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United States · California

M1.6 Earthquake near San Mateo County, California (United States)

UTC time: 2026-10-16 00:31:59 UTC Local time: —

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About this earthquake

On October 16, 2026 at 00:31 UTC, a magnitude M1.6 earthquake occurred near San Mateo County, California (United States). The hypocenter lay relatively close to the surface at around 2 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 145 earthquakes were recorded in the past 24 hours, the strongest reaching M5.4.

Details

ID
f40d7c9a30a14b7c3248cd282de7c0d192825fb1
Magnitude
M1.6
Depth
2.4 km
UTC time
2026-10-16 00:31:59 UTC
Local time
—
Country
United States
State
California
City
San Mateo County
County
San Mateo County
Source
usgs
Coordinates
37.51317, -122.42900
Temperature
22.7°C

Depth profile

Depth profile Depth: 2.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.4 km
Shallow
2.4 km
2.4 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

  • Clear Lake Volcanic Field
    Distance: 165 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Mammoth Mountain
    Distance: 300 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 301 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 304 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Lassen Volcanic Center
    Distance: 341 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Soda Lakes
    Distance: 381 km ·Maar(s) ·Elevation: 1'251 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • San Francisco International AirportUnited States · SFO · KSFO
    12.8 kmStraight-line distance
  • San Carlos AirportUnited States · SQL · KSQL
    15.7 kmStraight-line distance
  • Oakland San Francisco Bay AirportUnited States · OAK · KOAK
    29.4 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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