Catalog - Data.gov

Found 382 datasets matching "total dissolved nitrogen".

Federal
Laboratory fluorescence and total dissolved nitrogen measurements for surface water samples collected from the Rio Grande during a 24-hr time period near Albuquerque, New Mexico
- Organization: Department of the Interior
- Updated: 2023-11-30T00:00:00Z
Here, we present data supporting temporal variability and sources of PFAS in the Rio Grande through an arid urban area using high-frequency sampling and novel samplers. Data are compiled into two...
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Search relevance: 154.30 | Views last month: 0
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)
- Organization: Department of the Interior
- Updated: 2020-08-27T00:00:00Z
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 control and test catchment during...
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Search relevance: 129.98 | 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: 108.64 | 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: 107.01 | Views last month: 0
Federal
Water and sediment chemistry, and elemental (C/N ratios) and isotopic (delta 13C, delta 15N) data collected aboard R/V Endeavor cruise EN510 in the Gulf of Mexico from 2012-06-27 to 2012-07-04 (NCEI Accession 0205623)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2019-10-22T00:00:00.000+00:00
This dataset contains water and sediment chemistry, and elemental (total C and N, C/N ratio) and isotopic (delta 13C, delta 15N) data collected during R/V Endeavor cruise EN510 in the northern...
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Search relevance: 102.28 | Views last month: 0
Federal
Storm Event Chemistry and Yields for Precipitation, Throughfall, Stemflow, and Stream Water and Hourly Streamflow and Precipitation Record for the W-9 Catchment, Sleepers River Research Watershed, 2017 and 2018 (ver. 2.0, September 2022)
- Organization: Department of the Interior
- Updated: 2022-09-23T00:00:00Z
This dataset describes water yields for precipitation, throughfall and stemflow for 22 rain events within the 41-hectare (ha) forested W-9 catchment at Sleepers River, Vermont. Sampling occurred...
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Search relevance: 99.96 | Views last month: 0
Federal
ModMon Neuse River Estuary and Pamlico Sound Water Quality Monitoring from 1994-01-24 to 2022-01-22 (NCEI Accession 0294041)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-01-27T00:00:00.000+00:00
The Neuse River Estuary Water Quality Dataset is a compilation of the biological, chemical and physical water quality data that was collected along the length of the Neuse River Estuary, North...
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Search relevance: 99.64 | Views last month: 0
Federal
Water and sediment chemistry, and elemental (C/N ratios) and isotopic (delta 13C, delta 15N) data collected aboard R/V Endeavor cruise EN509 in the Gulf of Mexico from 2012-05-26 to 2012-06-19 (NCEI Accession 0205197)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2019-10-21T00:00:00.000+00:00
This dataset contains water and sediment chemistry, and elemental (total C and N, C/N ratio) and isotopic (delta 13C, delta 15N) data collected during R/V Endeavor cruise EN509 in the northern...
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Search relevance: 98.96 | Views last month: 0
Federal
Bottle discrete measurements of dissolved inorganic carbon (DIC), total alkalinity (TA), temperature, salinity, oxygen and other hydrographic and chemical parameters during the small boat Buzzards Baykeeper cruises and other platforms in the Buzzards Bay, Massachusetts from 2015-06-15 to 2017-09-01 (NCEI Accession 0206206)
- 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...
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Search relevance: 98.41 | Views last month: 0
Federal
Nutrients, sedimentation and total suspended solids in the St. Thomas East End Reserves in the Caribbean Sea from 2012-01-16 to 2013-11-25 (NCEI Accession 0139480)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-01-15T00:00:00.000+00:00
This data set contains the results from monitoring in the St. Thomas East End Reserves (STEER) in St. Thomas, USVI, from January 2012 to November 2013. The monitoring was conducted by project...
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Search relevance: 97.99 | Views last month: 0
Federal
CTD, water, and sediment chemistry data collected aboard R/V Endeavor cruise EN527 in the northern Gulf of Mexico from 2013-06-20 to 2013-07-03 (NCEI Accession 0210558)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-05-26T00:00:00.000+00:00
This dataset contains CTD, and water and sediment chemistry data collected aboard R/V Endeavor cruise EN527 in the northern Gulf of Mexico from 2013-06-20 to 2013-07-03. The CTD data were...
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Search relevance: 89.94 | Views last month: 0
Federal
CTD, and water and sediment chemistry data collected aboard R/V Endeavor cruise EN528 in the northern Gulf of Mexico from 2013-07-07 to 2013-07-23 (NCEI Accession 0217734)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-08-31T00:00:00.000+00:00
This dataset contains CTD, and water and sediment chemistry data collected aboard R/V Endeavor cruise EN528 in the northern Gulf of Mexico from 2013-07-07 to 2013-07-03. The CTD data were...
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Search relevance: 89.21 | Views last month: 0
Federal
Dissolved inorganic carbon, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, bottle and other instruments from HEALY in the Arctic Ocean, Beaufort Sea and Bering Sea from 2002-07-18 to 2002-08-21 (NCEI Accession 0113953)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2017-02-22T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, physical and profile data collected from HEALY in the Arctic Ocean, Beaufort Sea and Bering Sea from 2002-07-18 to 2002-08-21. These...
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Search relevance: 86.27 | Views last month: 0
Federal
Dissolved inorganic carbon, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, bottle and other instruments from HEALY in the Arctic Ocean, Beaufort Sea and Bering Sea from 2002-07-18 to 2002-08-21 (NCEI Accession 0113953)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2017-02-22T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, physical and profile data collected from HEALY in the Arctic Ocean, Beaufort Sea and Bering Sea from 2002-07-18 to 2002-08-21. These...
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Search relevance: 86.06 | 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: 85.26 | Views last month: 0
Federal
Dissolved inorganic carbon, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, PAR Sensor and other instruments from HEALY in the Arctic Ocean, Beaufort Sea and Bering Sea from 2002-05-05 to 2002-06-15 (NCEI Accession 0113952)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2017-02-22T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, optical, physical and profile data collected from HEALY in the Arctic Ocean, Beaufort Sea and Bering Sea from 2002-05-05 to 2002-06-15....
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Search relevance: 84.96 | Views last month: 0
Federal
Physical, biogeochemical, and isotopic tracer data collected aboard the FS POLARSTERN during the ARKXXIII/3 expedition in the Arctic Ocean from 24 August 2008 to 05 October 2008 (NCEI Accession 0065370)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2010-06-29T00:00:00.000+00:00
This dataset includes chemical analyses of dissolved organic carbon, total dissolved nitrogen, nitrate, total alkalinity, delta 18-O, and 228-226-RA collected from surface water (~10m) as part of...
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Search relevance: 82.01 | Views last month: 0
Federal
ADCP, CTD, water and sediment chemistry, and underway sensor data collected aboard R/V Endeavor cruise EN505 in the Gulf of Mexico from 2012-04-11 to 2012-04-24 (NCEI Accession 0194300)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2019-09-09T00:00:00.000+00:00
This dataset contains ADCP, CTD, water and sediment chemistry, and other underway sensor data collected aboard R/V Endeavor cruise EN505 in the Gulf of Mexico from 2012-04-11 to 2012-04-24. The...
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Search relevance: 81.35 | Views last month: 0
Federal
CTD, water and sediment chemistry, particle sample elemental (C, N) and isotopic (13C, 15N) data, and time series photographs obtained from a marine snow profiling camera during R/V Endeavor cruise EN515 in the Gulf of Mexico from 2012-09-06 to 2012-09-16 (NCEI Accession 0208348)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-01-17T00:00:00.000+00:00
This dataset contains CTD, water and sediment chemistry, particle sample elemental (C,N) and isotopic (13C, 15N) data, and time series photographs obtained from a marine snow profiling camera...
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Search relevance: 81.31 | Views last month: 0
Federal
Partial pressure (or fugacity) of carbon dioxide, dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample, profile and time series profile observations using Alkalinity titrator, CTD and other instruments from HERMANO GINES in the Caribbean Sea from 1995-11-08 to 2015-07-29 (NCEI Accession 0112926)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-05-04T00:00:00.000+00:00
This dataset includes discrete sample, profile and time series profile data collected from HERMANO GINES in the Caribbean Sea from 1995-11-08 to 2015-07-29. These data include AMMONIUM (NH4),...
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Search relevance: 80.58 | Views last month: 0

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