Montgomery County Planning Department of the Maryland National Capital Park and Planning Commission. (n.d.). Utility Point Locations: Montgomery County, Maryland, 2015. The Maryland-National Capital Park and Planning Commission. https://montgomeryplanning.org/tools/gis-and-mapping/data-downloads

Available from: https://geo.btaa.org/catalog/d8763dfe-d9a0-4d68-841c-f56237968e0c