Found 695 datasets matching "Nitrogen nitrate".
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This field study was designed to evaluate how nitrate leaching rates change with depth and how seasonal and annual variation in management (e.g., fertilizer input amount and summer irrigation)...
Search relevance: 153.38 | Views last month: 3 -
This data package was created 2025-12-03 09:02:38 by NPSTORET and includes selected project, location, and result data. Data are from Mauryn Quenga McDonald's (University of Guam Water and...
Search relevance: 145.63 | Views last month: 3 -
BGNDRF has four brackish groundwater wells that provide source water to the various testing areas throughout the facility. Generally, water from these wells is analyzed for a large number of...
Search relevance: 110.54 | Views last month: 0 -
BGNDRF has four brackish groundwater wells that provide source water to the various testing areas throughout the facility. Generally, water from these wells is analyzed for a large number of...
Search relevance: 110.44 | Views last month: 0 -
BGNDRF has four brackish groundwater wells that provide source water to the various testing areas throughout the facility. Generally, water from these wells is analyzed for a large number of...
Search relevance: 109.81 | Views last month: 0 -
BGNDRF has four brackish groundwater wells that provide source water to the various testing areas throughout the facility. Generally, water from these wells is analyzed for a large number of...
Search relevance: 109.81 | Views last month: 0 -
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...
Search relevance: 103.84 | Views last month: 0 -
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...
Search relevance: 84.77 | Views last month: 0 -
Surface water and groundwater radium activities, concentrations of various dissolved materials, and environmental parameters (water temperature, salinity, and pH). Activities of 228Ra, 226Ra,...
Search relevance: 81.05 | Views last month: 0 -
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...
Search relevance: 79.41 | Views last month: 0 -
This data release provides estimates of monthly wet atmospheric deposition of total inorganic nitrogen (TIN)--the summation of nitrate (NO3) and ammonium (NH4) ions--for the conterminous United...
Search relevance: 77.67 | Views last month: 0 -
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...
Search relevance: 76.45 | Views last month: 0 -
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...
Search relevance: 73.73 | Views last month: 0 -
Wetlands are frequently used in the U.S. for treating nitrate in agricultural runoff. However, numerous other biologically active contaminants, such as antibiotics and nitrification inhibitors,...
Search relevance: 73.25 | Views last month: 0 -
This dataset provides measurements of two important components of photochemical smog - peroxyacetyl nitrate (PAN) and peroxyl propionyl nitrate (PPN)- measured by the Georgia Tech Chemical...
Search relevance: 72.08 | Views last month: 0 -
Surface and groundwater samples were collected, processed, and analyzed for pesticides, nutrients, organic carbon, and inorganics as part of a cooperative study with the City of Cedar Rapids,...
Search relevance: 71.88 | Views last month: 0 -
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...
Search relevance: 71.44 | Views last month: 0 -
Located in south-central Texas, the Geronimo Creek and Plum Creek watersheds have long been characterized by elevated nitrate concentrations. From April 2015 through March 2016, an investigation...
Search relevance: 69.23 | Views last month: 0 -
The extent and temporal variability of denitrification activity was measured in Yaquina Bay, Oregon, over a year using sediment cores collected approximately monthly from August 2003 through...
Search relevance: 68.65 | Views last month: 1 -
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...
Search relevance: 67.88 | Views last month: 0
