108th Congressional Districts for the Delaware River Basin Area'
2004. 108th Congressional Districts for the Delaware River Basin Area. These were compiled from the 4 basin states and combined into one layer.
6-Digit Accounting Units, Hydrologic Units: Indiana
2002. United States Geological Survey and Bernardin-Lochmueller & Associates. WATERSHEDS_HUC06_USGS_IN is a polygon shapefile showing the boundaries of accounting units (HUA) in Indiana. Accounting units are noted by a 6-digi...
Bacteria Monitoring Stations and Data Summaries, Derived from EPA BASINS 3: Indiana
2003. Bernardin-Lochmueller & Associates. BACTERIA_MONITORING_EPA_IN is a point shapefile developed by the USEPA BASINS 3.0 program and edited by Bernardin, Lochmueller and Associates. Joi...
Cataloging Units, 8-digit,Hydrologic Units: Indiana
2002. United States Geological Survey. WATERSHEDS_HUC08_CATALOG_UNITS_USGS_IN is a polygon shapefile showing the boundaries of cataloging units in Indiana. Cataloging units are noted by ...
2002-2008. US Army Corps of Engineers, St. Paul District Office. Mississippi River centerline data derived from USACE navigation sailing line (recommended track) data and on-screen digitized in areas of no data. ...
Chesapeake Bay Watershed land use/land cover v105
2000. University of Maryland Regional Earth Science Applications Center (RESAC). A land cover map of the Chesapeake Bay Watershed plus the non-watershed components of counties that intersect the Watershed. The map has 17 cover c...
2004. Pennsylvania Department of Environmental Protection. The Coastal Zone Boundary delineates Pennsylvania's two coastal zones: the Delaware Estuary Coastal Zone located in southeastern Pennsylvania, and ...
Contours 10ft: Philadephia, Pennsylvania
2004. City of Philadelphia Water Department - Information Systems Technology. Planimetric Coverage containing the delineation of topographic contours at ten foot intervals. Annotation of Contour Line elevations exists. Annota...
County Seats for the Delaware River Basin Area: Pennsylvania
2004. County Seats (county capitals) for the Delaware River Basin Area.
Cultural Assessment of the Chesapeake Bay Watershed
2000. Multiple TIFF and layer files pertaining to Cultural Assessment of the Chesapeake Bay watershed Growth and development not only threaten lands of h...
