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United States · California

M1.5 Earthquake near Polvadero Ranch, California (United States)

UTC time: 2026-09-29 08:18:01 UTC Local time: —

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About this earthquake

On September 29, 2026 at 08:18 UTC, a magnitude M1.5 earthquake occurred near Polvadero Ranch, California (United States). The hypocenter lay relatively close to the surface at around 10 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: over the past 24 hours, QuakeMap24 logged 163 earthquakes, the strongest at M4.1.

Details

ID
692741e02426fa42e8bb95424cc6f1777df96eb4
Magnitude
M1.5
Depth
9.9 km
UTC time
2026-09-29 08:18:01 UTC
Local time
—
Country
United States
State
California
City
Polvadero Ranch
County
Fresno County
Source
usgs
Coordinates
36.12533, -120.19583
Temperature
20.0°C

Depth profile

Depth profile Depth: 9.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9.9 km
Shallow
9.9 km
9.9 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

  • Mammoth Mountain
    Distance: 197 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 214 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 233 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Ubehebe Craters
    Distance: 265 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Clear Lake Volcanic Field
    Distance: 389 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Soda Lakes
    Distance: 395 km ·Maar(s) ·Elevation: 1'251 m ·United States

California

Context for this earthquake

29 Sep 2025 – 29 Sep 2026 · M ≥ 2.0 · 2,435 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · United States

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Country statistics · United States

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