M4.8

USGS earthquake · M4.8136 km W of Ferndale, California

🇺🇸 - United States

· 8 days ago

Map centered on the earthquake at 136 km W of Ferndale, California, with a marker at its epicenterFerndaleShelter CoveFields LandingRedwayLoletaRio DellOpen in Apple Maps ↗
Shaking intensity
  1. I
  2. II
  3. III
  4. IV
  5. V

Strongest contour: Moderate (V). Modelled by USGS ShakeMap; contours show where shaking was expected to reach each level, not damage.

Depth8.0 km
Origin timeAug 29, 2026, 2:41 AM UTC
Coordinates40.810, -125.847
Tsunami flagNot reported
Who felt it

People in the shaking

In the modelled area177,000
At light shaking or aboveNone modelled
  1. IIIWeak60,000
  2. IIWeak117,000
Nearby towns and the shaking modelled for each
PlacePopulationShaking
Ferndale1,000III
Shelter Cove759III
Fields Landing632III
Redway2,000III
Loleta584III
Rio Dell3,000III
Scotia470III
Fairhaven258III

Past earthquakes here. A magnitude 6.0 earthquake 372 km n of this event struck UK on September 21, 1993 (UTC), with estimated population exposures of 47,000 at intensity VI and 1,000 at intensity VII, resulting in a reported 1 fatality.

Local buildings. Overall, the population in this region resides in structures that are resistant to earthquake shaking, though vulnerable structures exist. The predominant vulnerable building types are unreinforced brick masonry and reinforced masonry construction.

Population and intensity modelled by USGS PAGER. Estimates, not a count of people affected.

Official source

U.S. Geological Survey

Terremoto preserves this event snapshot for a stable public link. USGS remains the authoritative source for revisions and scientific details. Shaking contours and population estimates come from USGS ShakeMap and PAGER, which revise them as more data arrives.

View the USGS record ↗