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M1.6 Depth: 6.1 km

M1.6 Earthquake near 10 km SSE of San Juan Bautista, CA (United States)

UTC time: 2025-12-18 09:59:11 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near 10 km SSE of San Juan Bautista, CA (United States) on December 18, 2025 at 09:59 UTC. With a focal depth of about 6 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 216 earthquakes, the strongest at M4.9.

Details

Magnitude
M1.6
Depth
6.1 km
UTC time
2025-12-18 09:59:11 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
36.76367, -121.49267
Temperature
11.3°C

Map

Depth profile

Depth profile Depth: 6.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.1 km
Shallow
6.1 km
6.1 km — shallower than the regional average (15.7 km)
Regional average: 15.7 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

  • Mammoth Mountain
    Distance: 238 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 247 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 257 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Clear Lake Volcanic Field
    Distance: 270 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Ubehebe Craters
    Distance: 361 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Soda Lakes
    Distance: 383 km ·Maar(s) ·Elevation: 1'251 m ·United States

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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