The US Geological Survey reported a magnitude 3.5 quake struck yesterday at 1:17 pm (local time) about six miles (10 kilometres) south of Covelo in Mendocino County. The epicenter was about 120 miles (193 kilometres) from west of Sacramento.
No damage was reported.
The quake was about 150 miles (240 kilometres) north of the epicenter of a magnitude 6.0 temblor that caused extensive damage in Napa and the surrounding area on August 24.