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United States

M1.5 Earthquake near 8 km W of Palomar Observatory, CA (United States)

UTC time: 2025-04-24 17:08:02 UTC Local time: —
Magnitude
M1.5
Depth
20.2 km
Source
USGS

8 km W of Palomar Observatory, CA

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About this earthquake

On April 24, 2025 at 17:08 UTC, a magnitude M1.5 earthquake occurred near 8 km W of Palomar Observatory, CA (United States). With a focal depth of about 20 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: 152 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
c932a734f966dc027469eb450ce89db051a0139f
Magnitude
M1.5
Depth
20.2 km
UTC time
2025-04-24 17:08:02 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
33.36017, -116.95000
Temperature
13.7°C

Depth profile

Depth profile Depth: 20.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20.2 km
Shallow
20.2 km
20.2 km — deeper 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: 125 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 364 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Ubehebe Craters
    Distance: 409 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • San Luis, Isla
    Distance: 447 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Uinkaret Field
    Distance: 484 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • McClellan-Palomar AirportUnited States · CLD · KCRQ
    40.1 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-06

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

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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