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Federal
Administrative Boundaries Centroids of National Park System Units NGDA 28 recent views
Department of the Interior —
National Park Service unit points. -
Federal
Administrative Boundaries Centroids of National Park System Units NGDA
Department of the Interior —
National Park Service unit points. -
Federal
Administrative Boundaries Centroids of National Park System Units NGDA
Department of the Interior —
National Park Service unit points. -
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 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
Administrative Boundaries Centroids of National Park System Units NGDA
Department of the Interior —
National Park Service unit points. -
Federal
Administrative Boundaries Centroids of National Park System Units NGDA
Department of the Interior —
National Park Service unit points. -
Federal
Total mercury concentrations in dragonfly larvae from U.S. National Parks (ver. 9.0, November 2023)
Department of the Interior —
Comma-separated values (.csv) file containing data related to mercury concentrations in dragonfly samples from U.S. National Parks, Protected Places, and other... -
Federal
Mercury Bioaccumulation in US National Parks Using Dragonfly Larvae as Biosentinels, 2009-2018
Department of the Interior —
Comma-separated values (.csv) files containing data related to a National-scale assessment of mercury bioaccumulation in the US National Parks using dragonfly larvae... -
Federal
Streamside bird monitoring in the Eastern Rivers and Mountains Network: 2007–2019 - Data and R code
Department of the Interior —
Data and R code for the report https://irma.nps.gov/DataStore/Reference/Profile/2287583 -
Federal
Allegheny Portage Railroad National Historic Site Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
Hydrographic and Impairment Statistics Database: ALPO
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...