Back to map
United States · California

M0.9 Earthquake near Mammoth Lakes, California (United States)

UTC time: 2026-10-21 11:56:12 UTC Local time: —

Map

About this earthquake

A magnitude M0.9 earthquake was recorded near Mammoth Lakes, California (United States) on October 21, 2026 at 11:56 UTC. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 130 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

ID
e9806b893211180ef5d2dd3f4479e18dfb13a6eb
Magnitude
M0.9
Depth
0.0 km
UTC time
2026-10-21 11:56:12 UTC
Local time
—
Country
United States
State
California
City
Mammoth Lakes
County
Mono County
Source
usgs
Coordinates
37.64734, -119.02350
Temperature
-1.3°C

Depth profile

Depth profile Depth: -0 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km -0 km
Shallow
-0 km
0 km — shallower than the regional average (15.3 km)
Regional average: 15.3 km
Negative depth = focus above sea level (terrain elevation).
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

  • Mammoth Mountain
    Distance: 2 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 17 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 39 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Ubehebe Craters
    Distance: 156 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Soda Lakes
    Distance: 209 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Clear Lake Volcanic Field
    Distance: 358 km ·Volcanic field ·Elevation: 1'439 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Mammoth Yosemite AirportUnited States · MMH · KMMH
    16.1 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

California

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 2,447 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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