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M1.7 Depth: 14.1 km

M1.7 Earthquake near 17 km WNW of Petrolia, CA (United States)

UTC time: 2025-09-09 12:39:34 UTC Local time: —

About this earthquake

On September 9, 2025 at 12:39 UTC, a magnitude M1.7 earthquake occurred near 17 km WNW of Petrolia, CA (United States). The hypocenter lay relatively close to the surface at around 14 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 192 earthquakes, the strongest at M4.8.

Details

Magnitude
M1.7
Depth
14.1 km
UTC time
2025-09-09 12:39:34 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
40.36550, -124.47583
Temperature
16.0°C

Map

Depth profile

Depth profile Depth: 14.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 14.1 km
Shallow
14.1 km
14.1 km — close to the regional average (15.4 km)
Regional average: 15.4 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: 213 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Shasta
    Distance: 224 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Lassen Volcanic Center
    Distance: 252 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Escanaba Segment
    Distance: 264 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States
  • Medicine Lake
    Distance: 282 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Jackson Segment
    Distance: 293 km ·Fissure vent(s) ·Elevation: -3'100 m ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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