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United States · California

M2.4 Earthquake near Novato, California (United States)

UTC time: 2026-09-27 01:21:09 UTC Local time: —

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About this earthquake

On September 27, 2026 at 01:21 UTC, a magnitude M2.4 earthquake occurred near Novato, California (United States). The hypocenter lay relatively close to the surface at around 8 km, increasing how strongly it was felt. 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: 141 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

ID
06f7142214df3646e0fa0aae2485f2d3dfb3b288
Magnitude
M2.4
Depth
8.0 km
UTC time
2026-09-27 01:21:09 UTC
Local time
—
Country
United States
State
California
City
Novato
County
Marin County
Source
usgs
Coordinates
38.09667, -122.57467
Temperature
21.0°C

Depth profile

Depth profile Depth: 8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8 km
Shallow
8 km
8 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: 99 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 282 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Mono Lake Volcanic Field
    Distance: 311 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Mono-Inyo Craters
    Distance: 313 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mammoth Mountain
    Distance: 315 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Soda Lakes
    Distance: 357 km ·Maar(s) ·Elevation: 1'251 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Buchanan FieldUnited States · CCR · KCCR
    46.9 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-26

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

27 Sep 2025 – 27 Sep 2026 · M ≥ 2.0 · 2,426 Catalogue entries

Of 2,425 other entries for this area and period, 894 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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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