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United States · California

M1.2 Earthquake near Duarte, California (United States)

UTC time: 2026-09-23 19:37:43 UTC Local time: —

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About this earthquake

A magnitude M1.2 earthquake was recorded near Duarte, California (United States) on September 23, 2026 at 19:37 UTC. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 185 earthquakes, the strongest at M4.5.

Details

ID
8e2417ebcceb0eee4951a0e8797d517f39c122f7
Magnitude
M1.2
Depth
-0.9 km
UTC time
2026-09-23 19:37:43 UTC
Local time
—
Country
United States
State
California
City
Duarte
County
Los Angeles County
Source
usgs
Coordinates
34.17300, -117.93117
Temperature
31.4°C

Depth profile

Depth profile Depth: -0.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km -0.9 km
Shallow
-0.9 km
0 km — shallower than the regional average (15.2 km)
Regional average: 15.2 km
Negative depth = focus above sea level (terrain elevation).
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: 240 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 320 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 397 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 416 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 437 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Pinacate
    Distance: 487 km ·Volcanic field ·Elevation: 1'183 m ·Mexico

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Ontario International AirportUnited States · ONT · KONT
    33.1 kmStraight-line distance
  • Hollywood Burbank/Bob Hope AirportUnited States · BUR · KBUR
    39.4 kmStraight-line distance
  • Long Beach International AirportUnited States · LGB · KLGB
    44.5 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-11-01

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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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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