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M1.7 Depth: 9.5 km

M1.7 Earthquake near 3.7 km ( 2.3 mi) SW (az= 215.7) from La Habra, CA (United States)

UTC time: 2025-12-18 21:58:30 UTC Local time: —

About this earthquake

On December 18, 2025 at 21:58 UTC, a magnitude M1.7 earthquake occurred near 3.7 km ( 2.3 mi) SW (az= 215.7) from La Habra, CA (United States). With a focal depth of about 9 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 event was recorded by SCEDC. United States: 209 earthquakes were recorded in the past 24 hours, the strongest reaching M4.9.

Details

Magnitude
M1.7
Depth
9.5 km
UTC time
2025-12-18 21:58:30 UTC
Local time
—
Country
United States
City
California
Source
scedc
Coordinates
33.90500, -117.96950
Temperature
22.2°C

Map

Depth profile

Depth profile Depth: 9.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9.5 km
Shallow
9.5 km
9.5 km — shallower than the regional average (15.7 km)
Regional average: 15.7 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: 232 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 350 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 425 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 444 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 465 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Pinacate
    Distance: 476 km ·Volcanic field ·Elevation: 1'183 m ·Mexico

Historic earthquake map · United States

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Country statistics · United States

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