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United States · California

M1.7 Earthquake near Vista Grande Hills, California (United States)

UTC time: 2026-10-20 21:30:15 UTC Local time: —
Magnitude
M1.7
Depth
4.8 km
Source
USGS

California · Vista Grande Hills

Country overview

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About this earthquake

A magnitude M1.7 earthquake was recorded near Vista Grande Hills, California (United States) on October 20, 2026 at 21:30 UTC. The hypocenter lay relatively close to the surface at around 5 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: 153 earthquakes were recorded in the past 24 hours, the strongest reaching M5.3.

Details

ID
a0b70bbac76b74ebef7cee740ec0d515b2477319
Magnitude
M1.7
Depth
4.8 km
UTC time
2026-10-20 21:30:15 UTC
Local time
—
Country
United States
State
California
City
Vista Grande Hills
County
San Diego County
Village
Vista Grande Hills
Source
usgs
Coordinates
32.76050, -116.89867
Temperature
24.8°C

Depth profile

Depth profile Depth: 4.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.8 km
Shallow
4.8 km
4.8 km — shallower than 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

  • Salton Buttes
    Distance: 129 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 335 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • San Luis, Isla
    Distance: 390 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Jaraguay Volcanic Field
    Distance: 445 km ·Volcanic field ·Elevation: 960 m ·Mexico
  • Ubehebe Craters
    Distance: 476 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • General Abelardo L. Rodriguez International AirportMexico · TIJ · MMTJ
    25.3 kmStraight-line distance
  • San Diego International AirportUnited States · SAN · KSAN
    27.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

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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