Lake County Digital Map

The University Library has gathered digital images of geologic and topographic maps for easy access by students and faculty engaged in environmental and natural science studies. The geographic area covered by this website includes the counties of Sonoma, Lake, Marin, Mendocino, Napa, and Solano. These counties are part of the North Bay Region, the area north of the city of San Francisco, California


Maps are in 7.5 Quadrangle format

Maps of Lake County
Name County Topographic
Aetna Springs Lake, Napa PDF icon Aetna Springs Topographic
Bartlett Mountain Lake PDF icon Bartlett Mountain Topographic
Bartlett Springs Colusa, Lake PDF icon Bartlett Springs Topographic
Benmore Canyon Lake PDF icon Benmore Canyon Topographic
Clearlake Highlands Lake PDF icon Clearlake Highlands Topographic
Cow Mountain Lake, Mendocino PDF icon Cow Mountain Topographic
Crockett Peak Lake PDF icon Crockett Peak Topographic
Detert Reservoir Lake, Napa, Sonoma PDF icon Detert Reservoir Topographic
Elk Mountain Lake, Mendocino PDF icon Elk Mountain Topographic
Fouts Springs Colusa, Lake PDF icon Fouts Springs Topographic
Glascock Mountain Colusa, Lake, Yolo PDF icon Glasscock Mountain Topographic
Highland Springs Lake, Mendocino PDF icon Highland Springs Topographic
Hopland Lake, Mendocino PDF icon Hopland Topographic
Hull Mountain Glenn, Lake, Mendocino PDF icon Hull mountain Topographic
Jericho Valley Lake, Napa, Sonoma PDF icon Jericho Valley Topographic
Kelseyville Lake, Mendocino PDF icon Kelseyville Topographic
Kneecap Ridge Glenn, Lake PDF icon Kneecap Ridge Topographic
Knoxville Lake, Napa, Yolo PDF icon Knoxville Topographic
Lake Pillsbury Lake PDF icon Lake Pillsbury Topographic
Leesville Colusa, Lake PDF icon Leesville Topographic
Lower Lake Lake PDF icon Lower Lake Topographic
Lucerne Lake PDF icon Lucerne Topographic
Mount Saint Helena Lake, Napa, Sonoma PDF icon Mount Saint Helena Topograpic
Potato Hill Colusa, Lake PDF icon Potato Hill Topographic
Potter Valley Lake, Mendocino PDF icon Potter Valley Topographic
Purdys Gardens Lake, Mendocino PDF icon Purdys Gardens Topographic
Saint John Mountain Colusa, Glenn, Lake PDF icon SAint John Mountain Topographic
Sanhedrin Mountain Lake, Mendocino PDF icon Sanhedrin Mountain Topographic
Upper Lake Lake, Mendocino PDF icon Upper Lake Topographic 3.4 MB
Van Arsdale Reservoir Lake, Mendocino PDF icon Van Arsdale Reservoir Topographic
Whispering Pines Lake, Sonoma PDF icon Whispering Pines Topographic
Wilbur Springs Colusa, Lake PDF icon Wilbur Springs Topographic
Wilson Valley Colusa, Lake, Yolo PDF icon Wilson Valley Topographic