62 datasets found
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Federal
TRACI Spatial Eutrophication Characterization Factors_2020-10
U.S. Environmental Protection Agency —
This dataset provides spatially-explicit freshwater and marine eutrophication characterization factors for the TRACI life cycle impact assessment method, as well as... -
Federal
1987-2018 cyanobacteria and water quality data for 20 reservoirs
U.S. Environmental Protection Agency —
These data include cyanobacteria cell densities (including maximum cell densities observed for each year in each reservoir), annual summer (June-August)... -
Federal
Water Quality Time Series, Aggregate values, and Related Aggregate Risk Measures
U.S. Environmental Protection Agency —
The excel file contains time series data of flow rates, concentrations of alachlor , atrazine, ammonia, total phosphorus, and total suspended solids observed in two... -
Federal
Raw data used in study
U.S. Environmental Protection Agency —
This file contains land cover and water chemistry data. This dataset is associated with the following publication: Smucker, N.J., A. Kuhn , M.A. Charpentier, C.J.... -
Federal
Metadata for Narragansett Bay Fixed Site Monitoring Network data 2005-2019
U.S. Environmental Protection Agency —
These are the data hosted by Rhode Island Department of Environmental Management and are from a network of monitoring buoys in Narragansett Bay. The dataset inlcudes... -
Federal
Water quality dataset 2021_2023_Ayvazian
U.S. Environmental Protection Agency —
This Excel file contains data collected over three years (2021-2023) at the aquaculture farm in Potter Pond, RI, and one year (2023) at Pt Judith aquaculture farm in... -
Federal
Gulf of Mexico Nutrient, carbon, CTD data
U.S. Environmental Protection Agency —
Gulf of Mexico cruise, nearshore and CTD data collected by the USEPA during 2002 - 2008. This dataset is associated with the following publications: Pauer , J., T.... -
Federal
NARS Lake and Stream Predictor Dataset, V1
U.S. Environmental Protection Agency —
This dataset allows the user to explore the potential impacts of various environmental and anthropogenic drivers on observed growing season total phosphorus... -
Federal
LMR watershed temporal DNA metabarcoding 2016 study
U.S. Environmental Protection Agency —
LMR watershed temporal DNA metabarcoding 2016 study. This dataset is associated with the following publication: Smucker, N., E. Pilgrim, H. Wu, C. Nietch, J. Darling,... -
Federal
Denitrification rates across a temperate North Pacific estuary, Yaquina Bay, Oregon
U.S. Environmental Protection Agency —
The extent and temporal variability of denitrification activity was measured in Yaquina Bay, Oregon, over a year using sediment cores collected approximately monthly... -
Federal
Moorhead_etal2025_ES&TWater
U.S. Environmental Protection Agency —
Input csvs containing P and N inventories by HUC8, kgPN from fire retardants per HUC8 x year R code for compiling and matching inputs Output csvs for comparing fire... -
Federal
2016 EPA National Wetland Condition Assessment water quality data
U.S. Environmental Protection Agency —
EPA's 2016 National Wetland Condition Assessment sampled wetlands across the conterminous USA for vegetation, soils, water chemistry, and anthropogenic impacts. Data... -
Federal
Response of Chlorophyll a to Total Nitrogen and Total Phosphorus - RepOrting standards for Systematic Evidence Syntheses in environmental research (ROSES) for Systematic Review Reports 12 March 2021
U.S. Environmental Protection Agency —
Additional files associated with the published article in Environmental Evidence. The ROSES form is a checklist of details that should be reported in systematic... -
Federal
Where have all the nutrients gone? Long-term Decoupling of Inputs and Outputs in the Willamette River Watershed, Oregon, USA
U.S. Environmental Protection Agency —
The following 4 tables accompany the peer-reviewed journal article GS Metson, J Lin, JE Compton, JA Harrison. Where have all the nutrients gone? Long-term Decoupling... -
Federal
Fish River Watershed Wetland Nutrient Modeling Data
U.S. Environmental Protection Agency —
The data are: 1) compilation of field observed nutrient and hydrometeorological data for the Upper Fish River Watershed (UFRW); 2) wetland and GIS data downloaded... -
Federal
All raw data used to generate results
U.S. Environmental Protection Agency —
This dataset contains all data used in this study, including site ID, latitude, longitude, watershed land cover, water chemistry, and carbon and nitrogen stable... -
Federal
EPA 2018-2019 National Rivers and Streams Assessment Diatom Diversity and Phosphorus Study
U.S. Environmental Protection Agency —
Raw data associated with EPA 2018-2019 National Rivers and Streams Assessment Diatom Diversity and Phosphorus Study. This dataset is associated with the following... -
Federal
National Aquatic Resource Survey Rivers and Streams Data
U.S. Environmental Protection Agency —
Data are from 1,000 river and stream sites across the conterminous US where consistent biological, chemical, physical and watershed data were gathered. The sites were... -
Federal
Evaluating water-quality trends in agricultural watersheds prioritized for management-practice implementation
U.S. Environmental Protection Agency —
Water-quality and streamflow data are available at https://doi.org/10.5066/F7P55KJN. Calculated nutrient and sediment loads are available at... -
Federal
Kaldy-underlying data for application of NPI to tropical seagrasses
U.S. Environmental Protection Agency —
Seagrass biomass, percent N, percent phosphorus, isotope ratios, and NPI calculations, sediment nutrient data, water column nutrient data.
62 datasets found