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M1.2 Depth: 3.8 km

M1.2 Earthquake near Calpella, California (United States)

UTC time: 2026-08-02 01:55:05 UTC Local time: —

About this earthquake

A magnitude M1.2 earthquake was recorded near Calpella, California (United States) on August 2, 2026 at 01:55 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 177 earthquakes, the strongest at M3.8.

Details

Magnitude
M1.2
Depth
3.8 km
UTC time
2026-08-02 01:55:05 UTC
Local time
—
Country
United States
State
California
City
Calpella
County
Mendocino County
Village
Calpella
Source
usgs
Coordinates
39.24217, -123.21800
Temperature
29.6°C

Map

Depth profile

Depth profile Depth: 3.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 3.8 km
Shallow
3.8 km
3.8 km — shallower than the regional average (15.5 km)
Regional average: 15.5 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

  • Clear Lake Volcanic Field
    Distance: 49 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 202 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 256 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 299 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Soda Lakes
    Distance: 374 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Mono Lake Volcanic Field
    Distance: 389 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·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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