A 3.2 magnitude earthquake struck early Thursday near Santa Rosa, according to the United States Geological Survey.
The quake, originally measured at 3.4 magnitude, was centered about 2.3 miles east of Santa Rosa and hit at 5:45 a.m., the USGS said.
The temblor shook along the Rodgers Creek Fault at a depth of about 5.8 miles, the USGS said.
No damage was reported, but several people in the area took to social media to report they felt the shaking, some of whom said they were startled awake.
Get a weekly recap of the latest San Francisco Bay Area housing news. Sign up for NBC Bay Area’s Housing Deconstructed newsletter.