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M0.3 Depth: 6.5 km

M0.3 Earthquake near Anza, California (United States)

UTC time: 2026-07-21 08:28:20 UTC Local time: —

About this earthquake

On July 21, 2026 at 08:28 UTC, a magnitude M0.3 earthquake occurred near Anza, California (United States). The hypocenter lay relatively close to the surface at around 6 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 183 earthquakes, the strongest at M3.1.

Details

Magnitude
M0.3
Depth
6.5 km
UTC time
2026-07-21 08:28:20 UTC
Local time
—
Country
United States
State
California
City
Anza
County
Riverside County
Village
Anza
Source
usgs
Coordinates
33.54200, -116.70883
Temperature
21.8°C

Map

Depth profile

Depth profile Depth: 6.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.5 km
Shallow
6.5 km
6.5 km — shallower than the regional average (15.6 km)
Regional average: 15.6 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: 108 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 354 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Ubehebe Craters
    Distance: 393 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • San Luis, Isla
    Distance: 453 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Uinkaret Field
    Distance: 454 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·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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