107 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
Estimates of lake nitrogen, phosphorus, and chlorophyll-a concentrations to characterize harmful algal bloom risk across the United States
U.S. Environmental Protection Agency —
The objective of this research was to predict nutrient, chlorophyll-a, and associated harmful algal bloom, hypoxia, and eutrophication effects in US lakes. This... -
Federal
Next Generation National Nutrient Inventory for Nitrogen and Phosphorus (1987 to 2017)
U.S. Environmental Protection Agency —
The United States Environmental Protection Agency’s National Nutrient Inventory provides estimates of major agricultural, urban, atmospheric, and natural nutrient... -
Federal
WetlandNNI: Quantification of hydrologic interception of nitrogen and phosphorus (National Nutrient Inventory) by conterminous U.S. wetlands (1987-2017)
U.S. Environmental Protection Agency —
Wetlands provide numerous critical functions, including nutrient cycling and water quality improvement, that have made them a critical component of many state and... -
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
Clean Air Markets Program Data Application (CAMPD)
U.S. Environmental Protection Agency —
The Clean Air Markets Program Data (CAMPD) application, accessible at https://campd.epa.gov/, allows users to view Clean Air Markets data through the Custom Data... -
Federal
Chemistry of restored urban streams in Washington DC
U.S. Environmental Protection Agency —
Field and lab data associated with an assessment of regenerative stormwater conveyance systems as a type of stream restoration intended to reduce nutrients in urban... -
Federal
Soil Health Dataset from Kansas Farms 2023-2024
U.S. Environmental Protection Agency —
A workbook of all the soils data collected near Holton, Kansas, in agricultural fields. Laboratory analysis of soil properties was completed by Ward Labs in Kearny... -
Federal
Estimated Animal Agriculture Nitrogen and Phosphorus from Manure
U.S. Environmental Protection Agency —
Animal agriculture manure is a primary source of nitrogen and phosphorus to surface and groundwater. Manure runoff from cropland and pastures or discharging animal... -
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
Lake_chlorophyll-a_upstream nutrients_CONUS
U.S. Environmental Protection Agency —
Publicly available data used to generate manuscript figures. This dataset is associated with the following publication: Dietrich, M., H. Golden, J. Christensen, C.... -
Federal
Assessing the Social and Environmental Costs of Institutions Nitrogen Footprints
U.S. Environmental Protection Agency —
This dataset allowed estimates the damage costs associated with the institutional nitrogen (N) footprint and explores how this information could be used to create... -
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
Data used in Detailing atmospheric nitrate chemistry in the Northeastern US under a period of changes in emissions (v1)
U.S. Environmental Protection Agency —
The dataset contains links to publicly available CMAQ code, CMAQ-ready inputs, and other data used in Kim, H., Walters, W. W., Pye, H.O.T., Foley, K. M., and... -
Federal
Narragansett Bay hypoxia history core C & N data
U.S. Environmental Protection Agency —
Carbon and nitrogen concentrations and isotopic fractionation in sediment cores. This dataset is associated with the following publication: Boothman, W.S., and L.... -
Federal
Main data files
U.S. Environmental Protection Agency —
Main dataset of stable isotope, analytes, and environmental parameters measured. This dataset is associated with the following publication: Devereux, R., Y. Wan, J.L.... -
Federal
Clean Air Markets Program Data Application (CAMPD)
U.S. Environmental Protection Agency —
The Clean Air Markets Program Data (CAMPD) application, accessible at https://campd.epa.gov/, allows users to view Clean Air Markets data through the Custom Data... -
Federal
Commercial Nitrogen Fertilizer Purchased
U.S. Environmental Protection Agency —
Amounts of fertilizer nitrogen (N) purchased by states in individual years 2003, 2005, 2007, 2009 and 2011, and the % change in average amounts purchased per year... -
Federal
From field to groundwater: Quantifying crop N budgets, performance metrics and nitrate leaching in the southern Willamette Valley, Oregon
U.S. Environmental Protection Agency —
This file contains water balances, monthly nitrate leaching and concentrations, field site descriptions and field crop inputs and harvest information. -
Federal
Diatom and Environmental Data
U.S. Environmental Protection Agency —
Raw data associated with this research. This dataset is associated with the following publication: Yuan, L., R. Mitchell, E. Pilgrim, and N. Smucker. Inferences based...
107 datasets found