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United States · California

M2.0 Earthquake near Muscoy, California (United States)

UTC time: 2026-09-21 16:34:30 UTC Local time: —

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About this earthquake

On September 21, 2026 at 16:34 UTC, a magnitude M2.0 earthquake occurred near Muscoy, California (United States). With a focal depth of about 9 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by EMSC and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 187 earthquakes, the strongest at M3.0.

Details

ID
da1b111e5a8dadfe2a80f548a9b12a15264f366b
Magnitude
M2.0
Depth
8.9 km
UTC time
2026-09-21 16:34:30 UTC
Local time
—
Country
United States
State
California
City
Muscoy
County
San Bernardino County
Source
emsc
Coordinates
34.14850, -117.33950
Temperature
20.5°C

Depth profile

Depth profile Depth: 8.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.9 km
Shallow
8.9 km
8.9 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

  • Salton Buttes
    Distance: 191 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 319 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 416 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 434 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Pinacate
    Distance: 440 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Mono Lake Volcanic Field
    Distance: 454 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • San Bernardino International AirportUnited States · SBD · KSBD
    11.1 kmStraight-line distance
  • Ontario International AirportUnited States · ONT · KONT
    26.2 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-21

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

California

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 2.0 · 2,414 Catalogue entries

Of 2,413 other entries for this area and period, 2,316 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

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
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