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Federal
Digital Geologic-GIS Map of Johnstown Flood National Memorial and portions of Allegheny Portage Railroad National Historic Site, Pennsylvania (NPS, GRD, GRI, JOFL, JOFL_ALPO digital map) adapted from a Pennsylvania Geological Survey Water Resource Report map by McElroy (1998)
Department of the Interior —
The Digital Geologic-GIS Map of Johnstown Flood National Memorial and portions of Allegheny Portage Railroad National Historic Site, Pennsylvania is composed of GIS... -
Federal
Digital Bedrock Geologic-GIS Map of Allegheny Portage Railroad National Historic Site, Johnstown Flood National Memorial and Vicinity, Pennsylvania (NPS, GRD, GRI, ALPO, JOFL, ALPO_JOFL_bedrock digital map) adapted from a Pennsylvania Geological Survey published digital data by Berg, Edmunds, Geyer and others, plus compilers (2001)
Department of the Interior —
The Digital Bedrock Geologic-GIS Map of Allegheny Portage Railroad National Historic Site, Johnstown Flood National Memorial and Vicinity, Pennsylvania is composed of... -
Federal
Digital Geologic-GIS Map of Gettysburg National Military Park, Pennsylvania (NPS, GRD, GRI, EISE, GETT, GETT digital map) adapted from U.S. Geological Survey Geologic Atlas of the United States Folio maps by Stose and Bascom (1929)
Department of the Interior —
The Digital Geologic-GIS Map of Gettysburg National Military Park, Pennsylvania is composed of GIS data layers and GIS tables, and is available in the following GRI-... -
Federal
Digital Surficial Geologic-GIS Map of Delaware Water Gap National Recreation Area and Vicinity, New Jersey, Pennsylvania and New York (NPS, GRD, GRI, DEWA, DEWA_surficial digital map) adapted from NJGS maps by Pallis and Marzulli, Witte and Epstein, Witte, Pristas, PaGS maps by Epstein, Sevon, Berg, Schultz and Crowl, Bucek, Braun, a NYSM map by Cadwell, Connally, Dineen, Fleisher, Fuller, Sirkin, and Wiles and a USGS NHD by USGS
Department of the Interior —
The Digital Surficial Geologic-GIS Map of Delaware Water Gap National Recreation Area and Vicinity, New Jersey, Pennsylvania and New York is composed of GIS data... -
Federal
Digital Surficial Geologic-GIS Map of Upper Delaware Scenic and Recreational River, NY and PA (NPS, GRD, GRI, UPDE, UPDE_surficial digital map) adapted from PA Geological Survey County Report maps by Sevon, Berg, Schultz and Crowl (1989) and Sevon, Berg and Schultz (1989), NY State Geological Survey unpublished maps by Leone, Backhaus and Kowzlowski (2019) and Kowzlowski (2017), PA Geological Survey Open-File Report maps by Braun (2006, 2008, 2010, 2011) and a U.S.G.S National Hydrography Dataset map (2018)
Department of the Interior —
The Digital Surficial Geologic-GIS Map of Upper Delaware Scenic and Recreational River, New York and Pennsylvania is composed of GIS data layers and GIS tables, and... -
Federal
Digital Geologic-GIS Map of Fort Necessity National Battlefield and Friendship Hill National Historical Site and Vicinity, Pennsylvania (NPS, GRD, GRI, FONE, FRHI, FONE digital map) adapted from Pennsylvania Geological Survey Water Resource Report maps by McElroy (1988) and Stoner, Williams, Buckwalter, Felbinger, and Pattison (1987)
Department of the Interior —
The Digital Geologic-GIS Map of Fort Necessity National Battlefield and Friendship Hill National Historical Site and Vicinity, Pennsylvania is composed of GIS data... -
Federal
Digital Geologic-GIS Map of Hopewell Furnace National Historic Site and Valley Forge National Historical Park, and Vicinity, Pennsylvania (NPS, GRD, GRI, HOFU, VAFO, HFVF digital map) adapted from a Pennsylvania Geological Survey Map by Berg, Edmunds, Geyer and others, compilers (1980)
Department of the Interior —
The Digital Geologic-GIS Map of Hopewell Furnace National Historic Site and Valley Forge National Historical Park, and Vicinity, Pennsylvania is composed of GIS data...