Philadelphia Watersheds - Zoning Hydrology polygon 2012Full Details
Philadelphia Watersheds - Zoning Hydrology polygon 2012
Hydrographic polygon features included in Philadelphia Hydrology Map. This map was officially adopted by City Council as the official map of Philadelphia Watercoures Designated for Protection on September 13th, 2012. The geographic data depicts watercourses within Philadelphia County as they appear on the map and will not be edited or updated.