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M1.0 Depth: 3.9 km

M1.0 Earthquake near Inyo County, California (United States)

UTC time: 2026-08-21 15:44:42 UTC Local time: —

About this earthquake

A magnitude M1.0 earthquake was recorded near Inyo County, California (United States) on August 21, 2026 at 15:44 UTC. The hypocenter lay relatively close to the surface at around 4 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 216 earthquakes, the strongest at M3.3.

Details

Magnitude
M1.0
Depth
3.9 km
UTC time
2026-08-21 15:44:42 UTC
Local time
—
Country
United States
State
California
City
Inyo County
County
Inyo County
Source
usgs
Coordinates
36.06517, -117.83900
Temperature
26.3°C

Map

Depth profile

Depth profile Depth: 3.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 3.9 km
Shallow
3.9 km
3.9 km — shallower than the regional average (15.4 km)
Regional average: 15.4 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Ubehebe Craters
    Distance: 112 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 204 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 220 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 240 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Salton Buttes
    Distance: 378 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Soda Lakes
    Distance: 395 km ·Maar(s) ·Elevation: 1'251 m ·United States

Historic earthquake map · United States

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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