Catalog - Data.gov

Found 1300 datasets matching "Total Nitrate/Nitrite".

Federal
Estimation of annual and monthly loads of nitrate + nitrite, total phosphorous, and dissolved phosphorus in Illinois for water years 1974 to 2022
- Organization: Department of the Interior
- Updated: 2025-01-15T00:00:00Z
This data release contains data in support of "Diverging trends in Nitrate and Phosphorus Loads and Yields Across Illinois Watersheds, 1997–2022" (Kamrath and others, 2025). It contains input and...
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Search relevance: 166.93 | Views last month: 0
Federal
Water-quality data for nitrate plus nitrite, total nitrogen, and total phosphorus for sites in Red River of the North basin, 1970-2017
- 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...
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Search relevance: 155.28 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity, water temperature, salinity, dissolved oxygen, phosphate, silicate, nitrate, nitrite and other measurements collected from profile and discrete sample observations during the RRS James Cook GEOTRACES cruise JC068 (EXPOCODE 740H20111224) in the South Atlantic Ocean from 2011-12-24 to 2012-01-27 (NCEI Accession 0253907)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-06-17T00:00:00.000+00:00
This dataset includes discrete profile measurements of Dissolved inorganic carbon (DIC), total alkalinity, water temperature, salinity, dissolved oxygen, phosphate, silicate, nitrate, nitrite and...
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Search relevance: 135.58 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity, water temperature, salinity, dissolved oxygen, phosphate, silicate, nitrate, nitrite and other measurements collected from profile and discrete sample observations during the RRS Discovery GEOTRACES cruise D357 (EXPOCODE 74EQ20101018) in the South Atlantic Ocean from 2010-10-18 to 2010-11-22 (NCEI Accession 0253812)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-06-17T00:00:00.000+00:00
This dataset includes discrete profile measurements of Dissolved inorganic carbon (DIC), total alkalinity, water temperature, salinity, dissolved oxygen, phosphate, silicate, nitrate, nitrite and...
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Search relevance: 135.19 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity, water temperature, salinity, dissolved oxygen, phosphate, silicate, nitrate, nitrite, dissolved organic carbon (DOC), chlorofluorocarbons (CFC-11, CFC-12) and other measurements collected from profile and discrete sample observations during the R/V Pelagia GEOTRACES cruise PE321 (EXPOCODE 64PE20100611) in the North and Tropical Atlantic Ocean from 2010-06-11 to 2010-07-08 (NCEI Accession 0253811)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-06-17T00:00:00.000+00:00
This dataset includes discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity, water temperature, salinity, dissolved oxygen, phosphate, silicate, nitrate, nitrite,...
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Search relevance: 123.16 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity, water temperature, salinity, dissolved oxygen, phosphate, silicate, nitrate, nitrite, dissolved organic carbon (DOC), chlorofluorocarbons (CFC-11, CFC-12) and other measurements collected from profile and discrete sample observations during the R/V Pelagia GEOTRACES cruise PE319 (EXPOCODE 64PE20100428) in the North Atlantic Ocean from 2010-04-28 to 2010-05-26 (NCEI Accession 0253809)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-06-17T00:00:00.000+00:00
This dataset includes discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity, water temperature, salinity, dissolved oxygen, phosphate, silicate, nitrate, nitrite,...
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Search relevance: 122.88 | Views last month: 0
Federal
Water-quality data and computed flow-normalized and low-flow concentrations and loads in the Kansas River, Kansas, 1972–2020
- 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...
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Search relevance: 117.42 | Views last month: 0
Federal
Surface water and shallow groundwater geochemistry and radium isotopes measured from land-based sampling in coastal Georgia, USA from 2001-07-26 to 2010-09-28 (NCEI Accession 0208686)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-07-21T00:00:00.000+00:00
Surface water and groundwater radium activities, concentrations of various dissolved materials, and environmental parameters (water temperature, salinity, and pH). Activities of 228Ra, 226Ra,...
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Search relevance: 101.19 | Views last month: 0
Federal
Sediment and porewater nitrification and organic matter data in a Northern Gulf of Mexico marsh from 2021-05-26 to 2022-05-21 (NCEI Accession 0301084)
- 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...
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Search relevance: 99.68 | Views last month: 0
Federal
Bottle data collected for chemical analysis along the coastal waters of Hawai'i as part of the Windward Community College Heeia Stream and Kaneohe Bay Water Quality Assessment Project from May 22, 2004 to March 19, 2005 (NCEI Accession 0002449)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2005-11-29T00:00:00.000+00:00
Measurements of water quality parameters were taken by Windward Community College faculty and students at eight sites in the Heeia Stream and adjacent Kaneohe Bay waters from May 2004 through...
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Search relevance: 97.04 | Views last month: 0
Federal
Discrete Carbonate System Parameter Measurements in Middle Tampa Bay, Florida and the Eastern Gulf of Mexico, USA
- Organization: Department of the Interior
- Updated: 2021-05-28T00:00:00Z
This dataset contains carbonate system data collected by scientists from the U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center to investigate the effects of carbon...
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Search relevance: 92.44 | Views last month: 0
Federal
NODC Standard Format Marine Chemistry from In-Situ Samples (F069) Data (1974-1982) (NCEI Accession 0014192)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2007-03-21T00:00:00.000+00:00
This data type contains data from chemical analysis of seawater samples. Cruise information, position, date and time is reported for each station along with sample depth, temperature, salinity and...
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Search relevance: 92.44 | Views last month: 0
Federal
Physical and nutrient data from bottle and CTD casts from the THOMAS THOMPSON from the equatorial Pacific Ocean from 30 January 1992 to 09 March 1992 (NCEI Accession 9600091)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-03-19T00:00:00.000+00:00
Physical and nutrient data were collected from bottle and CTD casts from the THOMAS THOMPSON from the equatorial Pacific Ocean. Data were collected by the Bigelow Laboratory for Ocean Sciences 30...
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Search relevance: 92.00 | Views last month: 0
Federal
NCCOS Assessment: Water quality data for the South Florida Reef Tract from 2016-09-22 to 2018-12-11 (NCEI Accession 0230406)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-05-19T00:00:00.000+00:00
This dataset represents three years of water quality data collected in the South Florida Reef Tract. A standard suite of nutrient parameters (nitrate, nitrite, ammonium, urea, total nitrogen,...
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Search relevance: 91.16 | Views last month: 0
Federal
Total alkalinity, pH on total scale, water temperature, salinity, dissolved oxygen, nutrients and other measurements collected from discrete samples and profile observations during the R/V Shikmona MC30IS cruise (EXPOCODE 47SK19841204) in the Levantine Sea, Mediterranean Sea from 1984-12-04 to 1984-12-12 (NCEI Accession 0218107)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-05-25T00:00:00.000+00:00
This dataset includes discrete profile data collected during the R/V Shikmona MC30IS cruise (EXPOCODE 47SK19841204) in the Levantine Sea, Mediterranean Sea from 1984-12-04 to 1984-12-12. These...
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Search relevance: 90.23 | Views last month: 0
Federal
Total alkalinity, pH on total scale, water temperature, salinity, dissolved oxygen, nutrients and other measurements collected from discrete samples and profile observations during the R/V Urania cruise SESAME_IT07 (EXPOCODE 48UR20081007) in the Mediterranean Sea, Adriatic Sea from 2008-10-07 to 2008-10-16 (NCEI Accession 0218848)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-05-25T00:00:00.000+00:00
This dataset includes discrete profile data collected during the R/V Urania cruise SESAME_IT07 (EXPOCODE 48UR20081007) in the Mediterranean Sea, Adriatic Sea from 2008-10-07 to 2008-10-16. These...
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Search relevance: 90.23 | Views last month: 0
Federal
Total alkalinity, pH on total scale, water temperature, salinity, dissolved oxygen, nutrients and other measurements collected from discrete samples and profile observations during the R/V Universitatis cruise TRANSMED_LEGIII (EXPOCODE 48UN20070613) in the Eastern Mediterranean from 2007-06-13 to 2007-06-27 (NCEI Accession 0218248)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-05-25T00:00:00.000+00:00
This dataset includes discrete profile data collected during the R/V Universitatis cruise TRANSMED_LEGIII (EXPOCODE 48UN20070613) in the Eastern Mediterranean from 2007-06-13 to 2007-06-27. These...
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Search relevance: 89.95 | Views last month: 0
Federal
Total alkalinity, pH on total scale, temperature, salinity, dissolved oxygen, nutrients and other measurements collected from discrete samples and profile observations during the R/V L'Atalante ALMOFRONT_LEG1 cruise (EXPOCODE 35A319910424) in the West Mediterranean Sea from 1991-04-24 to 1991-05-12 (NCEI Accession 0216075)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-04-01T00:00:00.000+00:00
This dataset includes discrete profile data collected during the R/V L'Atalante ALMOFRONT_LEG1 cruise (EXPOCODE 35A319910424) in the West Mediterranean Sea from 1991-04-24 to 1991-05-12. These...
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Search relevance: 89.92 | Views last month: 0
Federal
Total alkalinity, pH on total scale, water temperature, salinity, dissolved oxygen, nutrients and other measurements collected from discrete samples and profile observations during the R/V Urania cruise TRANSMED_LEGII (EXPOCODE 48UR20070528) in the Western Mediterranean Sea and Atlantic Ocean from 2007-05-28 to 2007-06-12 (NCEI Accession 0218462)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-05-25T00:00:00.000+00:00
This dataset includes discrete profile data collected during the R/V Urania cruise TRANSMED_LEGII (EXPOCODE 48UR20070528) in the Western Mediterranean Sea and Atlantic Ocean from 2007-05-28 to...
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Search relevance: 89.68 | Views last month: 0
Federal
Total alkalinity, pH on total scale, water temperature, salinity, dissolved oxygen, nutrients and other measurements collected from discrete samples and profile observations during the R/V Shikmona MC24IS cruise (EXPOCODE 47SK19831005) in the Levantine Sea, Mediterranean Sea from 1983-10-05 to 1983-10-12 (NCEI Accession 0217939)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-05-20T00:00:00.000+00:00
This dataset includes discrete profile data collected during the R/V Shikmona MC24IS cruise (EXPOCODE 47SK19831005) in the Levantine Sea, Mediterranean Sea from 1983-10-05 to 1983-10-12. These...
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Search relevance: 89.67 | Views last month: 0

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