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M1.1 Depth: 10.7 km

M1.1 Earthquake near 21 km SW of Olancha, CA (United States)

UTC time: 2025-10-28 15:01:05 UTC Local time: —

About this earthquake

A magnitude M1.1 earthquake was recorded near 21 km SW of Olancha, CA (United States) on October 28, 2025 at 15:01 UTC. The hypocenter lay relatively close to the surface at around 11 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 181 earthquakes, the strongest at M5.5.

Details

Magnitude
M1.1
Depth
10.7 km
UTC time
2025-10-28 15:01:05 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
36.15700, -118.17817
Temperature
15.3°C

Map

Depth profile

Depth profile Depth: 10.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.7 km
Shallow
10.7 km
10.7 km — shallower than the regional average (15.5 km)
Regional average: 15.5 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

  • Ubehebe Craters
    Distance: 116 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 181 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 198 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 218 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Soda Lakes
    Distance: 380 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Salton Buttes
    Distance: 404 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·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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