Napa 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 Napa County
Name County Topographic Geologic
Aetna Springs Lake, Napa PDF icon Aetna Springs Topographic
Brooks Napa PDF icon Brooks Topographic
Calistoga Napa, Sonoma PDF icon Calistoga Topographic
Capell Valley Napa PDF icon Capell Valley Topographic
Chiles Valley Napa PDF icon Chiles Valley Topographic
Cordelia Napa, Solano PDF icon Cordelia Topographic
Cuttings Wharf Napa, Solano, Sonoma PDF icon Cuttings Wharf Topographic
Detert Reservoir Lake, Napa, Sonoma PDF icon Detert Reservoir Topographic
Fairfield North Napa, Solano PDF icon Fairfield North Topographic
Jericho Valley Lake, Napa, Sonoma PDF icon Jericho Valley Topographic
Kenwood Napa, Sonoma PDF icon Kenwood Topographic
Knoxville Lake, Napa, Yolo PDF icon Knoxville Topographic
Lake Berryessa Napa, Yolo PDF icon Lake Berryessa Topographic
Monticello Dam Napa, Solano, Yolo PDF icon Monticello Dam Topographic
Mount George Napa, Solano PDF icon Mount George Topographic
Mount Saint Helena Lake, Napa, Sonoma PDF icon Mount Saint Helena Topograpic
Mount Vaca Napa, Solano, Yolo PDF icon Mount Vaca Topographic
Napa Napa PDF icon Napa Topographic
Rutherford Napa, Sonoma PDF icon Rutherford Topographic
Saint Helena Napa PDF icon Saint Helena Topographic
Sears Point Napa, Solano, Sonoma PDF icon Sears Point Topographic
Sonoma Napa, Sonoma PDF icon Sonoma Topographic
Walter Springs Napa PDF icon Water Springs Topographic
Yountville Napa PDF icon Yountville Topographic