According to the USGS, the tremor was recorded just before 1:30 p.m. at an estimated depth of 6.9 miles.
San Francisco police say no damage has been reported and they have not received any 911 calls in association with the quake.
As of 1:45 p.m., there were no current tsunami advisories or warnings in effect for the Pacific Ocean, according to the Pacific Tsunami Warning Center.
If you would like to report that you felt, click here to report it to USGS.
@abc7newsBayArea live in SF and definitely felt a quick, strong jolt— Teri McCarthy (@terimcbart) August 9, 2015
@abc7newsBayArea we felt it here in Noe Valley in SF. Quick little rumbler— Matthew S. Bajko (@politicalnotes) August 9, 2015
Bay City News contributed to this report.