Search datasets
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The U.S. Geological Survey (USGS) California Water Science Center (CAWSC) Organic Matter Research Laboratory (OMRL) provides laboratory services and support to regional and national projects in...
Search relevance: 186.31 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:11 AM -
The dataset describes mercury and dissolved organic matter concentration and quality over five synoptic sampling campaigns at 12 stream sites within the 41-hectare (ha) forested W-9 catchment at...
Search relevance: 183.22 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:25 AM -
The U.S. Geological Survey (USGS) California Water Science Center (CAWSC) Organic Matter Research Laboratory (OMRL) provides laboratory services and support to regional and national projects in...
Search relevance: 178.35 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 05:55 AM -
Carbon (C) and nitrogen (N) extracted from soil with water are associated with available plant nutrients and microbial activity, but information about how C and N have changed over time in the...
Search relevance: 167.26 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 05:55 AM -
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...
Search relevance: 161.16 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:55 AM -
The USGS CAWSC Organic Matter Research Laboratory (OMRL) provides laboratory services and support to regional and national projects in the analysis of organic matter using the latest methods in...
Search relevance: 159.77 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:56 AM -
This dataset includes field and laboratory measurements of surface waters, pore waters, sediment, and fish from Water Conservation Areas and adjacent canals of the Florida Everglades (USA). Water,...
Search relevance: 159.39 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:07 AM -
The USGS CAWSC Organic Matter Research Laboratory (OMRL) provides laboratory services and support to regional and national projects in the analysis of organic matter using the latest methods in...
Search relevance: 149.38 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:02 AM -
The sampling of 41 hydrologically diverse rivers that are monitored through the National Water Quality Network (NWQN) by the U.S. Geological Survey (USGS) took place during the water years of 2008...
Search relevance: 147.41 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:00 AM -
Optical sensors measuring fluorescence of non-biological sources (e.g., dissolved organic matter, wastewater, hydrocarbons, fluorescent dyes, etc.; hereafter referred to as fDOM) are increasingly...
Search relevance: 140.29 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:17 AM -
Real-time, high frequency (1-second sample interval), georeferenced water quality data was collected in Utah Lake, Utah. Utah Lake is located approximately 45 miles south of Salt Lake City, Utah,...
Search relevance: 109.40 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:06 AM -
One phenomenon that has been shown to concentrate and release per- and polyfluoroalkyl substances (PFAS) in surface water is the formation of natural foams. For surface water foams to form,...
Search relevance: 98.35 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:05 AM -
This dataset includes field hydrologic measurements and laboratory analyses of surface and pore waters, sediments, benthic plants/biofilms, and biota along the Middle Snake River upgradient of the...
Search relevance: 85.52 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:06 AM -
The Sacramento / San Joaquin River Delta (SSJRD) is contaminated with legacy mercury (Hg) from historical mining and mineral processing activities throughout the watershed, as well as from...
Search relevance: 72.47 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:15 AM -
The data in this record contains water physical, chemical, and biological vertical observational data from fixed mooring CHRP2 in the central basin of Lake Erie, Great Lakes region during the...
Search relevance: 63.06 | Views last month: 1 | Catalog Last Checked: August 27, 2026 at 09:05 PM -
Episodes of low dissolved oxygen are common during the summer in the bottom water of the central basin of Lake Erie. Dissolved oxygen and temperature observations at a high temporal frequency and...
Search relevance: 58.89 | Views last month: 2 | Catalog Last Checked: August 03, 2026 at 08:11 AM
