Catalog - Data.gov

Found 24 datasets matching "Total Nitrate Reduction".

#1 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: 104.01 | Views last month: 0
#2 Federal
Nitrate reduction rates and sediment physicochemical conditions from a natural and constructed marsh in coastal Alabama from 2018-11-30 to 2019-09-06 (NCEI Accession 0210961)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-07-10T00:00:00.000+00:00
This dataset includes nitrate reduction rates and physicochemical characteristics from sediments collected from a natural (NAT) and a 32-year-old constructed (CON-2) marsh on the Alabama (USA)...
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Search relevance: 70.78 | Views last month: 0
#3 Federal
Average Annual Loads and Yields of Nitrate and Phosphorus from Illinois Watersheds (HUC8s) for Three Periods between 1997 and 2022
- Organization: Department of the Interior
- Updated: 2025-01-08T00:00:00Z
This data release supports "Diverging trends in nitrate and phosphorus loads and yields across Illinois watersheds, 1997–2022" (Kamrath and others, 2024) and the State of Illinois's Nutrient Loss...
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Search relevance: 51.01 | Views last month: 0
#4 Federal
Total and aqueous arsenic concentrations, physiochemical characteristics, and ancillary data of groundwater from newly constructed drinking water wells in central, northwest, and northeast Minnesota, 2014-2016, version 2.0, July 2018
- Organization: Department of the Interior
- Updated: 2020-08-27T00:00:00Z
This dataset provides aqueous nitrate+nitrite, aqueous manganese, aqueous iron, and total sulfate measurements in groundwater samples from 254 newly constructed private residential wells between...
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Search relevance: 48.17 | Views last month: 0
#5 Federal
Data from: Crop Sequence and Nitrogen Fertilization Effects on Soil Properties in the Western Corn Belt
- Organization: Department of Agriculture
- Updated: 2025-11-21
Understanding long-term management effects on soil properties is necessary to determine the sustainability of cropping systems. Documentation of soil property responses to corn-based cropping...
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Search relevance: 46.22 | Views last month: 27
#6 Federal
Biogeochemical Data from Field Samples and Laboratory Experiments, Boulder Creek Watershed, Colorado (2019-2023)
- Organization: Department of the Interior
- Updated: 2024-12-12T00:00:00Z
Biogeochemical processes are key drivers of chemical solubility and mobilization. Understanding these processes will lead to improved predictive capabilities and may aid with watershed management...
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Search relevance: 45.48 | Views last month: 0
#7 Federal
Data from: Grazing and Cover Crop Effects on Soil Health During Transition to Organic Production
- Organization: Department of Agriculture
- Updated: 2025-12-04
Incorporation of grazed cover crops in cropping systems can improve soil. However, information concerning how cover crops and livestock grazing interact during transitions to organic crop...
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Search relevance: 44.28 | Views last month: 0
#8 Federal
Data from: Integrated Crops and Livestock in Central North Dakota, USA: Agroecosystem Management to Buffer Soil Change
- Organization: Department of Agriculture
- Updated: 2025-11-21
Integrated crop-livestock systems have been identified as having positive agronomic and environmental outcomes, but information documenting their long-term impact on soil properties is lacking. An...
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Search relevance: 41.32 | Views last month: 4
#9 Federal
Biogeochemical Data for Mercury and other Constituents in Surface Sediment and Deep Cores from the Hells Canyon Reservoir Complex, Idaho and Oregon 2014-2018
- Organization: Department of the Interior
- Updated: 2020-08-18T00:00:00Z
The Hells Canyon Complex (HCC) is comprised of a series of three consecutive reservoirs (Brownlee, Oxbow, and Hells Canyon) along a 145 km reach of the Snake River bordered by Idaho to the east...
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Search relevance: 31.30 | Views last month: 0
#10 Federal
Pore water chemistry of wetlands in Interior and Southcentral Alaska, 2015 and 2016
- Organization: Department of the Interior
- Updated: 2020-08-20T00:00:00Z
The pore water of eight wetlands in Interior and Southcentral Alaska were collected in 2015 (17 July – 22 July) and 2016 (12 July – 16 July). Wetlands were selected to span a range in trophic...
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Search relevance: 30.64 | Views last month: 0
#11 Federal
CAST Data Input Disaggregation from County and Land-River Segment Scale to National Hydrography Dataset Plus, Version 1.1
- Organization: Department of the Interior
- Updated: 2022-08-05T00:00:00Z
The detrimental effects of excess nutrients and sediment entering the Chesapeake Bay estuary from its watersheds have necessitated regulatory actions. Federally-mandated reductions are apportioned...
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Search relevance: 29.66 | Views last month: 0
#12 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: 24.38 | Views last month: 0
#13 Federal
Data from: Temporal and agricultural factors influence E. coli survival in soil and transfer to cucumbers
- Organization: Department of Agriculture
- Updated: 2025-11-21
Escherichia coli survival in soils containing either composted poultry litter (CPL), heat-treated poultry pellets (HTPP), poultry litter (PL) or unamended (chemical fertilizer). Test plots were...
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Search relevance: 23.89 | Views last month: 0
#14 Federal
Water quality data from the State of Hawaii Department of Health in Hawaiian waters from 1973 to 2006
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-02-16T00:00:00.000+00:00
Water quality data from were collected by the Monitoring Section of the State of Hawaii, Department of Health. Data were obtained from 373 state-wide coastal stations employing well-established...
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Search relevance: 22.46 | Views last month: 0
#15 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: 21.72 | Views last month: 0
#16 Federal
The Measurement of Water Column Methylmercury Production Potential Rates in Four Oxygenated Reservoirs of the San Francisco Bay Watershed
- Organization: Department of the Interior
- Updated: 2021-04-06T00:00:00Z
Valley Water (formerly Santa Clara Valley Water District) provides stream stewardship, wholesale water supply, and flood protection for Santa Clara County, California, in the southern San...
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Search relevance: 21.60 | Views last month: 0
#17 Federal
Saltmarsh carbon and nitrogen cycling nutrient data in two northern Gulf of Mexico saltmarsh plants from 2017-2018 (NCEI Accession 0209238)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-05-08T00:00:00.000+00:00
This dataset contains salt marsh nutrient data to determine the biogeochemical impact of elevated nutrient loading on ecosystem carbon dynamics and nitrate reduction pathways (denitrification and...
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Search relevance: 20.82 | Views last month: 0
#18 Federal
Water column and sediment geochemical data taken by bottle and bottom samples from research vessel Atlantis (cruise AT41) in the southeastern U.S. Atlantic margin from 2018-08-21 to 2018-08-31 (NCEI Accession 0242498)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-11-02T00:00:00.000+00:00
This dataset contains water column and sediment geochemical data taken by bottle and bottom samples from research vessel Atlantis (cruise AT41) in the southeastern U.S. Atlantic margin in August...
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Search relevance: 20.78 | Views last month: 0
#19 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: 20.08 | Views last month: 0
#20 Federal
Water column and sediment geochemical data taken by bottle and bottom samples from NOAA Ship Ronald H. Brown in the southeastern U.S. Atlantic margin from 2019-04-10 to 2019-04-29 (NCEI Accession 0242497)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-11-01T00:00:00.000+00:00
This dataset contains water column and sediment geochemical data collected taken by bottle and bottom samples from NOAA Ship Ronald H. Brown (cruise RB19-03) in the southeastern U.S. Atlantic...
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Search relevance: 20.06 | Views last month: 0

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