United States · California

M0.9 Earthquake near Temecula Valley Wine Country, California (United States)

UTC time: 2026-10-21 15:03:28 UTC Local time: —
Magnitude
M0.9
Depth
12.8 km
Source
USGS

California · Temecula Valley Wine Country

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About this earthquake

On October 21, 2026 at 15:03 UTC, a magnitude M0.9 earthquake occurred near Temecula Valley Wine Country, California (United States). With a focal depth of about 13 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. 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 131 earthquakes, the strongest at M3.7.

Depth profile

Depth profile Depth: 12.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 12.8 km
Shallow
12.8 km
12.8 km — close to the regional average (15.3 km)
Regional average: 15.3 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: 139 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Distance: 382 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Distance: 388 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Distance: 469 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Distance: 476 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • Distance: 488 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States

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

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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