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M1.4 Depth: 6.0 km

M1.4 Earthquake near 16 km WSW of Johannesburg, CA (United States)

UTC time: 2025-12-15 16:34:33 UTC Local time: —

About this earthquake

A magnitude M1.4 earthquake was recorded near 16 km WSW of Johannesburg, CA (United States) on December 15, 2025 at 16:34 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 event was recorded by USGS. United States: 227 earthquakes were recorded in the past 24 hours, the strongest reaching M5.3.

Details

Magnitude
M1.4
Depth
6.0 km
UTC time
2025-12-15 16:34:33 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
35.33017, -117.80050
Temperature
12.9°C

Map

Depth profile

Depth profile Depth: 6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6 km
Shallow
6 km
6 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

  • Ubehebe Craters
    Distance: 191 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 279 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 296 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Salton Buttes
    Distance: 311 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Mono Lake Volcanic Field
    Distance: 316 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Uinkaret Field
    Distance: 437 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·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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