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M5.4 Depth: 10.0 km

M5.4 Earthquake near Mendocino County, California (United States)

UTC time: 2026-06-24 15:10:43 UTC Local time: —

About this earthquake

On June 24, 2026 at 15:10 UTC, a magnitude M5.4 earthquake occurred near Mendocino County, California (United States). The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude can damage poorly built structures.

The data is provided by Seismological Survey of Serbia and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 198 earthquakes, the strongest at M5.8.

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 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

Estimated impact

Yellow Local impact possible.
Estimated population exposed
IV 67'221
V 62'031
VI 10'816
VII 9'723

≈ 20'539 people experienced strong to very strong shaking.

4'723 Felt reports · max reported intensity 6.6

Ground shaking

VIII
Severe · Intensity (MMI) VIII
Considerable damage possible.

Tectonic context

Located on the North America Plate.
Near the boundary North America ↔ Pacific · about 80 km away

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Ukiah61.6 kmS15'917
Chico99.6 kmE121'345
Sacramento178.3 kmSE524'943

GeoNames · CC BY 4.0

Volcanoes nearby

  • Clear Lake Volcanic Field
    Distance: 81 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 156 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 204 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 247 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Soda Lakes
    Distance: 354 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Crater Lake
    Distance: 370 km ·Caldera ·Elevation: 2'487 m ·Last eruption: -2850 ·United States

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours20
First 24 hours20
First 72 hours20
Strongest subsequent eventM2.8
M1.12026-06-24 15:16:45 UTC97.2 kmCobb M2.52026-06-24 15:17:28 UTC40.0 kmMendocino County M1.52026-06-24 15:26:08 UTC42.8 kmMendocino County M1.22026-06-24 15:58:00 UTC102.3 kmSonoma County M1.62026-06-24 15:59:06 UTC39.8 kmMendocino County M0.82026-06-24 16:05:01 UTC99.0 kmSonoma County M2.72026-06-24 16:06:42 UTC41.6 kmMendocino County M2.62026-06-24 16:06:46 UTC39.2 kmMendocino County M1.02026-06-24 16:12:08 UTC43.0 kmMendocino County M1.42026-06-24 16:12:32 UTC40.9 kmMendocino County M1.62026-06-24 16:19:19 UTC42.4 kmMendocino County M1.92026-06-24 16:23:49 UTC41.6 kmMendocino County

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#4
Earlier events M≥419
Earlier events M≥54
Compared since2025-01-02

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.72026-06-24 15:10:39 UTC35.9 kmMendocino County M5.62026-06-24 15:10:42 UTC55.0 kmMendocino County M5.62026-06-24 15:10:40 UTC40.3 kmMendocino County M5.22026-06-24 15:10:42 UTC47.5 kmMendocino County M4.72025-01-02 02:34:04 UTC95.1 kmCobb

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.

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