A very shallow magnitude 3.6 earthquake was reported early evening near Eureka, Humboldt County, California, USA.According to the United States Geological Survey, the quake hit on Thursday, April 30th, 2026, at 6:58 pm local time at a very shallow depth of 5.6 miles. Shallow earthquakes are felt more strongly than deeper ones as they are closer to the surface. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Ferndale (pop. 1,400) located 24 miles from the epicenter, Rio Dell (pop. 3,400) 27 miles away, Fortuna (pop. 12,000) 29 miles away, Hydesville (pop. 1,200) 29 miles away, and Humboldt Hill (pop. 3,400) 35 miles away. In Eureka (pop. 27,000, 40 miles away), Bayside (pop. 17,100, 45 miles away), Arcata (pop. 17,800, 46 miles away), and McKinleyville (pop. 15,200, 50 miles away), the quake was probably not felt.Earthquake data: Date & time: Apr 30, 2026 06:58 pm (GMT -7) local time (1 May 2026 01:58 GMT)Magnitude: 3.6Depth: 9.07 kmEpicenter latitude / longitude: 40.31°N / 124.56°W (Humboldt, California, United States)Primary data source: USGS