The quake was reported at 10:33 p.m. two miles east southeast of The Geysers, four miles southwest of Cobb and four miles west northwest of Anderson Springs, the US Geological Survey reported.
The depth of the quake was 2.1 miles, officials reported.
The US Geological Survey received 20 reports from people in eight zip codes who reported feeling the quake.
Only one person in Lake County – in Middletown – reported feeling the shaking, while the most reports, 13, came from Healdsburg.
The last quake larger than a 3.0 in magnitude to occur in Lake County took place May 29 when a 4.1-magnitude quake was recorded three miles southeast of The Geysers, according to Lake County News records.
E-mail Elizabeth Larson at This email address is being protected from spambots. You need JavaScript enabled to view it..
{mos_sb_discuss:2}