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United States · California

M0.0 Earthquake near Riverside County, California (United States)

UTC time: 2026-09-27 07:12:48 UTC Local time: —

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About this earthquake

On September 27, 2026 at 07:12 UTC, a magnitude M0.0 earthquake occurred near Riverside County, California (United States). With a focal depth of about 5 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 event was recorded by USGS. United States: 146 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
933b2375f765d37da464e56ec1a46fb20235652c
Magnitude
M0.0
Depth
5.4 km
UTC time
2026-09-27 07:12:48 UTC
Local time
—
Country
United States
State
California
City
Riverside County
County
Riverside County
Source
usgs
Coordinates
33.57217, -116.80483
Temperature
23.5°C

Depth profile

Depth profile Depth: 5.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5.4 km
Shallow
5.4 km
5.4 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

  • Salton Buttes
    Distance: 118 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 364 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Ubehebe Craters
    Distance: 388 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Uinkaret Field
    Distance: 458 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • San Luis, Isla
    Distance: 460 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Mammoth Mountain
    Distance: 494 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Palm Springs International AirportUnited States · PSP · KPSP
    39.7 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-27

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

27 Sep 2025 – 27 Sep 2026 · M ≥ 2.0 · 2,427 Catalogue entries

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

Open seismic profile

Historic earthquake map · United States

Open history map
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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