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M1.5 Depth: 11.4 km

M1.5 Earthquake near 8 km SW of Holtville, CA (United States)

UTC time: 2025-10-31 09:09:37 UTC Local time: —

About this earthquake

On October 31, 2025 at 09:09 UTC, a magnitude M1.5 earthquake occurred near 8 km SW of Holtville, CA (United States). The hypocenter lay relatively close to the surface at around 11 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 163 earthquakes, the strongest at M3.6.

Details

Magnitude
M1.5
Depth
11.4 km
UTC time
2025-10-31 09:09:37 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
32.75467, -115.42667
Temperature
13.1°C

Map

Depth profile

Depth profile Depth: 11.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.4 km
Shallow
11.4 km
11.4 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

  • Salton Buttes
    Distance: 52 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 207 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • San Luis, Isla
    Distance: 324 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Jaraguay Volcanic Field
    Distance: 391 km ·Volcanic field ·Elevation: 960 m ·Mexico
  • San Francisco Volcanic Field
    Distance: 450 km ·Volcanic field ·Elevation: 3'850 m ·Last eruption: 1075 ·United States
  • Uinkaret Field
    Distance: 455 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·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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