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United States · California

M1.6 Earthquake near Alpine County, California (United States)

UTC time: 2026-09-19 23:49:42 UTC Local time: —

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About this earthquake

On September 19, 2026 at 23:49 UTC, a magnitude M1.6 earthquake occurred near Alpine County, California (United States). The hypocenter lay relatively close to the surface at around 2 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 197 earthquakes, the strongest at M3.1.

Details

ID
40897f32dd7aad6b484657d7e808d7d9562013a0
Magnitude
M1.6
Depth
2.4 km
UTC time
2026-09-19 23:49:42 UTC
Local time
—
Country
United States
State
California
City
Alpine County
County
Alpine County
Source
usgs
Coordinates
38.61317, -119.67783
Temperature
21.4°C

Depth profile

Depth profile Depth: 2.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.4 km
Shallow
2.4 km
2.4 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

  • Mono Lake Volcanic Field
    Distance: 89 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Mono-Inyo Craters
    Distance: 106 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Soda Lakes
    Distance: 123 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Mammoth Mountain
    Distance: 123 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Lassen Volcanic Center
    Distance: 261 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Ubehebe Craters
    Distance: 264 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States

California

Context for this earthquake

19 Sep 2025 – 19 Sep 2026 · M ≥ 2.0 · 2,416 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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