Boulder County Community Planning & Permitting DepartmentThis polygon data layer represents USGS Quadrangle Boundaries for Boulder County, Colorado. The dataset was originally published by the Boulder County Community Planning & Permitting Department in 2005.Shapefileark:/77981/gmgsdr2p78sengPublicUSGS Quadrangle Boundaries Boulder County, Colorado {1997}DatasetsColorado--Boulder CountyColorado1997American Geographical Society Library – UWM Libraries