California earthquakes

M1.8 earthquake 16 km N of Big Bend, California

A magnitude 1.8 earthquake struck 16 km N of Big Bend, California on Wed, Nov 27, 1985, 2:15 AM PST (10:15 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.2 4 km ESE of Bella Vista, California. This one was a foreshock.

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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), micro
Local time
UTC
1985-11-27 10:15:58 UTC
Depth
2.9 km (1.8 mi), shallow
Epicenter
41.169° N, 121.898° 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 0.5 km horizontally, 11.0 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
136°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 1.710 km WNW of Trinity Center, California · 14912 days ago · 4 km deep · 79 km away
  2. 3.05 km S of Millville, California · 14912 days ago · 4 km deep · 78 km away
  3. 2.115 km NNW of Shingletown, California · 14911 days ago · 9 km deep · 60 km away
  4. 1.95 km N of Lakehead, California · 14907 days ago · 8 km deep · 47 km away
  5. 2.113 km NNE of Mineral, California · 14900 days ago · 3 km deep · 83 km away
  6. 1.713 km NNE of Old Station, California · 14891 days ago · 3 km deep · 62 km away
  7. 1.620 km E of Grenada, California · 14890 days ago · 5 km deep · 60 km away
  8. 2.819 km SW of Edgewood, California · 14885 days ago · 1 km deep · 61 km away
  9. 3.24 km ESE of Bella Vista, California · 14883 days ago · 19 km deep · 65 km away
  10. 2.37 km ESE of Millville, California · 14879 days ago · -1 km deep · 72 km away
  11. 1.911 km NE of Mountain Gate, California · 14871 days ago · 17 km deep · 51 km away
  12. 2.112 km NE of Bend, California · 14865 days ago · 19 km deep · 96 km away
  13. 1.86 km ESE of Bella Vista, California · 14857 days ago · 19 km deep · 66 km away

Before

  1. 1.915 km W of Manton, California · 14921 days ago · 28 km deep · 83 km away
  2. 1.85 km S of Mount Shasta, California · 14924 days ago · 0 km deep · 36 km away
  3. 1.910 km NNE of Mineral, California · 14933 days ago · 6 km deep · 87 km away
  4. 1.810 km NNE of Mineral, California · 14933 days ago · 7 km deep · 87 km away
  5. 1.521 km W of Trinity Center, California · 14941 days ago · 20 km deep · 91 km away
  6. 2.81 km ENE of Lakehead, California · 14943 days ago · 18 km deep · 48 km away
  7. 2.61 km ESE of Lakehead, California · 14944 days ago · 19 km deep · 49 km away
  8. 1.712 km SSW of Old Station, California · 14946 days ago · 3 km deep · 74 km away
  9. 1.913 km E of Mineral, California · 14946 days ago · 3 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc59968. Read Wed, Sep 30, 2026, 5:27 PM UTC.