Catalog - Data.gov

Found 1346 datasets matching "water nutrients".

Federal
Assessment of nutrients and water-quality constituents in the North Delta during Yolo Bypass flooding events in March 2017
- Organization: Department of the Interior
- Updated: 2021-07-08T00:00:00Z
The data release contains data for the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in the North Delta in the Sacramento-San...
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Search relevance: 96.22 | Views last month: 0
Federal
Assessment of nutrients and water-quality constituents at the Sacramento-San Joaquin River Confluence during a phytoplankton bloom in July 2017
- Organization: Department of the Interior
- Updated: 2021-07-08T00:00:00Z
This report documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in the North Delta in the Sacramento-San Joaquin River Delta...
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Search relevance: 94.58 | Views last month: 0
Federal
Assessing spatial variability of nutrients, phytoplankton, and related water-quality constituents in the San Francisco Bay, California: 2021-2022 High-resolution mapping surveys
- Organization: Department of the Interior
- Updated: 2024-03-22T00:00:00Z
The dataset documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in the San Francisco Bay of California, USA in 2021 and...
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Search relevance: 89.00 | Views last month: 0
Federal
Assessing spatial variability of nutrients, phytoplankton, and related water quality constituents in the California Sacramento-San Joaquin Delta at the landscape scale: 2022 High resolution mapping surveys
- Organization: Department of the Interior
- Updated: 2025-07-10T00:00:00Z
Broad-area, high-resolution, boat-based water quality mapping surveys of the Sacramento-San Joaquin Delta and Suisun Bay (Delta) of California, USA were conducted under different...
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Search relevance: 88.79 | Views last month: 0
Federal
Stream water concentrations of herbicides and nutrients for sites in the northern Missouri and southern Iowa region, 1994 to 1999
- Organization: Department of Agriculture
- Updated: 2025-11-22
The data set contains stream water concentrations of herbicides and nutrients for 153 sites in the northern Missouri/southern Iowa region from 1994 to 1995. The data are available in Microsoft...
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Search relevance: 87.39 | Views last month: 0
Federal
Spatial assessment of nutrients and water-quality constituents in Suisun Marsh with the salinity control gate reoperation experiment; a Delta Smelt Resiliency Strategy experiment 2018
- Organization: Department of the Interior
- Updated: 2021-09-30T00:00:00Z
This data release documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in Suisun Marsh and Suisun Bay in the San Francisco...
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Search relevance: 87.37 | Views last month: 0
Federal
Assessing spatial variability of nutrients, phytoplankton and related water-quality constituents in the California Sacramento-San Joaquin Delta at the landscape scale: 2020-2021 High-resolution mapping surveys
- Organization: Department of the Interior
- Updated: 2025-07-10T00:00:00Z
The dataset documents the spatial and temporal variability of nutrients, phytoplankton, and related water quality parameters at high spatial resolution in the Sacramento-San Joaquin River Delta...
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Search relevance: 84.47 | Views last month: 0
Federal
Assessing spatial variability of nutrients, phytoplankton, and related water quality constituents in the California Sacramento-San Joaquin Delta during treated wastewater effluent holds: August and September 2019 high resolution mapping surveys
- Organization: Department of the Interior
- Updated: 2023-03-20T00:00:00Z
The study is comprised of daily survey data consisting of high resolution mapping and discrete sample collection of nutrients, phytoplankton, and related water quality constituents conducted in...
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Search relevance: 82.88 | Views last month: 0
Federal
Nutrients, Escherichia coli, and microbial source tracking markers in surface-water and known-source samples collected in Salado Creek and its watershed near Salado, Texas, 2018
- Organization: Department of the Interior
- Updated: 2020-08-27T00:00:00Z
Concerns exist that the degradation of water quality in Salado Creek near Salado, Texas could adversely affect recreational uses and harm salamander populations that live in and near springs that...
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Search relevance: 82.09 | Views last month: 0
Federal
Water temperature, salinity, nutrients, plankton, currents, and others taken by CTD, ADCP, water samples, and other instrumentation from research vessel Dong Fang Hong in the North Pacific Ocean from 2017-10-17 to 2017-12-07 (NCEI Accession 0211097)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-07-10T00:00:00.000+00:00
This dataset contains water temperature, salinity, nutrients, plankton, currents, and others taken by CTD, ADCP, and other instrumentation from research vessel Dong Fang Hong in the North Pacific...
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Search relevance: 81.99 | Views last month: 0
Federal
Assessing spatial variability of nutrients, phytoplankton, and related water quality constituents in the California Sacramento-San Joaquin Delta related to the 2015 installation of the False River Emergency Drought Barrier: 2015 and 2016 high-resolution mapping surveys
- Organization: Department of the Interior
- Updated: 2023-03-28T00:00:00Z
This data release documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in the western and central portion of the...
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Search relevance: 80.93 | Views last month: 0
Federal
Assessing spatial variability of nutrients and related water quality constituents in the California Sacramento-San Joaquin Delta at the landscape scale: 2018 High resolution mapping surveys (ver. 2.0, October 2023)
- Organization: Department of the Interior
- Updated: 2023-10-03T00:00:00Z
The dataset documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in the North Delta, Central Delta, and the Western Delta out...
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Search relevance: 76.58 | Views last month: 0
Federal
Surface-Water Geochemistry of Mercury, Methylmercury, Nutrients, and other Constituents in Clear Lake, Lake County, California, July 2019
- Organization: Department of the Interior
- Updated: 2020-08-18T00:00:00Z
Clear Lake is a 180 km2 freshwater lake located in the California Coast Range, approximately 120 km northwest of Sacramento. The lake supports a wide variety of fish and bird species and is a very...
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Search relevance: 75.81 | Views last month: 0
Federal
Nutrients, estrogenicity, and fecal indicators in surface water collected from wetlands in the Klamath Marsh National Wildlife Refuge, Oregon, 2017-2018
- 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...
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Search relevance: 73.00 | Views last month: 0
Federal
Nutrients and Major-Ions Measured in Water-Quality Samples Collected from Four North Texas Reservoirs (ver. 3.0, September 2021)
- Organization: Department of the Interior
- Updated: 2021-09-30T00:00:00Z
In cooperation with Dallas Water Utilities (DWU), the U.S. Geological Survey (USGS) measures nutrient and major-ion concentrations in selected reservoirs in north Texas. This data release...
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Search relevance: 71.80 | Views last month: 0
Federal
Water quality and nutrients data collected in West Fowl River and Coastal Alabama from 2017-07-31 to 2018-05-17 (NCEI Accession 0175941)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2018-10-04T00:00:00.000+00:00
This data set contains water quality data collected in an area important to shellfish aquaculture. The data collected are parameters such as fecal coliforms (fc), nutrients, and stable isotope...
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Search relevance: 71.79 | Views last month: 0
Federal
Discrete surface measurements of partial pressure of CO2, dissolved inorganic carbon, nutrients, sea surface temperature and sea surface salinity during R/V Laurence M. Gould LDEO Drake Passage Surface Water CO2 Time Series Program from 2002-03-08 to 2017-10-24 (NCEI Accession 0171470)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2018-04-26T00:00:00.000+00:00
This dataset includes surface discrete data collected during R/V Laurence M. Gould LDEO Drake Passage Surface Water CO2 Time Series Program from 2002-03-08 to 2017-10-24. These data include...
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Search relevance: 71.30 | Views last month: 0
Federal
Water temperature, salinity, nutrients, velocity, and others taken by CTD, ADCP and other instrumentation from research vessel icebreaker Xuelong in the North Pacific Ocean, Arctic Ocean, and Bering Sea from 2014-07-22 to 2014-08-04 (NCEI Accession 0221081)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-10-27T00:00:00.000+00:00
This dataset contains water temperature, salinity, nutrients, velocity, and others taken by CTD, ADCP and other instrumentation from research vessel icebreaker Xuelong in the North Pacific Ocean,...
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Search relevance: 70.75 | Views last month: 0
Federal
Water temperature, sediments, nutrients, oxygen, pH, pCO2, plankton, and other variables taken by CTD, Niskin bottles, and bottom samples from research vessels Xiangyanghong 6 and Xiangyanghong 19 in the North Pacific Ocean from 2014-06-30 to 2016-08-12 (NCEI Accession 0223174)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-04-13T00:00:00.000+00:00
This dataset contains water temperature, sediments, nutrients, oxygen, pH, pCO2, plankton, and other variables taken by CTD, Niskin bottles, and bottom samples from research vessels Xiangyanghong...
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Search relevance: 69.20 | Views last month: 0
Federal
Dissolved inorganic carbon, total alkalinity, water temperature, salinity, nutrients and other parameters collected from profile and discrete sample observations during R/V Johan Hjort and other research ships time series cruises in the North Atlantic Ocean, Norwegian See from 2011-01-13 to 2017-04-02 (NCEI Accession 0282292)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-09-08T00:00:00.000+00:00
This dataset includes discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity, water temperature, salinity, nutrients and other parameters collected from profile and...
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Search relevance: 67.75 | Views last month: 0

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