Maps
This Maps webpage contains descriptions of and links to USGS topographic maps, the National Map, and other types of maps that are not official USGS publication series, including online interactive maps related to Region 7: Upper Colorado Basin. To access USGS publications series maps related to Region 7, please visit the Publications page of this web site.
Geologic map of the Pagosa Springs 7.5' quadrangle, Archuleta County, Colorado
Geologic map of the central Beaverhead Mountains, Lemhi County, Idaho, and Beaverhead County, Montana
Geologic map of the north half of the Lake Walcott 30'×60' quadrangle, Idaho
Geologic map of the Fort Collins 30'×60' quadrangle, Larimer and Jackson Counties, Colorado, and Albany and Laramie Counties, Wyoming
Geologic map of the San Antonio Mountain area, northern New Mexico and southern Colorado
Geologic map of the Osage SW 7.5ʹ quadrangle, Newton, Madison, and Carroll Counties, Arkansas
Geologic map of the Fort Morgan 7.5' quadrangle, Morgan County, Colorado
Geologic map of the Leadville North 7.5’ quadrangle, Eagle and Lake Counties, Colorado
Geologic map of the Weldona 7.5' quadrangle, Morgan County, Colorado
Bedrock geology and hydrostratigraphy of the Edwards and Trinity aquifers within the Driftwood and Wimberley 7.5-minute quadrangles, Hays and Comal Counties, Texas
Geologic map of the Strawberry Butte 7.5’ quadrangle, Meagher County, Montana
Bathymetry of Clear Creek Reservoir, Chaffee County, Colorado, 2016
To better characterize the water supply capacity of Clear Creek Reservoir, Chaffee County, Colorado, the U.S. Geological Survey, in cooperation with the Pueblo Board of Water Works and Colorado Mountain College, carried out a bathymetry survey of Clear Creek Reservoir. A bathymetry map of the reservoir is presented here with the elevation-surface area and the elevation-volume relations. The bathym