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United States

M1.2 Earthquake near 21 km ESE of Anza, CA (United States)

UTC time: 2025-04-28 08:35:35 UTC Local time: —

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About this earthquake

A magnitude M1.2 earthquake was recorded near 21 km ESE of Anza, CA (United States) on April 28, 2025 at 08:35 UTC. The hypocenter lay relatively close to the surface at around 5 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: 171 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

ID
084151ecd2d961a33a080f8f3132db9415d7558e
Magnitude
M1.2
Depth
4.6 km
UTC time
2025-04-28 08:35:35 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
33.50900, -116.45267
Temperature
5.8°C

Depth profile

Depth profile Depth: 4.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.6 km
Shallow
4.6 km
4.6 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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: 85 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 332 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Ubehebe Craters
    Distance: 401 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • San Luis, Isla
    Distance: 438 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Uinkaret Field
    Distance: 440 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • San Francisco Volcanic Field
    Distance: 483 km ·Volcanic field ·Elevation: 3'850 m ·Last eruption: 1075 ·United States

Historic earthquake map · United States

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Country statistics · United States

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

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