California earthquakes

M1.8 earthquake 8 km N of Day Valley, California

A magnitude 1.8 earthquake struck 8 km N of Day Valley, California on Fri, Feb 16, 1990, 5:14 AM PST (13:14 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M4.4 3 km SSE of North Gate, California. This one was a foreshock.

Day Valley 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, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-02-16 13:14:13 UTC
Depth
2.6 km (1.6 mi), shallow
Epicenter
37.114° N, 121.868° 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, 0.5 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
85°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 177 in the 60 days after this one and 186 in the 30 days before it.

After

  1. 2.83 km NNW of Interlaken, California · 13378 days ago · 14 km deep · 19 km away
  2. 2.54 km N of Day Valley, California · 13378 days ago · 16 km deep · 4 km away
  3. 2.124 km SE of Tres Pinos, California · 13378 days ago · 3 km deep · 85 km away
  4. 2.82 km SSW of San Juan Bautista, California · 13377 days ago · 6 km deep · 43 km away
  5. 3.02 km SSW of San Juan Bautista, California · 13377 days ago · 6 km deep · 43 km away
  6. 2.73 km S of San Juan Bautista, California · 13377 days ago · 6 km deep · 44 km away
  7. 2.85 km SSW of Gilroy, California · 13377 days ago · 3 km deep · 30 km away
  8. 1.618 km S of Tracy, California · 13377 days ago · 1 km deep · 64 km away
  9. 2.04 km ESE of Interlaken, California · 13377 days ago · 10 km deep · 26 km away
  10. 1.812 km N of Morgan Hill, California · 13376 days ago · 5 km deep · 26 km away
  11. 1.88 km ENE of San Martin, California · 13376 days ago · 5 km deep · 30 km away
  12. 1.66 km NW of Broadmoor, California · 13376 days ago · 12 km deep · 90 km away
  13. 2.12 km S of San Juan Bautista, California · 13376 days ago · 6 km deep · 44 km away
  14. 2.04 km WNW of San Juan Bautista, California · 13376 days ago · 6 km deep · 38 km away
  15. 1.93 km NNW of Corralitos, California · 13375 days ago · 15 km deep · 11 km away
  16. 2.34 km NNW of Aromas, California · 13375 days ago · 11 km deep · 28 km away
  17. 1.61 km ENE of Interlaken, California · 13374 days ago · 12 km deep · 22 km away
  18. 1.69 km SSE of Davenport, California · 13374 days ago · 11 km deep · 33 km away
  19. 1.90 km SW of Tres Pinos, California · 13374 days ago · 6 km deep · 60 km away
  20. 2.2Central California · 13373 days ago · 5 km deep · 59 km away
  21. 1.88 km ENE of Morgan Hill, California · 13373 days ago · 2 km deep · 28 km away
  22. 1.62 km NE of Corralitos, California · 13373 days ago · 14 km deep · 14 km away
  23. 2.78 km ENE of San Martin, California · 13372 days ago · 7 km deep · 31 km away
  24. 1.721 km NE of Soledad, California · 13372 days ago · 3 km deep · 85 km away
  25. 1.93 km ESE of Berkeley, California · 13372 days ago · 10 km deep · 89 km away
  26. 2.311 km S of Tres Pinos, California · 13372 days ago · 3 km deep · 69 km away
  27. 2.06 km S of Tres Pinos, California · 13372 days ago · 9 km deep · 65 km away
  28. 1.65 km NNE of Tres Pinos, California · 13371 days ago · 4 km deep · 59 km away
  29. 2.314 km E of Seven Trees, California · 13370 days ago · 8 km deep · 27 km away
  30. 3.06 km N of Day Valley, California · 13370 days ago · 4 km deep · 2 km away
  31. 2.45 km S of Lexington Hills, California · 13369 days ago · 14 km deep · 9 km away
  32. 1.64 km E of Interlaken, California · 13368 days ago · 10 km deep · 25 km away
  33. 3.014 km N of Morgan Hill, California · 13368 days ago · 7 km deep · 26 km away
  34. 1.93 km E of Day Valley, California · 13368 days ago · 13 km deep · 10 km away
  35. 1.66 km N of Day Valley, California · 13368 days ago · 3 km deep · 2 km away
  36. 1.811 km S of Tres Pinos, California · 13368 days ago · 4 km deep · 69 km away
  37. 1.810 km NE of Milpitas, California · 13367 days ago · 7 km deep · 42 km away
  38. 2.220 km SSE of Tres Pinos, California · 13367 days ago · 5 km deep · 79 km away
  39. 1.61 km ENE of Aromas, California · 13366 days ago · 9 km deep · 33 km away
  40. 2.04 km ENE of Tres Pinos, California · 13366 days ago · 9 km deep · 62 km away
  41. 1.626 km NE of Soledad, California · 13366 days ago · 7 km deep · 87 km away
  42. 2.15 km SW of Monte Sereno, California · 13365 days ago · 13 km deep · 18 km away
  43. 3.216 km SSE of Tres Pinos, California · 13365 days ago · 3 km deep · 75 km away
  44. 1.721 km NE of Soledad, California · 13365 days ago · 5 km deep · 87 km away
  45. 1.922 km NNE of Soledad, California · 13365 days ago · 2 km deep · 82 km away
  46. 2.422 km ENE of Soledad, California · 13365 days ago · 3 km deep · 93 km away
  47. 1.76 km SSW of Los Banos, California · 13365 days ago · 1 km deep · 89 km away
  48. 1.815 km ESE of East Foothills, California · 13364 days ago · 2 km deep · 28 km away
  49. 1.86 km NNE of Corralitos, California · 13363 days ago · 7 km deep · 11 km away
  50. 1.57 km SW of Monte Sereno, California · 13363 days ago · 13 km deep · 19 km away
  51. 2.32 km SSW of Saratoga, California · 13362 days ago · 8 km deep · 21 km away
  52. 1.621 km NE of Soledad, California · 13361 days ago · 7 km deep · 89 km away
  53. 1.70 km ENE of Millbrae, California · 13361 days ago · 12 km deep · 70 km away
  54. 1.71 km ENE of Millbrae, California · 13361 days ago · 11 km deep · 70 km away
  55. 1.54 km SE of Tres Pinos, California · 13361 days ago · 6 km deep · 65 km away
  56. 2.15 km SSW of Gilroy, California · 13361 days ago · 3 km deep · 31 km away
  57. 1.89 km NNE of Day Valley, California · 13361 days ago · 4 km deep · 3 km away
  58. 1.86 km NE of Amesti, California · 13360 days ago · 13 km deep · 16 km away
  59. 1.93 km W of Lexington Hills, California · 13360 days ago · 11 km deep · 15 km away
  60. 2.015 km N of Morgan Hill, California · 13359 days ago · 2 km deep · 25 km away

The first 60 of 177.

Before

  1. 3.32 km ESE of Aromas, California · 13378 days ago · 8 km deep · 34 km away
  2. 2.51 km SSW of Monte Sereno, California · 13379 days ago · 3 km deep · 17 km away
  3. 1.95 km NNW of Aromas, California · 13379 days ago · 10 km deep · 27 km away
  4. 1.58 km ENE of Morgan Hill, California · 13379 days ago · 3 km deep · 27 km away
  5. 1.72 km SW of Saratoga, California · 13379 days ago · 10 km deep · 21 km away
  6. 1.722 km SE of Tres Pinos, California · 13379 days ago · 6 km deep · 83 km away
  7. 1.94 km NE of Amesti, California · 13379 days ago · 12 km deep · 17 km away
  8. 1.59 km NNE of Morgan Hill, California · 13379 days ago · 3 km deep · 26 km away
  9. 2.72 km ESE of Aromas, California · 13380 days ago · 7 km deep · 34 km away
  10. 1.75 km SSW of Ridgemark, California · 13380 days ago · 10 km deep · 58 km away
  11. 2.0Northern California · 13380 days ago · 10 km deep · 15 km away
  12. 2.84 km ENE of Interlaken, California · 13380 days ago · 6 km deep · 24 km away
  13. 2.02 km ESE of Aromas, California · 13380 days ago · 7 km deep · 35 km away
  14. 2.72 km ESE of Aromas, California · 13380 days ago · 7 km deep · 35 km away
  15. 1.711 km E of Blackhawk, California · 13380 days ago · 15 km deep · 78 km away
  16. 2.52 km ESE of Aromas, California · 13381 days ago · 7 km deep · 34 km away
  17. 1.712 km ESE of East Foothills, California · 13381 days ago · 5 km deep · 28 km away
  18. 1.63 km ESE of Aromas, California · 13381 days ago · 5 km deep · 36 km away
  19. 2.44 km NNW of Day Valley, California · 13381 days ago · 13 km deep · 5 km away
  20. 1.721 km E of Tres Pinos, California · 13381 days ago · 0 km deep · 80 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc152613. Read Sat, Oct 3, 2026, 9:32 PM UTC.