California earthquakes

M1.6 earthquake 22km ENE of San Ardo, CA

A magnitude 1.6 earthquake struck 22km ENE of San Ardo, CA on Mon, Feb 22, 2021, 11:45 AM PST (19:45 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.7 22km SSE of Lopez Point, CA. This one was a foreshock.

San Ardo 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
2021-02-22 19:45:11 UTC
Depth
2.6 km (1.6 mi), shallow
Epicenter
36.106° N, 120.678° 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 0.3 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.23
Depth from
From location
Station coverage gap
133°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 133 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 2.014km NW of Parkfield, CA · 2049 days ago · 10 km deep · 18 km away
  2. 1.617km SE of Pinnacles, CA · 2048 days ago · 0 km deep · 46 km away
  3. 1.515km SE of Pinnacles, CA · 2048 days ago · 2 km deep · 48 km away
  4. 1.816km SE of Pinnacles, CA · 2048 days ago · 1 km deep · 47 km away
  5. 2.116km SE of Pinnacles, CA · 2048 days ago · 1 km deep · 47 km away
  6. 1.616km NW of Pinnacles, CA · 2047 days ago · 9 km deep · 79 km away
  7. 1.78km NW of Pinnacles, CA · 2047 days ago · 6 km deep · 71 km away
  8. 1.78km E of Coalinga, CA · 2047 days ago · 9 km deep · 37 km away
  9. 1.711km ENE of Coalinga, CA · 2047 days ago · 5 km deep · 39 km away
  10. 1.810km W of Huron, CA · 2047 days ago · 4 km deep · 44 km away
  11. 1.716km NW of Parkfield, CA · 2047 days ago · 3 km deep · 16 km away
  12. 1.916km NW of Parkfield, CA · 2047 days ago · 3 km deep · 16 km away
  13. 2.22km NNE of Pinnacles, CA · 2047 days ago · 6 km deep · 64 km away
  14. 1.517km NW of Parkfield, CA · 2047 days ago · 3 km deep · 16 km away
  15. 1.79km E of Coalinga, CA · 2047 days ago · 7 km deep · 38 km away
  16. 2.99km SSW of Tres Pinos, CA · 2046 days ago · 4 km deep · 90 km away · felt by 6
  17. 1.611km SSW of Tres Pinos, CA · 2046 days ago · 0 km deep · 90 km away
  18. 2.36km NNE of Avenal, CA · 2046 days ago · 10 km deep · 52 km away
  19. 2.57km ESE of Pinnacles, CA · 2045 days ago · 5 km deep · 56 km away · felt by 4
  20. 1.53km E of Lopez Point, CA · 2044 days ago · 9 km deep · 77 km away
  21. 3.722km SSE of Lopez Point, CA · 2043 days ago · 9 km deep · 76 km away · felt by 10
  22. 3.022km SSE of Lopez Point, CA · 2043 days ago · 6 km deep · 75 km away · felt by 3
  23. 1.810km NE of Coalinga, CA · 2043 days ago · 11 km deep · 38 km away
  24. 3.222km SSE of Lopez Point, CA · 2043 days ago · 8 km deep · 76 km away · felt by 3
  25. 2.922km SSE of Lopez Point, CA · 2043 days ago · 9 km deep · 76 km away · felt by 2
  26. 2.111km SSW of Tres Pinos, CA · 2042 days ago · 2 km deep · 91 km away
  27. 2.422km SSW of South Dos Palos, CA · 2042 days ago · 1 km deep · 74 km away · felt by 2
  28. 2.58km NE of Pinnacles, CA · 2042 days ago · 8 km deep · 65 km away · felt by 4
  29. 1.621km ENE of San Lucas, CA · 2042 days ago · 8 km deep · 16 km away
  30. 2.022km ENE of San Lucas, CA · 2042 days ago · 9 km deep · 15 km away
  31. 2.323km SSW of South Dos Palos, CA · 2042 days ago · 2 km deep · 73 km away
  32. 1.96km SW of San Luis Obispo, CA · 2042 days ago · 6 km deep · 97 km away
  33. 2.25km NNE of Pinnacles, CA · 2042 days ago · 9 km deep · 65 km away
  34. 2.29km NE of Kettleman City, CA · 2042 days ago · 26 km deep · 70 km away
  35. 2.59km SSW of Tres Pinos, CA · 2042 days ago · 4 km deep · 90 km away · felt by 2
  36. 2.112 km SSW of Tres Pinos, California · 2042 days ago · 8 km deep · 91 km away · felt by 1
  37. 2.211km SSW of Tres Pinos, CA · 2042 days ago · 2 km deep · 91 km away
  38. 1.616km NW of Parkfield, CA · 2037 days ago · 4 km deep · 16 km away
  39. 1.916km SE of Pinnacles, CA · 2037 days ago · 9 km deep · 47 km away
  40. 1.911km SSE of Huron, CA · 2036 days ago · 5 km deep · 57 km away
  41. 2.212km NW of Pinnacles, CA · 2035 days ago · 5 km deep · 75 km away
  42. 2.122km S of South Dos Palos, CA · 2034 days ago · 2 km deep · 74 km away
  43. 1.611km N of Pinnacles, CA · 2034 days ago · 4 km deep · 72 km away
  44. 1.94km N of Pinnacles, CA · 2034 days ago · 10 km deep · 66 km away
  45. 2.823km S of South Dos Palos, CA · 2033 days ago · 4 km deep · 73 km away · felt by 5
  46. 2.111km SE of Pinnacles, CA · 2033 days ago · 9 km deep · 52 km away
  47. 1.616km ESE of Point Sur, CA · 2033 days ago · 13 km deep · 97 km away
  48. 1.510km SE of Pinnacles, CA · 2032 days ago · 7 km deep · 53 km away
  49. 2.24km NNW of Pinnacles, CA · 2032 days ago · 3 km deep · 67 km away
  50. 2.58km NNW of Pinnacles, CA · 2031 days ago · 5 km deep · 71 km away · felt by 1
  51. 2.48km NNW of Pinnacles, CA · 2031 days ago · 6 km deep · 70 km away · felt by 2
  52. 1.622km NW of Parkfield, CA · 2030 days ago · 6 km deep · 10 km away
  53. 2.124km NE of Tres Pinos, CA · 2030 days ago · 4 km deep · 99 km away
  54. 2.64km N of Pinnacles, CA · 2028 days ago · 5 km deep · 66 km away · felt by 1
  55. 2.44km N of Pinnacles, CA · 2028 days ago · 6 km deep · 66 km away · felt by 3
  56. 2.410km SW of Tranquillity, CA · 2028 days ago · 20 km deep · 62 km away
  57. 2.413km SW of Cantua Creek, CA · 2027 days ago · 15 km deep · 42 km away · felt by 1
  58. 1.84km NNW of Pinnacles, CA · 2027 days ago · 6 km deep · 67 km away
  59. 1.514km E of Tres Pinos, CA · 2027 days ago · 9 km deep · 86 km away
  60. 1.94km N of Pinnacles, CA · 2026 days ago · 7 km deep · 66 km away

The first 60 of 133.

Before

  1. 2.013km S of Tres Pinos, CA · 2049 days ago · 5 km deep · 85 km away
  2. 1.57km SE of Pinnacles, CA · 2050 days ago · 7 km deep · 56 km away
  3. 1.72km SE of Tres Pinos, CA · 2050 days ago · 9 km deep · 93 km away · felt by 1
  4. 2.01km NNE of Tres Pinos, CA · 2050 days ago · 10 km deep · 96 km away
  5. 1.919km SSE of Lopez Point, CA · 2052 days ago · 10 km deep · 76 km away
  6. 1.612km NNE of Pinnacles, CA · 2054 days ago · 6 km deep · 68 km away
  7. 2.713km WSW of Parkfield, CA · 2054 days ago · 9 km deep · 32 km away · felt by 15
  8. 1.75km NNW of Pinnacles, CA · 2055 days ago · 7 km deep · 68 km away
  9. 1.58km NNW of Pinnacles, CA · 2055 days ago · 9 km deep · 70 km away
  10. 2.510km NNE of Kettleman City, CA · 2056 days ago · 7 km deep · 68 km away · felt by 1
  11. 2.16km NNW of Pinnacles, CA · 2059 days ago · 7 km deep · 69 km away
  12. 3.06km NNW of Pinnacles, CA · 2059 days ago · 8 km deep · 68 km away · felt by 7
  13. 1.75km NNW of Pinnacles, CA · 2059 days ago · 3 km deep · 67 km away
  14. 1.918km W of New Idria, CA · 2060 days ago · 18 km deep · 38 km away
  15. 2.513km E of New Idria, CA · 2062 days ago · 11 km deep · 39 km away · felt by 8
  16. 2.113km NW of Pinnacles, CA · 2062 days ago · 5 km deep · 76 km away · felt by 1
  17. 1.813km NW of Pinnacles, CA · 2063 days ago · 4 km deep · 76 km away
  18. 2.26km ENE of Pinnacles, CA · 2063 days ago · 7 km deep · 61 km away
  19. 1.718km NW of Parkfield, CA · 2065 days ago · 5 km deep · 14 km away
  20. 2.618km NW of Parkfield, CA · 2065 days ago · 5 km deep · 14 km away · felt by 1

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73526521. Read Sat, Oct 3, 2026, 4:03 PM UTC.