A very shallow magnitude 3.9 earthquake was reported early morning near Tonopah, Nye County, Nevada, USA.According to the United States Geological Survey, the quake hit on Tuesday, October 7th, 2025, at 2:14 am local time at a very shallow depth of 3 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.Our monitoring service identified a second report from The Incorporated Research Institutions for Seismology (IRIS) which listed the quake at magnitude 3.9 as well. A third agency, the European-Mediterranean Seismological Centre (EMSC), reported the same quake at magnitude 3.9.Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Tonopah (pop. 2,500) located 51 miles from the epicenter.Earthquake data: Date & time: Oct 7, 2025 01:14 am (Los Angeles time) local time (7 Oct 2025 09:14 GMT)Magnitude: 3.9Depth: 4.80 kmEpicenter latitude / longitude: 38.49°N / 116.45°W (Nye County, Nevada, United States)Primary data source: USGS