Moderate magnitude 4.3 earthquake 64 miles west of Ferndale, California, United States

A magnitude 4.3 earthquake occurred early Tuesday morning, September 29, 2026, at 3:36 a.m. local time near Ferndale, Humboldt County, California, USA, according to the United States Geological Survey.
According to preliminary data, the quake occurred at a very shallow depth of 1.4 miles. Shallow earthquakes are felt more strongly than deeper ones because they are closer to the surface. The exact magnitude, epicenter, and depth of the quake may be revised within the next few hours or minutes as seismologists review the data and refine their calculations, or as other agencies issue their reports.
Towns or cities near the epicenter where the quake may have been felt as very weak shaking include Ferndale (pop. 1,400), located 64 miles from the epicenter.
VolcanoDiscovery will automatically update the magnitude and depth if they change and follow up if other significant news about the quake becomes available. If you’re in the area, please send us your experience through our reporting mechanism, either online or via our mobile app. This will help us provide more first-hand updates to anyone around the globe who wants to know more about this quake.

Earthquake data:
Date & time: Sep 29, 2026 03:36 a.m. (GMT -8) local time (29 Sep 2026 11:36 GMT)
Magnitude: 4.3
Hypocenter depth: 2.28 km
Epicenter coordinates: 40.43°N / 125.46°W (California, United States)
Primary data source: USGS
https://www.volcanodiscovery.com/earthquakes/news/367537/Moderate-magnitude-43-earthquake-64-miles-west-of-Ferndale-California-United-States.html