Back to map
United States

M0.4 Earthquake near 4 km SSW of Floriston, California (United States)

UTC time: 2025-04-27 17:25:46 UTC Local time: —
Magnitude
M0.4
Depth
5.0 km
Source
USGS

4 km SSW of Floriston, California

Country overview

Map

About this earthquake

A magnitude M0.4 earthquake was recorded near 4 km SSW of Floriston, California (United States) on April 27, 2025 at 17:25 UTC. With a focal depth of about 5 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 166 earthquakes, the strongest at M3.9.

Details

ID
8d7708f5fea231a24753b41c1d55a54416eb7de4
Magnitude
M0.4
Depth
5.0 km
UTC time
2025-04-27 17:25:46 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
39.35770, -120.03580
Temperature
1.1°C

Depth profile

Depth profile Depth: 5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5 km
Shallow
5 km
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

  • Soda Lakes
    Distance: 101 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Mono Lake Volcanic Field
    Distance: 174 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Lassen Volcanic Center
    Distance: 178 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Mono-Inyo Craters
    Distance: 194 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mammoth Mountain
    Distance: 211 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Clear Lake Volcanic Field
    Distance: 240 km ·Volcanic field ·Elevation: 1'439 m ·United States

Historic earthquake map · United States

Open history map
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.

Share