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M2.1 Depth: 3.8 km

M2.1 Earthquake near Riverside County, California (United States)

UTC time: 2026-05-16 20:46:01 UTC Local time: —

About this earthquake

On May 16, 2026 at 20:46 UTC, a magnitude M2.1 earthquake occurred near Riverside County, California (United States). The hypocenter lay relatively close to the surface at around 4 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by SCEDC and cross-checked across seismological networks. United States: 160 earthquakes were recorded in the past 24 hours, the strongest reaching M3.5.

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 (15.9 km)
Regional average: 15.9 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: 173 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 337 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Pinacate
    Distance: 421 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Mammoth Mountain
    Distance: 436 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 454 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Uinkaret Field
    Distance: 456 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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