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Federal
Total atmospheric deposition of reduced nitrogen in the United States Pacific Northwest for 2002
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of wet and dry deposition of reduced nitrogen in the Pacific Northwest... -
Federal
Nutrient Impaired 303(d) Streams for the Pacific Northwest
Department of the Interior —
Under section 303(d) of the 1972 Clean Water Act, states, territories, and authorized tribes are required to develop lists of impaired waters. These impaired waters... -
Federal
Total atmospheric deposition of oxidized and reduced nitrogen in the United States Pacific Northwest for 2002
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of wet and dry deposition of oxidized and reduced nitrogen in the... -
Federal
Specific Water Quality Sites for Rich County, Utah
Department of the Interior —
This map shows specific water-quality items and hydrologic data site information which come from QWDATA (Water Quality) and GWSI (Ground Water Information System).... -
State
County Level Attainment Status of National Ambient Air Quality Standards (NAAQS)
State of New York —
A list by county of the current attainment status of the National Ambient Air Quality Standards (NAAQS). -
Federal
Dataset used for estimating catchment-level nitrogen and phosphorus fertilizer use from commercial fertilizer sales data for the Conterminous U.S., 2012
Department of the Interior —
This dataset includes all of the variables that were used in predictive models to estimate nitrogen and phosphorus fertilizer use from commercial fertilizer sales... -
Federal
Nutrient Addition Experiment in the Sacramento River Deep Water Ship Channel
Department of the Interior —
Data were collected in the Sacramento River Deep Water Ship Channel (West Sacramento, CA) in support of a whole-ecosystem experiment investigating whether... -
Federal
Shapefile of stream reaches used in Tennessee SPARROW models
Department of the Interior —
This data release consists of the data used to develop SPAtially Referenced Regression On Watershed(SPARROW) attributes models for estimating loads of total... -
Federal
Chemistry analysis results for groundwater, soil-pore water, soil and plant material collected from two agricultural sites in the Nanticoke and Chester River watersheds on the Delmarva Peninsula from 2013 to 2016.
Department of the Interior —
This metadata record documents 8 comma delimitated files that support the USGS Scientific Investigations Report 2018-5020 on field studies in the Bucks Branch... -
Federal
Chesapeake Bay Nontidal Network 1985-2020: Average annual yields (ver. 2.0, January 2023)
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring... -
Federal
Nutrient and algal response values from a mesocosm experiment used to estimate algal growth rates
Department of the Interior —
These data have been collected as part of a cooperative project between the U.S. Geological Survey (USGS) and the U.S Environmental Protection Agency. This project... -
Federal
Longitudinal profiles of surface water chemistry in the Sacramento River Deep Water Ship Channel
Department of the Interior —
Longitudinal profiles of surface water chemistry were made using a Sea-Bird SUNA optical nitrate sensor and a YSI EXO2 water quality sonde. Water from 0.1 m depth was... -
Federal
Point source nutrient discharges to surface water in the United States Pacific Northwest for 2002 summarized for NHDPlus v2 catchments
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of total nitrogen and total phosphorus discharged to surface waters in... -
Federal
Lake Erie Tributaries: Nutrient and streamflow trend results
Department of the Interior —
This data set includes WRTDS nutrient flux trend results and the values of daily streamflow trend results displayed in the Quantile-Kendall plots. For 1995-2015... -
Federal
Water chemistry and molecular eDNA data observed in experimental laboratory mesocosms exposed to different nitrogen amendments in the presence or absence of a nitrifier enriched microbial community
Department of the Interior —
Data describe the results of a controlled laboratory mesocosm experiment evaluating the influence of a nitrifier enriched microbial community on silver carp... -
Federal
Chesapeake Bay Nontidal Network 1985-2016: Average annual yields
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in rivers across the Chesapeake Bay watershed have been calculated using monitoring data... -
Federal
Specific Water Quality Sites for Saltlake County, Utah
Department of the Interior —
This map shows specific water-quality items and hydrologic data site information which come from QWDATA (Water Quality) and GWSI (Ground Water Information System).... -
Federal
High-speed, continuous water quality mapping of Utah Lake, Salt Lake City, UT
Department of the Interior —
Real-time, high frequency (1-second sample interval), georeferenced water quality data was collected in Utah Lake, Utah. Utah Lake is located approximately 45 miles... -
County
Coupeville Wharf Mooring Raw Data Output
King County, Washington —
This is a raw and uncorrected dataset from the mooring at the Coupeville Wharf. This data has not been reviewed or corrected in any manner. It should be used with... -
Federal
Names of 10-digit hydrologic unit code (HUC10) watersheds in the state of Tennessee
Department of the Interior —
This data release consists of the data used to develop SPAtially Referenced Regression On Watershed(SPARROW) attributes models for estimating loads of total...