The United States Geological Survey reported a magnitude 3.7 earthquake in the United States near Eureka, Humboldt County, California, just 9 minutes ago. The earthquake struck in the early evening on Wednesday, September 9th, 2026, at 6:24 pm local time, at a shallow depth of 12 miles. The exact magnitude, epicenter, and depth of the earthquake 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.Our monitoring service identified a second report from the European-Mediterranean Seismological Centre (EMSC), which also listed the earthquake at magnitude 3.7.Towns or cities near the epicenter where the earthquake may have been felt as very weak shaking include Ferndale (pop. 1,400), located 25 miles from the epicenter; Rio Dell (pop. 3,400), 28 miles away; Fortuna (pop. 12,000), 30 miles away; Hydesville (pop. 1,200), 30 miles away; Humboldt Hill (pop. 3,400), 36 miles away; and Eureka (pop. 27,000), 41 miles away. In Bayside (pop. 17,100, 46 miles away), Arcata (pop. 17,800, 47 miles away), and McKinleyville (pop. 15,200, 51 miles away), the earthquake was probably not felt.Earthquake data: Date & time: Sep 9, 2026 06:24 pm (GMT -7) local time (10 Sep 2026 01:24 GMT)Magnitude: 3.7Hypocenter depth: 19.56 kmEpicenter coordinates: 40.29°N / 124.57°W (Humboldt County, California, United States)Primary data source: USGS