A 4.1 magnitude earthquake struck rural unincorporated Sonoma County early Tuesday morning.
The quake struck at 12:46 a.m. near Cobb Mountain, approximately 5.4 miles west of Cobb, 14.2 miles north of Healdsburg, 14.5 miles southwest of Clearlake and 18.4 miles north of Windsor.
A 4.1 magnitude earthquake struck in the same area on April 15.
Photo: Getty Images