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United States · California

M0.8 Earthquake near Loma Linda, California (United States)

UTC time: 2026-09-27 23:43:28 UTC Local time: —

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About this earthquake

On September 27, 2026 at 23:43 UTC, a magnitude M0.8 earthquake occurred near Loma Linda, California (United States). The hypocenter lay relatively close to the surface at around 16 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 181 earthquakes, the strongest at M4.8.

Details

ID
edae51868d790f4998a32731917818f4a6837fb5
Magnitude
M0.8
Depth
15.7 km
UTC time
2026-09-27 23:43:28 UTC
Local time
—
Country
United States
State
California
City
Loma Linda
County
San Bernardino County
Source
usgs
Coordinates
34.04717, -117.24300
Temperature
25.9°C

Depth profile

Depth profile Depth: 15.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 15.7 km
Shallow
15.7 km
15.7 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: 178 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 331 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Pinacate
    Distance: 426 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Mammoth Mountain
    Distance: 430 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 448 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Uinkaret Field
    Distance: 455 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • San Bernardino International AirportUnited States · SBD · KSBD
    5.5 kmStraight-line distance
  • Ontario International AirportUnited States · ONT · KONT
    33.0 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

28 Sep 2025 – 27 Sep 2026 · M ≥ 2.0 · 2,434 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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