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M0.4 Depth: 7.5 km

M0.4 Earthquake near Inyo County, California (United States)

UTC time: 2026-04-20 18:57:17 UTC Local time: —

About this earthquake

A magnitude M0.4 earthquake was recorded near Inyo County, California (United States) on April 20, 2026 at 18:57 UTC. The hypocenter lay relatively close to the surface at around 7 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: 156 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

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Depth profile

Depth profile Depth: 7.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.5 km
Shallow
7.5 km
7.5 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

  • Ubehebe Craters
    Distance: 126 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 226 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 243 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 262 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Salton Buttes
    Distance: 356 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Uinkaret Field
    Distance: 412 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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