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M1.3 Depth: -0.4 km

M1.3 Earthquake near 5 km SE of Bostonia, CA (United States)

UTC time: 2025-08-13 21:30:44 UTC Local time: —

About this earthquake

On August 13, 2025 at 21:30 UTC, a magnitude M1.3 earthquake occurred near 5 km SE of Bostonia, CA (United States). Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 208 earthquakes, the strongest at M3.9.

Details

Magnitude
M1.3
Depth
-0.4 km
UTC time
2025-08-13 21:30:44 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
32.77850, -116.89050
Temperature
23.9°C

Map

Depth profile

Depth profile Depth: -0.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km -0.4 km
Shallow
-0.4 km
0 km — shallower than the regional average (15.4 km)
Regional average: 15.4 km
Negative depth = focus above sea level (terrain elevation).
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

  • Salton Buttes
    Distance: 128 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 335 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • San Luis, Isla
    Distance: 391 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Jaraguay Volcanic Field
    Distance: 446 km ·Volcanic field ·Elevation: 960 m ·Mexico
  • Ubehebe Craters
    Distance: 474 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·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.

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