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Water-quality data
Information resources about both Datasets and Water quality

Results 11 - 20 of 83 listed by similarity [list alphabetically]
Water resources data for Washington [More info]
Access to data on water resources of Washington including surface water, ground water, water quality, water use, GIS, and biological datasets and access to reports.
Water resources real-time data for the Nation [More info]
Access to national water resources real-time data typically recorded at 15-60 minute intervals, stored onsite, and then transmitted to USGS offices every 4 hours. Select for site information, ground water, surface water, and water quality.
Water-quality data for the Nation [More info]
Homepage for USGS water quality information. The NWISWeb discrete sample database is a compilation of over 3.5 million historical water quality analyses in the USGS district databases. Also includes access to real-time data and a tutorial.
Water-quality information - data [More info]
Links to major databases on USGS real-time and historic time period data for water quality, atmospheric deposition, streamflow, and suspended sediments and links to related databases of other agencies.
National Water-Quality Assessment (NAWQA) Program [More info]
Primary homepage for the National Water Quality Assessment (NAWQA) Program studying water quality in river, aquifer and coastal water basins throughout the nation. Links to reports, data, models, maps and national synthesis studies.
National Water-Quality Assessment (NAWQA) Program - Great and Little Miami River Basins [More info]
The Great and Little Miami River Basins form a National Water Quality Assessment (NAWQA) Program study unit for studying the status, trends, and changes affecting the nation's water quality. Site links to data, publications, maps, and results.
National Water-Quality Assessment (NAWQA) Program - Water quality in the Puget Sound Basin [More info]
The Puget Sound Basin is a National Water Quality Assessment (NAWQA) Program study unit for studying the status, trends, and changes affecting the nation's water quality. Site links to data, publications, and results.
Arsenic in ground water of the United States [More info]
Arsenic is a naturally occurring element in rocks, soils, and the waters in contact with them. It is found in ground water as the result of minerals dissolving from weathered rocks and soils. This site links to data, maps, and more.
Devils Lake, North Dakota [More info]
Includes hydrographic information from 2000 to last seven days, water-quality data, elevation, area, and capacity data and publications on Devils Lake, North Dakota in the Red River of the North basin.
Ecological National Synthesis Project [More info]
National-scale perspective and assessments on aquatic ecology, and the chemical and physical factors that affect aquatic conditions and health.
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