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Vegetation cover and composition data in environments surrounding uranium mines in the Grand Canyon ecosystem, USA

Metadata Updated: January 7, 2026

This data package contains the final combined field sampling data collected by the USGS July 2013 and July-August 2015 at three active uranium mines (Canyon Rim Mine, Pinenut Mine, and Arizona 1 Mine) as well as two reference sites (Little Robinson Tank and EZ2 Pipe) in northwestern Arizona. Vegetation and soils were assessed by using line-point intersect (LPI) methods and estimates of plant species richness. In addition, triplicate tissue samples for three functional groups (graminoids, forbs, and shrubs) were collected at plots around each site to be analyzed for tissue contaminant concentrations. There are three separate shapefiles depicting A) Point locations for the mine study sites (the center of the mine or reference site being surveyed), B) Polygons representing sampling plots that were established at each mine study site, and C) A polyline shapefile showing locations of the transects used for collecting data within plots. Plots were arranged in two concentric rings surrounding the central disturbed portion of the study area (e.g. the mine footprint). Final transect start and stop points were recorded in the field using a hand-held Garmin global positioning system receiver. Sites, plot boundaries, and transect locations were established between 2013 and 2015. These data are to be used for publications based on the impacts of uranium mining on the Arizona Strip.

Access & Use Information

Public: This dataset is intended for public access and use. License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

Downloads & Resources

Dates

Metadata Created Date January 7, 2026
Metadata Updated Date January 7, 2026

Metadata Source

Harvested from DOI USGS DCAT-US

Additional Metadata

Resource Type Dataset
Metadata Created Date January 7, 2026
Metadata Updated Date January 7, 2026
Publisher U.S. Geological Survey
Maintainer
Identifier http://datainventory.doi.gov/id/dataset/USGS_5b2d0d0de4b040769c10b74c
Data Last Modified 2020-08-27T00:00:00Z
Category geospatial
Public Access Level public
Bureau Code 010:12
Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
Metadata Catalog ID https://ddi.doi.gov/usgs-data.json
Schema Version https://project-open-data.cio.gov/v1.1/schema
Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
Harvest Object Id d826aeff-6dd0-49fb-b52f-e396e8cbdf3d
Harvest Source Id 2b80d118-ab3a-48ba-bd93-996bbacefac2
Harvest Source Title DOI USGS DCAT-US
Metadata Type geospatial
Old Spatial -112.9700, 35.8300, -112.0400, 36.7000
Source Datajson Identifier True
Source Hash 4673032e55b2a67caf7a0efeb02c60aead47c45cfa060feca0c159f1505e277d
Source Schema Version 1.1
Spatial {"type": "Polygon", "coordinates": -112.9700, 35.8300, -112.9700, 36.7000, -112.0400, 36.7000, -112.0400, 35.8300, -112.9700, 35.8300}

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