California earthquakes

M2.1 earthquake 14 km SSW of Markleeville, California

A magnitude 2.1 earthquake struck 14 km SSW of Markleeville, California on Wed, Apr 18, 1984, 7:37 PM PST (03:37 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M2.2 14 km NW of Bridgeport, 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
2.1 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1984-04-19 03:37:31 UTC
Depth
7.3 km (4.6 mi), shallow
Epicenter
38.572° N, 119.833° 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 0.6 km horizontally, 2.6 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
228°, poorly surrounded by stations
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 1.87 km NNE of Buck Meadows, California · 15501 days ago · 30 km deep · 79 km away
  2. 2.214 km NW of Bridgeport, California · 15499 days ago · 4 km deep · 49 km away
  3. 2.213 km NW of Bridgeport, California · 15499 days ago · 2 km deep · 50 km away
  4. 2.113 km N of Buck Meadows, California · 15492 days ago · 4 km deep · 73 km away
  5. 1.95 km SSW of Alpine Village, California · 15467 days ago · 6 km deep · 17 km away
  6. 2.010 km SE of Markleeville, California · 15467 days ago · 6 km deep · 14 km away
  7. 2.09 km WSW of Alpine Village, California · 15457 days ago · 4 km deep · 18 km away

Before

  1. 2.39 km SSW of Walker, California · 15509 days ago · 4 km deep · 33 km away
  2. 2.016 km NE of Buck Meadows, California · 15511 days ago · 39 km deep · 73 km away
  3. 2.14 km SSE of Buck Meadows, California · 15511 days ago · 4 km deep · 90 km away
  4. 2.111 km NE of Buck Meadows, California · 15511 days ago · 32 km deep · 77 km away
  5. 1.63 km NW of Buck Meadows, California · 15511 days ago · 4 km deep · 86 km away
  6. 2.35 km SSW of Kingvale, California · 15520 days ago · 4 km deep · 95 km away
  7. 2.122 km WSW of Bridgeport, California · 15521 days ago · 4 km deep · 55 km away
  8. 2.78 km W of Floriston, California · 15525 days ago · -2 km deep · 95 km away
  9. 1.613 km ENE of Buck Meadows, California · 15527 days ago · 23 km deep · 79 km away
  10. 2.911 km SE of Greeley Hill, California · 15529 days ago · 19 km deep · 100 km away
  11. 2.216 km SW of South Lake Tahoe, California · 15535 days ago · 7 km deep · 40 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc15928. Read Fri, Oct 2, 2026, 6:15 AM UTC.