18 datasets found
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Federal
National Inventory of Phosphorus (v1, 8.30.19) 20 recent views
U.S. Environmental Protection Agency —
This is a project assessing the state of major input and outputs of reactive nitrogen (Nr) and phosphorus across the coterminous US at the HUC 8 scale for three... -
Federal
Paired Watershed Data for Pleasant Valley Creek and Ridgeway Branch, Wisconsin 2006-2016 10 recent views
Department of the Interior —
This data release includes three sets of data collected for a farm- and field-focused phosphorus reduction study in south-central, Wisconsin, USA. Paired samples... -
Federal
Conservation Effects Assessment Project (CEAP) Cropland Baseline Conservation Condition for Upper Mississippi River Basin
Department of Agriculture —
The dataset consists of estimates of erosion, sediment loss, soil organic carbon, nutrient loss, and pesticide loss from a statistically selected set of sample points... -
Federal
Concentration of total and dissolved forms of phosphorus and nitrogen from the control and test catchment during the calibration and treatment phase in Madison, WI (2013 - 2015)
Department of the Interior —
This dataset describes the storm event mean concentrations and loads of total and dissolved forms of phosphorus and nitrogen from paired samples collected in the... -
Federal
Measured Annual Nutrient loads from AGricultural Environments (MANAGE) database
Department of Agriculture —
The MANAGE (Measured Annual Nutrient loads from AGricultural Environments) database was developed to be a readily-accessible, easily-queried database of site... -
Federal
Chemistry Data from Southern Florida Canals Collected in Support of the Aquatic Cycling of Mercury in the Everglades Project
Department of the Interior —
Several canals in southern Florida run from Lake Okeechobee through the Everglades Agricultural Area (EAA) and feed water to the northern Everglades. Agricultural and... -
Federal
Polychlorinated Biphenyl (PCB) Concentrations of Passive Samplers, Solids, Fat, Oil, and Greases (FOG), and Road Sediments; and Dissolved Organic Carbon (DOC), Total Suspended Solids (TSS), and Particulate Organic Carbon (POC) Concentrations in the Back River Watershed, Baltimore City, Maryland, 2018-2020
Department of the Interior —
This metadata record contains 6 tables used to assess sources of Polychlorinated Biphenyls (PCB) in the Back River watershed, Baltimore City, Maryland. Included in... -
Federal
Mercury concentrations in surface water, sediment, and biota in the Laurentian Great Lakes, 2005 through Present
Department of the Interior —
Under the Great Lakes Restoration Initiative, the U.S. Geological Survey Mercury Research Lab (USGS MRL) conducted a multiyear assessment of mercury across the... -
Federal
Hg Concentrations of Fish Tissue Samples in the Vicinity of Yellow Pine, Idaho.
Department of the Interior —
The USGS examined mercury (Hg) concentrations in fish populations inhabiting impacted and reference streams as part of an investigation into the transport of trace... -
Federal
PHOSPHORUS INVENTORY FOR THE CONTERMINOUS UNITED STATES (2002-2012), updated legacy V2
U.S. Environmental Protection Agency —
This dataset contains estimates of phosphorus inputs and outputs for all HUC-8 subbasins across the contiguous United States for the years 2002, 2007, and 2012 as... -
Federal
Microplastics in 29 Great Lakes tributaries (2014-15)
Department of the Interior —
This dataset describes the quantity and morphology of floating microplastics in 29 Great Lakes tributaries in 6 states. Samples were collected in spring 2014 – spring... -
Federal
Data release for microplastics in water, sediment, fish, and mussels in the St. Croix National Scenic Riverway and Mississippi National River and Recreation Area, Wisconsin and Minnesota, 2015
Department of the Interior —
This dataset describes the concentration and morphology of microplastics in the St. Croix National Scenic Riverway and Mississippi National River and Recreation Area,... -
Federal
MODFLOW-NWT, MODPATH, and MT3DMS models used to study of hypothetical horizontal water-supply well design for New Hampshire and surrounding regions: U.S. Geological Survey data release
Department of the Interior —
A series of three-dimensional, hypothetical, groundwater models (MODFLOW-NWT) were developed to investigate the effects of a variety of factors on the flow of... -
Federal
Concentrations and laboratory quality-assurance data for six unregulated contaminants measured in source and finished drinking-water samples collected from public water supply facilities throughout Minnesota by using ELISA and MS-based analytical methods
Department of the Interior —
The U.S. Geological Survey, in cooperation with the Minnesota Department of Health, conducted a study to determine the occurrence of six unregulated contaminants in... -
Federal
Potential contaminant sources and other landscape variables summarized for NHDPlus Version 2.1 catchments within the Chesapeake Bay Watershed (ver. 2.0, June 2021)
Department of the Interior —
This dataset consists of 262 variables which describe various known and suspected point and non-point sources of contaminants and endocrine disrupting compounds... -
Federal
Storm characteristics, concentrations, and loads measured at the Coanda-effect treatment vault, Madison, Wisconsin (2016-17)
Department of the Interior —
This dataset characterizes water quality and quantity data from 33 storm events at the influent and effluent of a stormwater treatment vault modified with a... -
Federal
Microplastics in the surficial benthic sediment from Lake Michigan and Lake Erie, 2013 and 2014
Department of the Interior —
This dataset describes the quantity, morphology, concentration and polymer identity of microplastics in surficial benthic sediment of Lake Michigan and Lake Erie.... -
Federal
Cold-weather air and subsurface temperature profiles of three different permeable pavements, Madison, Wisconsin, between 2014 and 2021
Department of the Interior —
Corrected and aggregated temperature data from the subsurface of three permeable pavement types [permeable interlocking concrete pavers (PICP), pervious concrete...
18 datasets found
