M1.9 Depth: 10.5 km

M1.9 Earthquake near 23 km NW of Trinidad, CA (United States)

UTC time: 2025-07-31 20:47:34 UTC Local time: —

About this earthquake

On July 31, 2025 at 20:47 UTC, a magnitude M1.9 earthquake occurred near 23 km NW of Trinidad, CA (United States). The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 238 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

Magnitude

M1.9

Depth

10.5 km

UTC time

2025-07-31 20:47:34 UTC

Local time

—

Country

United States

Source

usgs

Coordinates

41.16667, -124.37300

Temperature

14.1°C

Map

Depth profile

Shallow

10.5 km

10.5 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

Shasta

Distance: 184 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
Medicine Lake

Distance: 240 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
Jackson Segment

Distance: 248 km ·Fissure vent(s) ·Elevation: -3'100 m ·United States
Lassen Volcanic Center

Distance: 252 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
North Gorda Ridge Segment

Distance: 260 km ·Fissure vent(s) ·Elevation: -3'000 m ·Last eruption: 1996 ·United States
Escanaba Segment

Distance: 263 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States

Historic earthquake map · United States

Open history map

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Country statistics · United States

Country overview

View earthquake KPIs, strongest and latest events, and averages for this country.

Stats (last 24h)

Global (24h)

598

Country (24h)