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Data Releases

The data collected and the techniques used by USGS scientists should conform to or reference national and international standards and protocols if they exist and when they are relevant and appropriate. For datasets of a given type, and if national or international metadata standards exist, the data are indexed with metadata that facilitates access and integration.

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Nitrate and chloride groundwater quality data, selected well construction characteristics, and aquifer assignments for wells in the Great Lakes Watershed, United States Nitrate and chloride groundwater quality data, selected well construction characteristics, and aquifer assignments for wells in the Great Lakes Watershed, United States

This data release contains groundwater-quality data for nitrate and chloride, and well information for sample sites for aquifers in the Great Lakes Basin within the United States. Water-quality data and well information were derived from a dataset compiled from the U.S. Geological Survey (USGS) National Water Information System and numerous agencies and organizations at the state...
By
Upper Midwest Environmental Sciences Center, Upper Midwest Water Science Center

Polar Bear Fall Coastal Survey Data from the Southern Beaufort Sea of Alaska, 2010-2013 Polar Bear Fall Coastal Survey Data from the Southern Beaufort Sea of Alaska, 2010-2013

This data set is one table with observations of polar bears located during aerial surveys along the coast and barrier islands of the southern Beaufort Seas during fall, 2010-2013. Survey flights were conducted using A-Star B2 and Bell 206 helicopters at an average altitude of 300 feet AGL and an average speed of 50 miles per hour. Survey crews searched for polar bears using coastal and...
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Alaska Science Center

Genomic Data from Ptarmigan and Grouse, Alaska Genomic Data from Ptarmigan and Grouse, Alaska

This data set provides sample data and NCBI accession information for genomic sequencing of ptarmigan and grouse from Alaska.
By
Alaska Science Center, Molecular Ecology Laboratory

Macroinvertebrate Community and Sediment Toxicity Data from the Niagara River Area of Concern, New York (ver. 3.0, March 2026) Macroinvertebrate Community and Sediment Toxicity Data from the Niagara River Area of Concern, New York (ver. 3.0, March 2026)

This data release contains information on macroinvertebrate communities and sediment toxicity in the Niagara River and adjacent areas collected during three separate sampling efforts conducted during 2019-2020, 2022, and 2024-2025. During the first sampling effort, bed sediments were collected at 60 sites in the Niagara River, 5 sites on lower Smoke Creek, and 6 sites on Hoyt Lake for...
By
New York Water Science Center

Aquifer texture data describing the Long Island aquifer system Aquifer texture data describing the Long Island aquifer system

The data contained in this data release support USGS Scientific Investigations Report 2020-5023, "Distribution of selected hydrogeologic characteristics of the upper glacial and Magothy aquifers, Long Island, New York" (Walter and Finkelstein, 2020). This data release contains estimates of aquifer texture describing the Long Island aquifer system. These estimates in total can be...
By
New York Water Science Center

Detection/non-detection data on territorial pairs of golden eagles in coastal southern California, 2016-2017 Detection/non-detection data on territorial pairs of golden eagles in coastal southern California, 2016-2017

This dataset contains detection-nondetection data for territorial pairs of Golden Eagles at survey sites randomly selected from a grid of equal-sized (13.9 km2) hexagonal sample cells overlaid across the region of interest in Coastal Southern California during 2016 and 2017. We partitioned surveys within seasons based on approximate transition dates for stages in the breeding cycle of...
By
Forest and Rangeland Ecosystem Science Center
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