.64 km NNW of Aromas, California · 13309 days ago · 9 km deep · 2 km away
  41. 1.63 km N of Aromas, California · 13309 days ago · 7 km deep · 1 km away
  42. 2.02 km SSW of Los Altos Hills, California · 13309 days ago · 5 km deep · 67 km away
  43. 1.62 km NNW of Aromas, California · 13309 days ago · 9 km deep · 1 km away
  44. 2.1Central California · 13309 days ago · 8 km deep · 1 km away
  45. 2.34 km N of Corralitos, California · 13308 days ago · 12 km deep · 19 km away
  46. 1.91 km NNE of Aromas, California · 13308 days ago · 7 km deep · 1 km away
  47. 1.50 km WNW of San Juan Bautista, California · 13308 days ago · 9 km deep · 11 km away
  48. 2.814 km ESE of Tres Pinos, California · 13308 days ago · 11 km deep · 46 km away
  49. 2.45 km N of Interlaken, California · 13307 days ago · 9 km deep · 13 km away
  50. 1.56 km N of Interlaken, California · 13307 days ago · 8 km deep · 13 km away
  51. 1.65 km ESE of Interlaken, California · 13307 days ago · 13 km deep · 4 km away
  52. 1.65 km ENE of Interlaken, California · 13305 days ago · 7 km deep · 8 km away
  53. 2.84 km NW of Day Valley, California · 13305 days ago · 13 km deep · 28 km away
  54. 2.44 km NNW of Day Valley, California · 13305 days ago · 13 km deep · 28 km away
  55. 2.35 km SW of Tres Pinos, California · 13305 days ago · 10 km deep · 31 km away
  56. 2.421 km SE of Tres Pinos, California · 13304 days ago · 7 km deep · 52 km away
  57. 1.85 km SW of Ridgemark, California · 13304 days ago · 4 km deep · 26 km away
  58. 1.61 km NE of Corralitos, California · 13303 days ago · 15 km deep · 17 km away
  59. 1.93 km WSW of Cupertino, California · 13303 days ago · 5 km deep · 58 km away
  60. 1.79 km NE of Morgan Hill, California · 13303 days ago · 8 km deep · 34 km away

The first 60 of 179.

Before

  1. 1.92 km NNW of Aromas, California · 13315 days ago · 9 km deep · 0 km away
  2. 1.62 km NNW of Aromas, California · 13315 days ago · 9 km deep · 0 km away
  3. 2.22 km NNE of Aromas, California · 13315 days ago · 4 km deep · 1 km away
  4. 1.64 km ENE of Interlaken, California · 13315 days ago · 6 km deep · 7 km away
  5. 1.71 km ESE of Aromas, California · 13315 days ago · 8 km deep · 4 km away
  6. 1.74 km NNW of Aromas, California · 13315 days ago · 11 km deep · 3 km away
  7. 2.14 km NNW of Aromas, California · 13315 days ago · 8 km deep · 2 km away
  8. 1.87 km ENE of Interlaken, California · 13315 days ago · 4 km deep · 7 km away
  9. 1.71 km E of Aromas, California · 13315 days ago · 8 km deep · 3 km away
  10. 2.61 km E of Aromas, California · 13315 days ago · 8 km deep · 3 km away
  11. 2.14 km ESE of Aromas, California · 13315 days ago · 6 km deep · 7 km away
  12. 2.43 km SW of Hollister, California · 13315 days ago · 8 km deep · 22 km away
  13. 1.7Central California · 13315 days ago · 7 km deep · 5 km away
  14. 2.11 km ENE of Aromas, California · 13315 days ago · 7 km deep · 3 km away
  15. 1.71 km ENE of Aromas, California · 13315 days ago · 8 km deep · 3 km away
  16. 2.62 km NNW of Aromas, California · 13316 days ago · 9 km deep · 1 km away
  17. 2.6Central California · 13316 days ago · 8 km deep · 2 km away
  18. 1.9Central California · 13316 days ago · 6 km deep · 47 km away
  19. 1.84 km E of Interlaken, California · 13316 days ago · 6 km deep · 6 km away
  20. 1.63 km N of Aromas, California · 13316 days ago · 2 km deep · 2 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc157233. Read Sat, Oct 3, 2026, 11:43 AM UTC.