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M1.0 Depth: 2.7 km

M1.0 Earthquake near Riverside County, California (United States)

UTC time: 2026-06-15 20:57:18 UTC Local time: —

About this earthquake

On June 15, 2026 at 20:57 UTC, a magnitude M1.0 earthquake occurred near Riverside County, California (United States). The hypocenter lay relatively close to the surface at around 3 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 170 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Map

Depth profile

Depth profile Depth: 2.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.7 km
Shallow
2.7 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

  • Salton Buttes
    Distance: 87 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 334 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Ubehebe Craters
    Distance: 401 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • San Luis, Isla
    Distance: 438 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Uinkaret Field
    Distance: 442 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • San Francisco Volcanic Field
    Distance: 486 km ·Volcanic field ·Elevation: 3'850 m ·Last eruption: 1075 ·United States

Sources: Smithsonian GVP & USGS

Historic earthquake map · United States

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