United States · California

M0.9 Earthquake near San Diego County, California (United States)

UTC time: 2026-09-23 19:42:41 UTC Local time:

Map

About this earthquake

A magnitude M0.9 earthquake was recorded near San Diego County, California (United States) on September 23, 2026 at 19:42 UTC. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 190 earthquakes were recorded in the past 24 hours, the strongest reaching M3.5.

Details

ID
f720dc822780ed795446f72e13b68c73ee5bb829
Magnitude
M0.9
Depth
-0.8 km
UTC time
2026-09-23 19:42:41 UTC
Local time
Country
State
Source
usgs
Coordinates
33.22583, -116.74250
Temperature
28.3°C

Depth profile

Depth profile Depth: -0.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km -0.8 km
Shallow
-0.8 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

  • Distance: 105 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Distance: 340 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Distance: 424 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Distance: 427 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Distance: 481 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • Distance: 483 km ·Volcanic field ·Elevation: 960 m ·Mexico

California

Context for this earthquake

23 Sep 2025 – 23 Sep 2026 · M ≥ 2.0 · 2,414 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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