Digital Geologic Map for Hopewell Furnace National Historic Site and Valley Forge National Historical Park and vicinity, Pennsylvania (NPS, GRD, GRE, HOFU, VAFO, HFVF digital map)

The Digital Geologic Map for Hopewell Furnace National Historic Site and Valley Forge National Historical Park and vicinity, Pennsylvania is composed of GIS data layers complete with ArcMap 9.2 layer (.LYR) files, two ancillary GIS tables, a Windows Help File with ancillary map text, figures and tables, a FGDC metadata record and a 9.2 ArcMap (.MXD) Document that displays the digital map in 9.2 ArcGIS. The data were completed as a component of the Geologic Resource Evaluation (GRE) program, a National Park Service (NPS) Inventory and Monitoring (I&M) funded program that is administered by the NPS Geologic Resources Division (GRD). All GIS and ancillary tables were produced as per the NPS GRE Geology-GIS Geodatabase Data Model v. 2.0. (available at: http://science.nature.nps.gov/im/inventory/geology/GeologyGISDataModel.cfm). The GIS data is available as a 9.2 personal geodatabase (hfvf_geology.mdb), and as shapefile (.SHP) and DBASEIV (.DBF) table files. The GIS data projection is NAD83, UTM Zone 18N. That data is within the area of interest of Hopewell Furnace National Historic Site and Valley Forge National Historical Park.