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M1.6 Depth: 31.2 km

M1.6 Earthquake near Westminster, California (United States)

UTC time: 2026-05-21 22:02:07 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near Westminster, California (United States) on May 21, 2026 at 22:02 UTC. The hypocenter lay relatively close to the surface at around 31 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by SCEDC. United States: over the past 24 hours, QuakeMap24 logged 159 earthquakes, the strongest at M3.6.

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Depth profile

Depth profile Depth: 31.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 31.2 km
Shallow
31.2 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: 230 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 365 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 439 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 458 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Pinacate
    Distance: 472 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Mono Lake Volcanic Field
    Distance: 479 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States

Sources: Smithsonian GVP & USGS

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