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M1.4 Depth: 6.0 km

M1.4 Earthquake near Fullerton, California (United States)

UTC time: 2026-05-21 03:36:44 UTC Local time: —

About this earthquake

On May 21, 2026 at 03:36 UTC, a magnitude M1.4 earthquake occurred near Fullerton, California (United States). With a focal depth of about 6 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

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

Details

Magnitude
M1.4
Depth
6.0 km
UTC time
2026-05-21 03:36:44 UTC
Local time
—
Country
United States
State
California
City
Fullerton
County
Orange County
Source
scedc
Coordinates
33.87350, -117.91834
Temperature
18.0°C

Map

Depth profile

Depth profile Depth: 6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6 km
Shallow
6 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: 226 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 352 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 430 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 448 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 470 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Pinacate
    Distance: 470 km ·Volcanic field ·Elevation: 1'183 m ·Mexico

Sources: Smithsonian GVP & USGS

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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