Back to map
M1.5 Depth: 3.8 km

M1.5 Earthquake near Riverside County, California (United States)

UTC time: 2026-01-20 22:01:28 UTC Local time: —

About this earthquake

A magnitude M1.5 earthquake was recorded near Riverside County, California (United States) on January 20, 2026 at 22:01 UTC. The hypocenter lay relatively close to the surface at around 4 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by SCEDC. United States: over the past 24 hours, QuakeMap24 logged 211 earthquakes, the strongest at M3.8.

Map

Depth profile

Depth profile Depth: 3.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 3.8 km
Shallow
3.8 km
3.8 km — shallower than the regional average (15.8 km)
Regional average: 15.8 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: 94 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 338 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Ubehebe Craters
    Distance: 366 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Uinkaret Field
    Distance: 391 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • San Francisco Volcanic Field
    Distance: 442 km ·Volcanic field ·Elevation: 3'850 m ·Last eruption: 1075 ·United States
  • San Luis, Isla
    Distance: 467 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico

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