California earthquakes

M1.7 earthquake Central California

A magnitude 1.7 earthquake struck in Central California on Fri, Apr 17, 1987, 8:47 AM PDT (15:47 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.8 12 km WSW of Aspen Springs, California. This one was a foreshock.

Mammoth Lakes 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), micro
Local time
UTC
1987-04-17 15:47:01 UTC
Depth
5.4 km (3.3 mi), shallow
Epicenter
37.583° N, 119.140° 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 1.2 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
242°, poorly surrounded by stations
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.614 km N of Dixon Lane-Meadow Creek, California · 14391 days ago · 5 km deep · 64 km away
  2. 2.812 km WSW of Aspen Springs, California · 14391 days ago · 5 km deep · 28 km away
  3. 1.611 km SE of Mammoth Lakes, California · 14391 days ago · 4 km deep · 24 km away
  4. 1.925 km E of Bishop, California · 14390 days ago · 4 km deep · 95 km away
  5. 1.69 km N of Dixon Lane-Meadow Creek, California · 14390 days ago · 10 km deep · 67 km away
  6. 2.411 km NNE of Dixon Lane-Meadow Creek, California · 14390 days ago · 5 km deep · 68 km away
  7. 1.511 km NNE of Dixon Lane-Meadow Creek, California · 14389 days ago · 4 km deep · 68 km away
  8. 1.517 km ENE of Swall Meadows, California · 14389 days ago · 6 km deep · 60 km away
  9. 2.58 km NNE of Dixon Lane-Meadow Creek, California · 14389 days ago · 10 km deep · 68 km away
  10. 2.210 km ENE of Big Pine, California · 14389 days ago · 7 km deep · 95 km away
  11. 1.818 km ENE of Swall Meadows, California · 14389 days ago · 7 km deep · 60 km away
  12. 1.93 km E of Mammoth Lakes, California · 14389 days ago · 2 km deep · 20 km away
  13. 1.615 km NNE of Mesa, California · 14389 days ago · 3 km deep · 61 km away
  14. 1.63 km WSW of West Bishop, California · 14388 days ago · 2 km deep · 63 km away
  15. 2.716 km ENE of Swall Meadows, California · 14388 days ago · 7 km deep · 59 km away
  16. 1.77 km NNE of Dixon Lane-Meadow Creek, California · 14388 days ago · 8 km deep · 69 km away
  17. 1.59 km WSW of Swall Meadows, California · 14388 days ago · 12 km deep · 38 km away
  18. 1.612 km NNE of Dixon Lane-Meadow Creek, California · 14388 days ago · 6 km deep · 69 km away
  19. 1.811 km NNE of Dixon Lane-Meadow Creek, California · 14387 days ago · 6 km deep · 67 km away
  20. 1.711 km N of Dixon Lane-Meadow Creek, California · 14387 days ago · 4 km deep · 67 km away
  21. 1.610 km NNE of Dixon Lane-Meadow Creek, California · 14387 days ago · 6 km deep · 67 km away
  22. 1.511 km NNE of Dixon Lane-Meadow Creek, California · 14387 days ago · 3 km deep · 70 km away
  23. 1.911 km NNE of Dixon Lane-Meadow Creek, California · 14387 days ago · 6 km deep · 67 km away
  24. 1.618 km NNE of Mesa, California · 14386 days ago · 5 km deep · 63 km away
  25. 2.015 km NNE of Mesa, California · 14386 days ago · 12 km deep · 59 km away
  26. 1.615 km N of Dixon Lane-Meadow Creek, California · 14386 days ago · 4 km deep · 64 km away
  27. 2.215 km ENE of Swall Meadows, California · 14386 days ago · 10 km deep · 57 km away
  28. 1.714 km W of Aspen Springs, California · 14386 days ago · 4 km deep · 24 km away
  29. 1.77 km ESE of Mammoth Lakes, California · 14386 days ago · 2 km deep · 22 km away
  30. 1.510 km E of Mammoth Lakes, California · 14385 days ago · 3 km deep · 27 km away
  31. 1.614 km NNE of Mesa, California · 14385 days ago · 3 km deep · 61 km away
  32. 2.23 km ESE of Mammoth Lakes, California · 14385 days ago · 6 km deep · 19 km away
  33. 1.618 km ENE of Swall Meadows, California · 14385 days ago · 7 km deep · 59 km away
  34. 1.718 km ENE of Swall Meadows, California · 14385 days ago · 6 km deep · 59 km away
  35. 2.416 km E of Mono City, California · 14385 days ago · 9 km deep · 55 km away
  36. 1.66 km SW of Aspen Springs, California · 14384 days ago · 4 km deep · 35 km away
  37. 1.86 km SW of Aspen Springs, California · 14384 days ago · 4 km deep · 35 km away
  38. 4.23 km S of Mammoth Lakes, California · 14384 days ago · 5 km deep · 15 km away
  39. 1.63 km S of Mammoth Lakes, California · 14384 days ago · 5 km deep · 15 km away
  40. 2.012 km SSW of Bootjack, California · 14384 days ago · 5 km deep · 75 km away
  41. 1.714 km W of Aspen Springs, California · 14383 days ago · 3 km deep · 24 km away
  42. 1.618 km ENE of Swall Meadows, California · 14383 days ago · 7 km deep · 60 km away
  43. 1.5California-Nevada border region · 14383 days ago · 9 km deep · 29 km away
  44. 2.015 km NE of Mesa, California · 14383 days ago · 5 km deep · 63 km away
  45. 1.6California-Nevada border region · 14383 days ago · 3 km deep · 63 km away
  46. 2.39 km W of Aspen Springs, California · 14382 days ago · 4 km deep · 28 km away
  47. 2.27 km N of Bonadelle Ranchos-Madera Ranchos, California · 14382 days ago · 4 km deep · 87 km away
  48. 1.84 km E of Mammoth Lakes, California · 14382 days ago · -1 km deep · 20 km away
  49. 1.512 km SE of Mammoth Lakes, California · 14382 days ago · 1 km deep · 24 km away
  50. 2.013 km W of Aspen Springs, California · 14382 days ago · 4 km deep · 25 km away
  51. 1.612 km NNE of Dixon Lane-Meadow Creek, California · 14382 days ago · 4 km deep · 68 km away
  52. 2.12 km SW of Mammoth Lakes, California · 14382 days ago · 5 km deep · 15 km away
  53. 2.318 km ENE of Swall Meadows, California · 14382 days ago · 6 km deep · 60 km away
  54. 1.510 km SE of Walker, California · 14382 days ago · 5 km deep · 98 km away
  55. 1.73 km NNW of Mesa, California · 14380 days ago · 9 km deep · 53 km away
  56. 1.82 km WNW of Round Valley, California · 14380 days ago · 11 km deep · 50 km away
  57. 2.614 km W of Aspen Springs, California · 14380 days ago · 3 km deep · 24 km away
  58. 1.920 km NE of Big Pine, California · 14380 days ago · 3 km deep · 92 km away
  59. 1.51 km SSW of Round Valley, California · 14380 days ago · 10 km deep · 52 km away
  60. 2.121 km SSE of Benton, California · 14379 days ago · 6 km deep · 64 km away

The first 60 of 200.

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1149165. Read Tue, Sep 22, 2026, 8:44 PM UTC.