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M2.1 Depth: 7.5 km

M2.1 Earthquake near 13 km SSE of Tennant, CA (United States)

UTC time: 2025-12-17 23:37:31 UTC Local time: —

About this earthquake

On December 17, 2025 at 23:37 UTC, a magnitude M2.1 earthquake occurred near 13 km SSE of Tennant, CA (United States). With a focal depth of about 8 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: 220 earthquakes were recorded in the past 24 hours, the strongest reaching M4.9.

Details

Magnitude
M2.1
Depth
7.5 km
UTC time
2025-12-17 23:37:31 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
41.47883, -121.84900
Temperature
0.2°C

Map

Depth profile

Depth profile Depth: 7.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.5 km
Shallow
7.5 km
7.5 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

  • Medicine Lake
    Distance: 29 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Shasta
    Distance: 30 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Lassen Volcanic Center
    Distance: 113 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Crater Lake
    Distance: 164 km ·Caldera ·Elevation: 2'487 m ·Last eruption: -2850 ·United States
  • Cinnamon Butte
    Distance: 197 km ·Pyroclastic cone(s) ·Elevation: 1'958 m ·United States
  • Davis Lake
    Distance: 233 km ·Volcanic field ·Elevation: 2'163 m ·Last eruption: -2790 ·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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