California earthquakes

M2.9 earthquake 9km ENE of Buttonwillow, CA

A magnitude 2.9 earthquake struck 9km ENE of Buttonwillow, CA on Sat, Sep 3, 1977, 2:46 PM PDT (21:46 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.4 16km NE of Taft, CA. This one was a foreshock.

Buttonwillow 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
2.9 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1977-09-03 21:46:56 UTC
Depth
2.8 km (1.8 mi), shallow
Epicenter
35.425° N, 119.373° 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 0.9 km horizontally, 2.4 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
133°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.717km ESE of Arvin, CA · 17922 days ago · 6 km deep · 72 km away
  2. 2.617km SSW of Lamont, CA · 17921 days ago · 3 km deep · 47 km away
  3. 1.812km N of Pine Mountain Club, CA · 17918 days ago · 9 km deep · 57 km away
  4. 2.322km N of Pine Mountain Club, CA · 17916 days ago · 0 km deep · 47 km away
  5. 2.016km WNW of Grapevine, CA · 17907 days ago · 4 km deep · 53 km away
  6. 1.615km NW of Grapevine, CA · 17902 days ago · 4 km deep · 52 km away
  7. 3.014km NW of Grapevine, CA · 17901 days ago · 8 km deep · 53 km away
  8. 1.516km N of Pine Mountain Club, CA · 17900 days ago · 6 km deep · 53 km away
  9. 3.416km NE of Taft, CA · 17900 days ago · 11 km deep · 19 km away
  10. 1.816km NW of Grapevine, CA · 17893 days ago · 6 km deep · 51 km away
  11. 1.714km NE of Taft, CA · 17892 days ago · 22 km deep · 20 km away
  12. 1.58km WNW of Grapevine, CA · 17891 days ago · 9 km deep · 59 km away
  13. 1.76km SSE of Frazier Park, CA · 17889 days ago · 15 km deep · 83 km away
  14. 1.523km WSW of Lamont, CA · 17889 days ago · 6 km deep · 35 km away
  15. 2.323km S of Bodfish, CA · 17884 days ago · 6 km deep · 80 km away
  16. 2.54km E of Shafter, CA · 17882 days ago · 6 km deep · 15 km away
  17. 1.53km NNW of Frazier Park, CA · 17880 days ago · 13 km deep · 74 km away
  18. 1.711km ENE of Pine Mountain Club, CA · 17879 days ago · 10 km deep · 66 km away
  19. 1.818km WNW of Tehachapi, CA · 17874 days ago · 4 km deep · 73 km away
  20. 1.812km SW of Arvin, CA · 17872 days ago · 6 km deep · 50 km away
  21. 2.316km NNW of Pine Mountain Club, CA · 17871 days ago · 0 km deep · 52 km away
  22. 1.814km NW of Pine Mountain Club, CA · 17870 days ago · 2 km deep · 54 km away
  23. 2.120km SE of Bodfish, CA · 17868 days ago · 6 km deep · 94 km away

Before

  1. 1.818km NW of Grapevine, CA · 17940 days ago · 13 km deep · 50 km away
  2. 1.814km SW of Lamont, CA · 17942 days ago · 7 km deep · 45 km away
  3. 3.514km SW of Arvin, CA · 17945 days ago · 9 km deep · 51 km away
  4. 1.77km WNW of Grapevine, CA · 17946 days ago · 10 km deep · 61 km away
  5. 2.513km S of Buttonwillow, CA · 17947 days ago · 24 km deep · 18 km away
  6. 2.58km ESE of Lake Isabella, CA · 17950 days ago · 5 km deep · 92 km away
  7. 2.221km NW of Tehachapi, CA · 17951 days ago · 4 km deep · 74 km away
  8. 1.78km E of Pine Mountain Club, CA · 17953 days ago · 9 km deep · 70 km away
  9. 1.517km W of Tehachapi, CA · 17953 days ago · 7 km deep · 74 km away
  10. 1.515km NNE of Pine Mountain Club, CA · 17953 days ago · 4 km deep · 55 km away
  11. 2.04km ESE of Wofford Heights, CA · 17955 days ago · 6 km deep · 91 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3334569. Read Sun, Oct 4, 2026, 6:23 AM UTC.