United States · California

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

UTC time: 2026-09-18 20:47:12 UTC Local time:

Map

About this earthquake

A magnitude M1.2 earthquake was recorded near Yucaipa, California (United States) on September 18, 2026 at 20:47 UTC. The hypocenter lay relatively close to the surface at around 10 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: 191 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
f39e3141f337b99663c79687ecced11d48611858
Magnitude
M1.2
Depth
10.3 km
UTC time
2026-09-18 20:47:12 UTC
Local time
Country
State
City
Source
usgs
Coordinates
34.04083, -117.08167
Temperature
23.9°C

Depth profile

Depth profile Depth: 10.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.3 km
Shallow
10.3 km
10.3 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

  • Distance: 165 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Distance: 333 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Distance: 414 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Distance: 436 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Distance: 443 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • Distance: 454 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

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

Source: OurAirports · Dataset date: 2026-09-18

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

18 Sep 2025 – 18 Sep 2026 · M ≥ 2.0 · 2,413 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

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

View earthquake KPIs, strongest and latest events, and averages for this country.

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