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M1.1 Depth: 13.4 km

M1.1 Earthquake near Anza, California (United States)

UTC time: 2026-08-18 18:11:13 UTC Local time: —

About this earthquake

On August 18, 2026 at 18:11 UTC, a magnitude M1.1 earthquake occurred near Anza, California (United States). The hypocenter lay relatively close to the surface at around 13 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: 212 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

Magnitude
M1.1
Depth
13.4 km
UTC time
2026-08-18 18:11:13 UTC
Local time
—
Country
United States
State
California
City
Anza
County
Riverside County
Village
Anza
Source
usgs
Coordinates
33.57717, -116.64516
Temperature
31.8°C

Map

Depth profile

Depth profile Depth: 13.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 13.4 km
Shallow
13.4 km
13.4 km — close to 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

  • Salton Buttes
    Distance: 104 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 351 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Ubehebe Craters
    Distance: 390 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Uinkaret Field
    Distance: 447 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • San Luis, Isla
    Distance: 453 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • San Francisco Volcanic Field
    Distance: 496 km ·Volcanic field ·Elevation: 3'850 m ·Last eruption: 1075 ·United States

Historic earthquake map · United States

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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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