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United States · California

M1.4 Earthquake near Castle Rock Springs, California (United States)

UTC time: 2026-09-19 17:02:46 UTC Local time: —
Magnitude
M1.4
Depth
1.6 km
Source
USGS

California · Castle Rock Springs

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About this earthquake

On September 19, 2026 at 17:02 UTC, a magnitude M1.4 earthquake occurred near Castle Rock Springs, California (United States). With a focal depth of about 2 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: over the past 24 hours, QuakeMap24 logged 202 earthquakes, the strongest at M3.1.

Details

ID
f5d0768d2efaae20e5fc03a9add5342bd715d68e
Magnitude
M1.4
Depth
1.6 km
UTC time
2026-09-19 17:02:46 UTC
Local time
—
Country
United States
State
California
City
Castle Rock Springs
County
Lake County
Source
usgs
Coordinates
38.78650, -122.72050
Temperature
25.9°C

Depth profile

Depth profile Depth: 1.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 1.6 km
Shallow
1.6 km
1.6 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: 21 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 216 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 295 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 329 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Mono Lake Volcanic Field
    Distance: 333 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Mono-Inyo Craters
    Distance: 340 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

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

Source: OurAirports · Dataset date: 2026-09-19

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

19 Sep 2025 – 19 Sep 2026 · M ≥ 2.0 · 2,414 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

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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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