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United States · California

M0.9 Earthquake near Caldwell Pines, California (United States)

UTC time: 2026-09-30 00:30:46 UTC Local time: —

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About this earthquake

A magnitude M0.9 earthquake was recorded near Caldwell Pines, California (United States) on September 30, 2026 at 00:30 UTC. With a focal depth of about 12 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 194 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

ID
ab1fb09b13b4aad2b0ef703ad14d73ec4aa24e00
Magnitude
M0.9
Depth
11.7 km
UTC time
2026-09-30 00:30:46 UTC
Local time
—
Country
United States
State
California
City
Caldwell Pines
County
Lake County
Source
usgs
Coordinates
38.85450, -122.80883
Temperature
26.6°C

Depth profile

Depth profile Depth: 11.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.7 km
Shallow
11.7 km
11.7 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

  • Clear Lake Volcanic Field
    Distance: 13 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 213 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 289 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 324 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Mono Lake Volcanic Field
    Distance: 343 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Soda Lakes
    Distance: 347 km ·Maar(s) ·Elevation: 1'251 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Charles M. Schulz Sonoma County AirportUnited States · STS · KSTS
    38.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-30

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

California

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 2,447 Catalogue entries

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

Open seismic profile

Historic earthquake map · United States

Open history map
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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