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M1.4 Depth: 10.8 km

M1.4 Earthquake near 7 km SW of Ridgemark, CA (United States)

UTC time: 2025-09-08 17:37:53 UTC Local time: —

About this earthquake

On September 8, 2025 at 17:37 UTC, a magnitude M1.4 earthquake occurred near 7 km SW of Ridgemark, CA (United States). The hypocenter lay relatively close to the surface at around 11 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 199 earthquakes, the strongest at M4.8.

Details

Magnitude
M1.4
Depth
10.8 km
UTC time
2025-09-08 17:37:53 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
36.75800, -121.40600
Temperature
24.1°C

Map

Depth profile

Depth profile Depth: 10.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.8 km
Shallow
10.8 km
10.8 km — shallower than 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

  • Mammoth Mountain
    Distance: 232 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 240 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 251 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Clear Lake Volcanic Field
    Distance: 274 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Ubehebe Craters
    Distance: 353 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Soda Lakes
    Distance: 379 km ·Maar(s) ·Elevation: 1'251 m ·United States

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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