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    Federal
Administrative Boundaries Centroids of National Park System Units NGDA
Department of the Interior —
National Park Service unit points. - 
  
    Federal
Digital Geologic-GIS Map of the Chester Quadrangle, Virginia (NPS, GRD, GRI, RICH, CHET digital map) adapted from a Virginia Division of Geology and Mineral Resources STATEMAP Deliverable map by Occhi, Blanchette and Berquist (2017)
Department of the Interior —
The Digital Geologic-GIS Map of the Chester Quadrangle, Virginia is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS... - 
  
    Federal
Digital Geologic-GIS Map of Richmond National Battlefield Park and Vicinity, Virginia (NPS, GRD, GRI, RICH, MAWA, RICH digital map) adapted from Virginia Division of Geology and Mineral Resources STATEMAP maps by Occhi, Blanchette and Berquist (2017), Gilmer and Berquist (2011), Berquist and Carter (2009), Bondurant, Berquist, Carter and Bleick (2011), and Bleick Carter and Berquist (2007), an OFR map by Bondurant, Bleick, Berquist and Carter (2011), and an Investigations map by Daniels and May (1974)
Department of the Interior —
The Digital Geologic-GIS Map of Richmond National Battlefield Park and Vicinity, Virginia is composed of GIS data layers and GIS tables, and is available in the... - 
  
    Federal
Hydrographic and Impairment Statistics Database: RICH
Department of the Interior —
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in... - 
  
    Federal
Digital Geologic-GIS Map of the Richmond Quadrangle, Virginia (NPS, GRD, GRI, RICH, MAWA, RCHM digital map) adapted from a Virginia Division of Geology and Mineral Resources STATEMAP Deliverable map by Bleick, Carter and Berquist (2007)
Department of the Interior —
The Digital Geologic-GIS Map of the Richmond Quadrangle, Virginia is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS... - 
  
    Federal
Digital Geologic-GIS Map of the Roxbury Quadrangle, Virginia (NPS, GRD, GRI, RICH, RXBY digital map) adapted from a Virginia Division of Geology and Mineral Resources STATEMAP Deliverable map by Gilmer and Berquist (2011)
Department of the Interior —
The Digital Geologic-GIS Map of the Roxbury Quadrangle, Virginia is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS... - 
  
    Federal
Digital Geologic-GIS Map of the Seven Pines Quadrangle, Virginia (NPS, GRD, GRI, RICH, SVPN digital map) adapted from a Virginia Division of Geology and Mineral Resources Open File Report map by Bondurant, Bleick, Berquist and Carter (2011)
Department of the Interior —
The Digital Geologic-GIS Map of the Seven Pines Quadrangle, Virginia is composed of GIS data layers and GIS tables, and is available in the following GRI-supported... - 
  
    Federal
Digital Geologic-GIS Map of the Dutch Gap Quadrangle, Virginia (NPS, GRD, GRI, RICH, DUGA digital map) adapted from a Virginia Division of Geology and Mineral Resources STATEMAP Deliverable map by Berquist and Carter (2009)
Department of the Interior —
The Digital Geologic-GIS Map of the Dutch Gap Quadrangle, Virginia is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS... - 
  
    Federal
Digital Geologic-GIS Map of the Studley Quadrangle, Virginia (NPS, GRD, GRI, RICH, STUD digital map) adapted from a Virginia Division of Geology and Mineral Resources Report of Investigations map by Daniels and May (1974)
Department of the Interior —
The Digital Geologic-GIS Map of the Studley Quadrangle, Virginia is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS... - 
  
    Federal
Digital Geologic-GIS Map of the Drewrys Bluff Quadrangle, Virginia (NPS, GRD, GRI, RICH, DRBF digital map) adapted from a Virginia Division of Geology and Mineral Resources STATEMAP Deliverable map by Bondurant, Berquist, Carter and Bleick (2011)
Department of the Interior —
The Digital Geologic-GIS Map of the Drewrys Bluff Quadrangle, Virginia is composed of GIS data layers and GIS tables, and is available in the following GRI-supported...