• Organization: Department of the Interior
• Updated: 2020-08-18T00:00:00Z

This child page contains 34 csv files, site_qw_nuts, which contain observations of nitrate plus nitrite as nitrogen (npnN), total nitrogen (TN), total phosphorus (TP) for each site . Each file...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2024-07-02T00:00:00Z

This data release provides water-quality data collected and analyzed by the U.S. Geological Survey (USGS) and the Kansas Department of Health and Environment (KDHE) during 1972 through 2020. This...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2021-02-17T00:00:00Z

This data release includes estimates of annual and monthly mean concentrations and fluxes for nitrate plus nitrite, orthophosphate and suspended sediment for nine sites in the Mississippi River...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2023-02-24T00:00:00Z

This data release includes estimates of annual and daily concentrations and fluxes for nitrate plus nitrite, total phosphorus, and suspended sediment for two sites in the Upper Macoupin Creek...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2020-08-31T00:00:00Z

This data set contains the following parameters: sediment and water temperature, dissolved nitrate plus nitrite dissolved, ammonium, total Kjeldahl nitrogen, soluble orthophosphate, dissolved...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2023-04-14T00:00:00Z

The data.zip dataset contains metadata and total suspended solids, total phosphorus, nitrate plus nitrite, and total Kjeldahl nitrogen concentration data and associated daily mean streamflow data...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

The data.zip dataset contains metadata and total suspended solids, total phosphorus, nitrate plus nitrite, and total Kjeldahl nitrogen concentration data and associated daily mean streamflow data...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2020-08-24T00:00:00Z

Chemistry data were collected or compiled from stream water, lake water, and groundwater. Stream water samples were collected more frequently to capture the range of streamflow conditions....

• xml
• xml

• Organization: Department of the Interior
• Updated: 2022-09-08T00:00:00Z

This USGS data release contains datasets, metadata, and figures associated with estimating nitrate loads and yields from groundwater to streams in the Chesapeake Bay watershed based on land use...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

The data set consists of continuous water-quality data (temperature, specific conductance, pH, dissolved oxygen, turbidity, nitrate plus nitrite, and streamflow) from in-situ equipment and...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2020-10-28T00:00:00Z

The data included here were gathered to determine the effects of cattle grazing on wetland water quality in the Klamath National Wildlife Refuge in Oregon. Surface water samples from sites...

• xml
• xml

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-02-05T00:00:00.000+00:00

We conducted a year-long study with the main objective of comparing denitrification, anammox, and dissimilatory nitrate reduction to ammonium (DNRA) across three different vegetation zones...

• none
• none
• none
• none
• none
• none

• Organization: Department of the Interior
• Updated: 2021-09-10T00:00:00Z

Surface and groundwater samples were collected, processed, and analyzed for pesticides, nutrients, organic carbon, and inorganics as part of a cooperative study with the City of Cedar Rapids,...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2021-10-25T00:00:00Z

The primary data sets consist of continuous water-quality data (temperature, specific conductance, pH, dissolved oxygen, turbidity, nitrate plus nitrite, and streamflow) from in-situ equipment,...

• xml
• xml

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2019-10-31T00:00:00.000+00:00

This dataset includes bottle discrete data collected during the small boat Buzzards Baykeeper cruises and other platforms in the Buzzards Bay, Massachusetts from 2015-06-15 to 2017-09-01. These...

• html
• none
• none
• none
• none
• none
• +2 more

• Organization: Department of the Interior
• Updated: 2024-03-27T00:00:00Z

This U.S. Geological Survey (USGS) data release contains meteorological, water temperature, light (photosynthetically active radiation and illumination), and multichannel fluorescence sensor data...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2020-08-24T00:00:00Z

A variety of nutrient sources transported by multiple flow paths contribute to the nutrient load entering Willow Creek Lake. In addition to Willow Creek, there are several smaller tributaries that...

• xml
• xml

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2021-08-10T00:00:00.000+00:00

This data package contains an internally consistent data product for discrete inorganic carbon, oxygen, and nutrients on the U.S. North American ocean margins, i.e., Coastal Ocean Data Analysis...

• html
• none
• none
• none
• none
• none
• +4 more

• Organization: Department of the Interior
• Updated: 2020-08-25T00:00:00Z

This U.S. Geological Survey data release presents tabular daily data on nitrate plus nitrite nitrogen and total nitrogen loads for the Connecticut River at Middle Haddam, Connecticut, from...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2021-11-15T00:00:00Z

This dataset consists of input and output datasets for estimating trends in river loads using the Weighted Regressions on Time Season and Discharge (WRTDS) model. The input datasets includes a...

• xml
• xml