Catalog - Data.gov

#1 Federal

Administrative Boundaries Centroids of National Park System Units

Organization: Department of the Interior
Dataset Last Updated: July 08, 2026 at 12:00 AM

National Park Service Unit Centroid Points.

zip
xml

Search relevance: 1.00 | Views last month: 25 | Catalog Last Checked: August 01, 2026 at 04:09 AM

#2 Federal

20200110-DO-NOT-USE-Test-Copy-NGDAID-16-Administrative Boundaries of National Park System Units 9/30/2019 - National Geospatial Data Asset (NGDA) NPS National Parks Dataset-DO-NOT-USE

Organization: Federal Geographic Data Committee
Dataset Last Updated: September 30, 2019

National Park Service unit boundaries.

zip

Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: August 03, 2026 at 08:35 AM

#3 Federal

Mercury Bioaccumulation in US National Parks Using Dragonfly Larvae as Biosentinels, 2009-2018

Organization: Department of the Interior
Dataset Last Updated: August 19, 2020 at 12:00 AM

Comma-separated values (.csv) files containing data related to a National-scale assessment of mercury bioaccumulation in the US National Parks using dragonfly larvae as biosentinels through a...

xml
xml

Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 04:41 AM

#4 Federal

Streamside Bird Monitoring Data in Eastern Rivers and Mountains Network Parks (2011-2025) Data Package

Organization: Department of the Interior
Dataset Last Updated: August 05, 2025 at 12:00 AM

This data package contains records and metadata of avian point count data that were collected in six National Park Service units as part of the Eastern Rivers and Mountains Network Streamside Bird...

Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 01, 2026 at 04:05 AM

#5 Federal

Topobathymetric elevation models of the upper Delaware River, USA - Version 1

Organization: Department of the Interior
Dataset Last Updated: September 14, 2020 at 12:00 AM

This dataset includes topographic elevations (in meters) surrounding and bathymetric elevations within the upper Delaware River (USA). Bathymetric lidar data was acquired using the Experimental...

xml
xml

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:21 AM

#6 Federal

Qualitative and quantitative surveys of native freshwater mussels in the upper and middle Delaware River (2000-2002)

Organization: Department of the Interior
Dataset Last Updated: August 21, 2020 at 12:00 AM

Data is included for two types of field surveys conducted for freshwater mussels in the mainstem of the middle and upper Delaware River in the Mid-Atlantic region of the United States from...

xml
xml

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:13 AM

#7 Federal

Host fishes for the endangered dwarf wedgemussel (Alasmidonta heterodon) from various locations in the northeastern United States (1999-2007)

Organization: Department of the Interior
Dataset Last Updated: August 21, 2020 at 12:00 AM

Data is included for three sets of laboratory experiments where various fish species were tested in several multi-week trials to determine their suitability in serving as parasitic hosts for...

xml
xml

Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:05 AM

#8 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)

Organization: Department of the Interior
Dataset Last Updated: April 03, 2023 at 12:00 AM

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 is available in the following...

Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:11 AM

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