Search datasets
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National Park Service Unit Centroid Points.
Search relevance: 1.00 | Views last month: 41 | Catalog Last Checked: October 29, 2026 at 01:29 AM -
These ESRI file geodatabases contain authoritative National Park Service tract and boundary geospatial data produced by the Land Resources Division. Regional cartographic staff at the Land...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: September 16, 2026 at 07:54 PM -
National Park Service unit boundaries.
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: September 10, 2026 at 07:03 PM -
Comma-separated values (.csv) file containing data related to mercury concentrations in dragonfly samples from U.S. National Parks, Protected Places, and other federal lands collected as part of...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 09:30 PM -
Comma-separated values (.csv) file containing data related to mercury and biogeochemical parameters in surface water and aquatic sediment collected from U.S. National Parks in 2014-2015.
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 10:39 PM -
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources Division for use in a Baseline...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 07:27 PM -
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:26 PM -
This study examined the biological response of aquatic organisms, collected in situ and from laboratory toxicity testing of water and soil to the herbicide Arsenal® primarily used to decrease the...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:28 PM -
These data were converted from the originally delivered Microsoft Access PLOTs database from the Vegetation Mapping Inventory Project of Big Bend National Park. These comma-delimited data tables...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:27 PM -
This report contains digital data, text files describing data formats, and a report on survey procedures for aeromagnetic data collected during a survey covering the Big Bend National Park region in 2002.
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:01 PM -
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...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:16 PM -
This dataset details mercury (Hg) stable isotope values in dragonflies and fish tissues collected across U.S. National Parks. Dragonfly samples were collected as part of the Dragonfly Mercury...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:53 PM -
These data are spatial polygon data and remote sensing image-based classification maps of surface water and vegetation species for 2012 along the Rio Grande River in Big Bend National Park in...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:09 PM -
These data are channel morphology survey points for long-term monitoring of the Rio Grande-Rio Bravo within Big Bend National Park and the Rio Grande Wild and Scenic River. The National Park...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: September 10, 2026 at 07:22 PM -
National Park Service Unit tract polygons
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: October 29, 2026 at 01:29 AM -
Topographic, suspended-sediment, GIS, and hydrologic data from the Rio Grande in the Big Bend region
These data were collected as part of a long-term physical science program focused on the physical river dynamics within the Rio Grande in the Big Bend region of Texas, United States, and Chihuahua...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: September 10, 2026 at 09:57 PM
