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31. Delaware river bridges: Pennsylvania

2004. Delaware River Basin Commission (DRBC). Bridges over the Delaware River within the Delaware River Basin.

32. Delaware River islands: Pennsylvania

2004. Delaware River Basin Commission (DRBC). islands located on the Delaware River within the Delaware River Basin.

33. Delaware River Watershed Municipalities: Pennsylvania

2016. Natural Lands Trust. Municipality boundaries for the Delaware River Watershed. The attribute information contains the municipality name, county name, and state name. Th...

34. Delaware state boundary - line: Pennsylvania

2004. Delaware River Basin Commission (DRBC). Line boundary for the state of Delaware.

35. Delaware Water Gap Landuse: Pennsylvania

2000. US Geological Survey (USGS). Landuse for the Delaware Water Gap and Surrounding watersheds and tributaries.

36. Delaware watersheds within the Delaware River Basin: Pennsylvania

2004. Delaware River Basin Commission (DRBC). Delaware watersheds within the Delaware River Basin.

37. DEP Regions: Pennsylvania

2011. PA DEP. Spatially displays the six regions of Pennsylvania Department of Environmental Protection.

38. District Boundaries: Pennsylvania

2017. Pennsylvania Game Commission. PA Game Commission districts.

39. Ecoregions of Pennsylvania Level III

2010. U.S. Environmental Protection Agency. Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the typ...

40. Ecoregions of Pennsylvania Level IV

2010. U.S. Environmental Protection Agency. Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the typ...