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These relationships can also be used to find locations similar to these place-based study sites, which may be useful for future site-selections or result extrapolation
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https://www.usgs.gov/programs/toxic-substances-hydrology/science/geospatial-analyses-and-applications-core-technology
These relationships can also be used to find locations similar to these place-based study sites, which may be useful for future site-selections or result extrapolation

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https://www.usgs.gov/media/videos/mississippi-river-science-forum-part-1
gov website belongs to an official government organization in the United States

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https://www.usgs.gov/staff-profiles/keith-a-loftin
Loftin has received several awards including the Rudolf Hering Medal (2003),and EPA Bronze Medal (2011) for his work on cyanotoxins in the 2007 National Lakes Assessment, EPA’s Office of Water’s Achievement in Science and Technology Award (2015) for developing pioneering methods and metrics related to algal toxin

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https://www.usgs.gov/staff-profiles/julie-e-dietze
Geological Survey (USGS) Kansas Water Science Center Organic Geochemistry Research Laboratory (OGRL) was established in 1987

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https://www.usgs.gov/centers/whcmsc/news/usgs-scientists-2026-long-island-sound-research-conference
gov website belongs to an official government organization in the United States

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https://www.usgs.gov/staff-profiles/jon-hortness
Jon began his career with the USGS, as a student in what is now the Dakota Water Science Center in Rapid City, SD

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https://www.usgs.gov/centers/oregon-water-science-center/science/harmful-algal-blooms-and-drinking-water-oregon
gov website belongs to an official government organization in the United States

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https://www.usgs.gov/centers/ny-water/science/water-use-and-availability-science
A Cattaraugus Creek tributary valley (Buttermilk Creek) to the south is the site of

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https://www.usgs.gov/programs/environmental-health-program/science/study-highlights-complexity-chemical-mixtures-united
This study was an opportunity to assess the factors related to site-to-site differences in stream-contaminant complexity and to put the chemical data into context with potential effects on aquatic animal health

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https://www.usgs.gov/staff-profiles/charles-n-alpers
The abandoned Sulphur Bank Mercury Mine on the shores of Clear Lake in Northern California has been designated as a "Superfund Site" by the U

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https://www.usgs.gov/staff-profiles/nicholas-paretti
I first joined the Arizona Water Science Center as a University of Arizona undergraduate student in 2001 working on a stream ecology assessment programs for the EPA and USGS

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https://www.usgs.gov/staff-profiles/sarah-e-janssen
and cyanotoxin data collected from Ellsworth Rock Gardens in Kabetogama Lake at Voyageurs National Park (USGS site ID: USGS-482947092584401)

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https://www.usgs.gov/programs/environmental-health-program/science/organic-geochemistry-research-core-technology-team
gov website belongs to an official government organization in the United States

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https://www.usgs.gov/publications/contaminants-tropical-island-streams-and-their-biota
The Bigmouth Sleeper Gobiomorous dormitor, an important piscivorus sport fish, accumulated low levels of organic contaminants in edible muscle tissue (due to its low lipid content) and may be most suitable for human consumption island-wide; only mercury at one site (an urban location) exceeded EPA's consumption limit

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https://www.usgs.gov/water-science-school/science/mining-and-water-quality
Hot acid solutions, more concentrated than battery acid, are dripping off colorful mineral stalactites in the abandoned copper and zinc mine at Iron Mountain, a northern California "Superfund" site that is undergoing remediation by the US Environmental Protection Agency (EPA)

Areas of Concern: Effects of Contaminants of Emerging Concern on Avian

https://www.usgs.gov/special-topics/great-lakes-restoration-initiative/science/areas-concern-effects-contaminants
The source of the PFASs at that location were a former air force base which conducted extensive fire-fighting training exercises at that site

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https://www.usgs.gov/centers/colorado-water-science-center/science/water-energy-and-biogeochemical-budgets-webb-loch
Analyses of temporal and spatial variations in the depth and water content of seasonal snowpacks was another area of extensive research at the Loch Vale WEBB site

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https://www.usgs.gov/special-topics/water-science-school/science/water-science-glossary
Here's a list of water-related terms, compiled from several different resources, that might help you understand our site better

Elevated Levels of Mercury Found in Fish in Western U.S. National Parks

https://www.usgs.gov/news/national-news-release/elevated-levels-mercury-found-fish-western-us-national-parks
" Funding for this study was provided by the NPS Air Resources Division, USGS Contaminants Biology Program within the Environmental Health Mission Area, the Ecosystems Mission Area to the USGS Forest and Rangeland Ecosystem Science Center, and with in-kind contributions from participating parks

Mercury Concentrations in Seston, Mussels, Water, Sediments, and

https://www.usgs.gov/data/mercury-concentrations-seston-mussels-water-sediments-and-preyfish-lake-huron-2022
gov website belongs to an official government organization in the United States

Mercury Concentrations in Waters, Seston, Mussels, Sediment, and Prey

https://www.usgs.gov/data/mercury-concentrations-waters-seston-mussels-sediment-and-prey-fish-lake-ontario-2023
gov website belongs to an official government organization in the United States

Per- and Polyfluoroalkyl Substances (PFASs) detected in Source Waters

https://www.usgs.gov/programs/environmental-health-program/science/and-polyfluoroalkyl-substances-pfass-detected-source
gov website belongs to an official government organization in the United States

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https://www.usgs.gov/special-topics/great-lakes-restoration-initiative
gov website belongs to an official government organization in the United States

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https://www.usgs.gov/news/new-eros-satellite-products-research-begin-detail-urban-hot-spots
gov website belongs to an official government organization in the United States

Food Web Changes Dampen Expected Reductions in Lake Trout Mercury Levels

https://www.usgs.gov/programs/environmental-health-program/science/food-web-changes-dampen-expected-reductions-lake
Geological Survey (USGS) scientists on the Ecologically-Driven Exposure Pathways Science Team studied the combined impact of reduced environmental mercury source loading and food web changes from invasive species on methylmercury bioaccumulation in a predator fish of Lake Michigan

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https://www.usgs.gov/streamstats/news/texas-lidar-derived-streamstats-application-now-available
The USGS Oklahoma-Texas Water Science Center (OTWSC), in partnership with the Texas Department of Transportation (TxDOT), has developed a LiDAR-derived StreamStats application to calculate peak flow statistics, in addition to delineating watershed basins and computing basin characteristics including precipitation

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https://www.usgs.gov/centers/ny-water/science/water-quality
gov website belongs to an official government organization in the United States

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https://www.usgs.gov/news/state-news-release/visualize-your-water-citizen-science-challenge-high-school-students
In this educational competition, students will use digital mapping technology from Esri (a leading geographic technology company) with data from the USGS, EPA, and other sources to analyze local water quality

Describing the distribution and productivity of biota along a nearshore

https://www.usgs.gov/publications/describing-distribution-and-productivity-biota-along-a-nearshore-offshore-gradient
Working collaboratively with Environmental Protection Agency (EPA) and National Oceanic and Atmospheric Administration (NOAA), United States Geological Survey (USGS) described the distribution of nutrients and biota across nearshore to offshore transects in 2015 (see Appendix 1)

From Tread to Watershed: How Tire Wear Particle Chemicals 6PPD and 6PPD

https://www.usgs.gov/labs/organic-geochemistry-research-laboratory/science/tread-watershed-how-tire-wear-particle
gov website belongs to an official government organization in the United States