Catalog - Data.gov

Found 345 datasets matching "Nitrate + Nitrite as Nitrogen".

#1 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...
- xml
- xml
Search relevance: 160.84 | Views last month: 0
#2 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...
- xml
- xml
Search relevance: 129.29 | Views last month: 0
#3 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,...
- none
- none
- none
- none
- none
- none
Search relevance: 121.90 | Views last month: 0
#4 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...
- none
- none
- none
- none
- none
- none
Search relevance: 114.04 | Views last month: 0
#5 Federal
Nitrate reduction rates and soil/ water chemistry from roadside ditches in the Mobile Bay (AL, USA) region (2018-05-23 to 2018-06-08) (NCEI Accession 0211099)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-07-15T00:00:00.000+00:00
Ninety-six roadside ditches spanning three landuse types in the Mobile Bay (Alabama, USA) region were sampled in May-June of 2018. Isotope pairing was used to measure nitrate reduction rates...
- none
- none
- none
- none
- none
- none
Search relevance: 107.96 | Views last month: 0
#6 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...
- html
- none
- none
- none
- none
- none
- +2 more
Search relevance: 104.44 | Views last month: 0
#7 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,...
- none
- none
- none
- none
- none
- none
- +5 more
Search relevance: 100.92 | Views last month: 0
#8 Federal
NCCOS Assessment: Water Quality Data to Assess Eutrophication Effects on Coral Ecosystem Health in Vatia Bay, American Samoa from 2015-05-13 to 2018-08-28 (NCEI Accession 0208020)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2019-12-10T00:00:00.000+00:00
This dataset represents three years of water quality data collected in Vatia Bay, American Samoa. A standard suite of nutrient parameters (nitrate, nitrite, ammonium, urea, total nitrogen,...
- none
- none
- none
- none
- none
- none
- +5 more
Search relevance: 97.07 | Views last month: 0
#9 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...
- none
- none
- none
- none
- none
Search relevance: 95.22 | Views last month: 0
#10 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),...
- html
- none
- none
- none
- none
- none
- +6 more
Search relevance: 94.19 | Views last month: 0
#11 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...
- none
- none
- none
- none
- none
- none
Search relevance: 93.39 | Views last month: 0
#12 Federal
NCCOS Assessment: Water Quality in Fagatele Bay, National Marine Sanctuary of American Samoa, from 2019-04-22 to 2019-04-26 (NCEI Accession 0247462)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-02-23T00:00:00.000+00:00
This dataset represents water quality chemistry information for Fagatele Bay, a unit of the National Marine Sanctuary of American Samoa (NMSAS). Contaminant groups quantified were: pesticides,...
- none
- none
- none
- none
- none
- none
- +5 more
Search relevance: 89.05 | Views last month: 0
#13 Federal
Temperature, salinity and other variables collected from discrete sample and profile observations using CTD, bottle and other instruments from MELVILLE in the North Pacific Ocean from 1999-10-29 to 1999-11-22 (NCEI Accession 0157617)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-12-20T00:00:00.000+00:00
This dataset includes chemical, discrete sample, physical and profile data collected from MELVILLE in the North Pacific Ocean from 1999-10-29 to 1999-11-22. These data include...
- html
- none
- none
- none
- none
- none
- +6 more
Search relevance: 88.36 | Views last month: 0
#14 Federal
NOAA RESTORE Science Program: Effects of nitrogen sources and plankton food-web dynamics on habitat quality for the larvae of Atlantic Bluefin Tuna in the Gulf of Mexico - biogeochemistry, dissolved inorganic nutrient, mesozooplankton, phytoplankton, and bacteria data from 2017-05-10 to 2018-05-19
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-06-10T00:00:00.000+00:00
This dataset presents results from surface-tethered drifting sediment traps, zooplankton net tows, dissolved inorganic nutrient concentration analyses made on water column samples, and flow...
- none
- none
- none
- none
- none
- none
- +1 more
Search relevance: 86.79 | Views last month: 0
#15 Federal
Ocean chemistry and other data from NOAA Ship OCEANOGRAPHER in the Pacific Ocean from 1975-08-21 to 1976-04-14 (NCEI Accession 7800203)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-09-11T00:00:00.000+00:00
This dataset includes chemistry data from NOAA Ship Oceanographer in the North Pacific Ocean from 1975-08-21 to 1976-04-14. Data has been processed by NODC to the NODC standard Chemistry (F069)...
- none
- none
- none
- none
- none
- none
- +3 more
Search relevance: 85.30 | Views last month: 0
#16 Federal
OXYGEN - PERCENT SATURATION, PARTICULATE ORGANIC CARBON and other data from NOAA Ship OCEANOGRAPHER from 1975-08-29 to 1976-04-07 (NCEI Accession 7800256)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-09-11T00:00:00.000+00:00
This dataset includes chemistry data from NOAA Ship Oceanographer in the North Pacific Ocean from 1975-08-29 to 1976-04-07. Data has been processed by NODC to the NODC standard Chemistry (F069)...
- none
- none
- none
- none
- none
- none
- +1 more
Search relevance: 85.30 | Views last month: 0
#17 Federal
Monitoring Data for Willow Creek Lake, Nebraska, 2012–14—Sampling Data
- 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
Search relevance: 84.52 | Views last month: 1
#18 Federal
OXYGEN - PERCENT SATURATION, PARTICULATE ORGANIC CARBON and other data from NOAA Ship OCEANOGRAPHER from 1975-08-29 to 1976-04-07 (NCEI Accession 8200062)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-02-08T00:00:00.000+00:00
This dataset includes chemistry data from NOAA Ship Oceanographer in the North Pacific Ocean from 1975-08-29 to 1976-04-07. Data has been processed by NODC to the NODC standard Chemistry (F069)...
- none
- none
- none
- none
- none
- none
- +3 more
Search relevance: 83.17 | Views last month: 0
#19 Federal
WATER TEMPERATURE and Other Data from ATLANTIS II From NE Atlantic (limit-40 W) from 1989-04-01 to 1989-07-31 (NCEI Accession 9200023)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2002-11-19T00:00:00.000+00:00
The accession contains all of the observations made on the bottle casts during the Joint Global Ocean Flux Study (JGOFS)/ North Atlantic Bloom Experiment as part of North Atlantic Bloom Survey...
- none
- none
- none
- none
- none
- none
- +2 more
Search relevance: 82.43 | Views last month: 0
#20 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...
- html
- none
- none
- none
- none
- none
- +20 more
Search relevance: 79.54 | Views last month: 0

Filter selections are applied on each click

Draw a geographic box