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M4.9 Earthquake near 14 km NNW of Susanville, CA (United States)

UTC time: 2025-12-31 05:49:32 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

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About this earthquake

A magnitude M4.9 earthquake was recorded near 14 km NNW of Susanville, CA (United States) on December 31, 2025 at 05:49 UTC. With a focal depth of about 5 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 249 earthquakes, the strongest at M5.4.

Details

ID
843b9d59cb4cc396ac7a166ac138c002acbd5e42
Magnitude
M4.9
Depth
4.7 km
UTC time
2025-12-31 05:49:32 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
40.54183, -120.68417
Temperature
-1.1°C

Depth profile

Depth profile Depth: 4.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.7 km
Shallow
4.7 km
4.7 km — shallower than the regional average (15.2 km)
Regional average: 15.2 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

  • Lassen Volcanic Center
    Distance: 70 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Medicine Lake
    Distance: 139 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Shasta
    Distance: 159 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Soda Lakes
    Distance: 191 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Clear Lake Volcanic Field
    Distance: 250 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Crater Lake
    Distance: 292 km ·Caldera ·Elevation: 2'487 m ·Last eruption: -2850 ·United States

California

Context for this earthquake

11 Sep 2025 – 11 Sep 2026 · M ≥ 3.0 · 243 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · United States

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Country statistics · United States

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