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United States · California

M1.4 Earthquake near Santa Ana, California (United States)

UTC time: 2026-09-01 02:04:20 UTC Local time: —

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About this earthquake

On September 1, 2026 at 02:04 UTC, a magnitude M1.4 earthquake occurred near Santa Ana, California (United States). The hypocenter lay relatively close to the surface at around 30 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by SCEDC. United States: 141 earthquakes were recorded in the past 24 hours, the strongest reaching M4.6.

Details

ID
7b11b36741e5b8653031aedfb3ec52dc2bcbda31
Magnitude
M1.4
Depth
29.7 km
UTC time
2026-09-01 02:04:20 UTC
Local time
—
Country
United States
State
California
City
Santa Ana
County
Orange County
Source
scedc
Coordinates
33.71317, -117.89117
Temperature
22.3°C

Depth profile

Depth profile Depth: 29.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 29.7 km
Shallow
29.7 km
29.7 km — deeper 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: 219 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 370 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 448 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Pinacate
    Distance: 460 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Mono-Inyo Craters
    Distance: 466 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 488 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

  • John Wayne Orange County International AirportUnited States · SNA · KSNA
    4.7 kmStraight-line distance
  • Long Beach International AirportUnited States · LGB · KLGB
    26.5 kmStraight-line distance
  • Ontario International AirportUnited States · ONT · KONT
    46.6 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-11-10

Nuclear power plants

  • San Onofre nuclear power plantUnited StatesPermanently shut downReactor units at site: 3
    49.4 kmStraight-line distance

Source: Global Energy Monitor · Global Nuclear Power Tracker · Dataset date: 2026-08

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

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 2,447 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

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Country statistics · United States

Country overview
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