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United States · California

M0.8 Earthquake near Riverside County, California (United States)

UTC time: 2026-09-22 21:02:07 UTC Local time: —

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About this earthquake

On September 22, 2026 at 21:02 UTC, a magnitude M0.8 earthquake occurred near Riverside County, California (United States). The hypocenter lay relatively close to the surface at around 15 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: 186 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
f4bddff02d96036a4f3a5ccad2b1c3122a00ec51
Magnitude
M0.8
Depth
14.9 km
UTC time
2026-09-22 21:02:07 UTC
Local time
—
Country
United States
State
California
City
Riverside County
County
Riverside County
Source
usgs
Coordinates
33.71150, -116.82967
Temperature
29.7°C

Depth profile

Depth profile Depth: 14.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 14.9 km
Shallow
14.9 km
14.9 km — close to 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: 126 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 372 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Pinacate
    Distance: 374 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Uinkaret Field
    Distance: 449 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • San Luis, Isla
    Distance: 474 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Mammoth Mountain
    Distance: 479 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
    32.6 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-22

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

22 Sep 2025 – 22 Sep 2026 · M ≥ 2.0 · 2,412 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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