Found 2339 datasets matching "laboratory-quality".
-
This data release includes tables and plots of results for pesticide compounds (pesticides and degradates) analyzed in groundwater samples collected by the USGS National Water-Quality Assessment...
Search relevance: 135.74 | Views last month: 0 -
This dataset contains data tables of laboratory quality-control data associated with environmental samples analyzed for microbiological constituents at the Ohio Water Microbiology Laboratory of...
Search relevance: 133.12 | Views last month: 1 -
This data set includes results for hormone and pharmaceutical compounds analyzed from 2012 through 2016 in laboratory quality-control samples that are associated with environmental samples...
Search relevance: 125.82 | Views last month: 0 -
This data release includes all pesticide results from selected batches of water samples analyzed by the U.S Geological Survey National Water Quality Laboratory (NWQL). Samples were analyzed using...
Search relevance: 122.74 | Views last month: 1 -
This dataset includes data quality assurance information concerning the Relative Percent Difference (RPD) of laboratory duplicates. No laboratory duplicate information exists for 2010. The...
Search relevance: 117.05 | Views last month: 1 -
The Division of Drinking Water requires laboratories to submit water quality data directly. The data is received, and published twice monthly on the Division's water quality portal. The resource...
Search relevance: 116.81 | Views last month: 3 -
Replicate water-quality samples are collected and prepared in the field and analyzed in the laboratory in identical ways so that they are considered to be the same in composition and analysis...
Search relevance: 110.44 | Views last month: 0 -
This dataset contains data tables of laboratory quality-control data associated with environmental samples analyzed for microbiological constituents at the Ohio Water Microbiology Laboratory of...
Search relevance: 107.09 | Views last month: 0 -
This data release contains two tables-one table of field spike recovery data and one table of lab reagent spike recovery data-for pesticides and pesticide degradates analyzed by the USGS National...
Search relevance: 106.23 | Views last month: 0 -
Analytical recovery is the concentration of an analyte measured in a water-quality sample expressed as a percentage of the known concentration added to the sample (Mueller and others, 2015)....
Search relevance: 100.83 | Views last month: 0 -
The Bodega Head shore station is a seawater intake site operated by the Bodega Marine Laboratory. The seawater intake is located at Horseshoe Cove on the ocean side of Bodega Head and has been...
Search relevance: 95.84 | Views last month: 0 -
From October 2017 through September 2022, the National Water Quality Network (NWQN) monitored 110 surface-water river and stream sites and more than 1,800 groundwater wells for a large number of...
Search relevance: 95.82 | Views last month: 0 -
The Bodega Head shore station is a seawater intake site operated by the Bodega Marine Laboratory. The seawater intake is located at Horseshoe Cove on the ocean side of Bodega Head and has been...
Search relevance: 93.88 | Views last month: 0 -
The Bodega Head shore station is a seawater intake site operated by the Bodega Marine Laboratory. The seawater intake is located at Horseshoe Cove on the ocean side of Bodega Head and has been...
Search relevance: 93.74 | Views last month: 0 -
The U.S. Geological Survey (USGS), in cooperation with the U.S. Fish and Wildlife Service (USFWS) and St. Cloud State University (SCSU), identified the occurrence of chemicals of emerging concern...
Search relevance: 92.84 | Views last month: 0 -
The U.S. Geological Survey (USGS), in cooperation with the U.S. Fish and Wildlife Service (USFWS) and the U.S. Environmental Protection Agency (EPA), identified the occurrence of contaminants of...
Search relevance: 89.63 | Views last month: 0 -
This data release contains concentration and isotope-dilution standard (IDS) recovery data from individual samples that are summarized and interpreted in the U.S. Geological Survey (USGS)...
Search relevance: 86.81 | Views last month: 0 -
This dataset provides the expected and determined concentrations of selected inorganic and organic analytes for spiked reagent-water samples (calibration standards and limit of quantitation...
Search relevance: 79.37 | Views last month: 2 -
The U.S. Geological Survey (USGS) in cooperation with the Miami Conservancy District, Dayton, Ohio, in 2019 and 2020 collected and analyzed groundwater samples and quality-control samples to...
Search relevance: 73.09 | Views last month: 0 -
Blooms of nuisance and toxic cyanobacteria, referred to as cyanobacteria harmful algal blooms (cHABs), occur annually in Lake Erie and pose a threat to human health, affect the quality of life,...
Search relevance: 71.55 | Views last month: 0
