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Water Quality


Mayfly larvaeBioassessment of Water Resources
USDA. NAL. Water Quality Information Center.
Offers a dynamic search of NAL catalog (AGRICOLA) article citations on bioassesment of water resources, from 2000 to the present. Try a book citation search from 2000 to the present. Earlier versions cover 1994-1999 (articles), 1994-1999 (books), 1990-1995 and 1985-1993.
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Researching Water Quality
USDA. NAL. Water Quality Information Center.
A bibliography of 149 citations from the NAL catalog (AGRICOLA) covering 1989-1993.
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National Water Program logoNIFA National Water Program
USDA. National Institute of Food and Agriculture.
This is a cooperative national program to improve the quality of the nation's water resources. The program is a partnership of the U.S. Department of Agriculture and land grant colleges and universities.
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Water dropPhosphorus Index: A Phosphorus Assessment Tool
USDA. Natural Resource Conservation Service.
"An assessment tool to be used by planners and landusers to assess the risk that exists for phosphorus leaving the landform site and travelling toward a water body. It also can be used to identify the critical parameters of soil, topography, and management that most influence the movement."
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Agricultural Phosphorus and Eutrophication (PDF | 432 KB)
USDA. Agricultural Research Service.
Describes source and transport management and targeting remediation methods to reduce the loss of phosphorus in agricultural runoff.
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Advisory Committee on Water Information
DOI. USGS. Water Information Coordination Program.
Lead agency tasked to "improve water information for decision making about natural resources management and environmental protection."
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Variable-flow irrigation sprinkler headAgricultural Chemicals
DOI. United States Geological Survey. Toxic Substances Hydrology Program.
Delivers research data and reports "characterizing the processes that affect dispersal of chemicals in the atmosphere, ground water, and surface water; identifying persistent degradation products; and developing methods to measure these compounds in water samples at environmentally relevant concentrations."
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USGS Water Quality Information
DOI. United States Geological Survey.
Provides links to publications, data, techniques, and USGS laboratories and programs supporting research in the quality of surface water and groundwater.
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National Water-Quality Assessment Program
DOI. United States Geological Survey.
The NAWQA program "develops long-term consistent and comparable information on streams, ground water, and aquatic ecosystems to support sound management and policy decisions."
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Nutrients in the Mississippi River Basin (MRB) and Hypoxia in the Gulf of Mexico
DOI. United States Geological Survey.
"Provides a range of scientific information to support management decision-making aimed at reducing excess nutrients in the Mississippi River Basin and hypoxia in the Gulf of Mexico."
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Mississippi River Basin and Gulf of Mexico Hypoxia
EPA. Mississippi River/Gulf of Mexico Watershed Nutrient Force.
Inter-agency site outlines the effects of excess nutrients, from sub-basin and main-stem watersheds to the gulf.
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Locate Your Watershed logo Surf Your Watershed
Environmental Protection Agency.
Offers four ways to find geographic locations of watersheds. For each watershed, furnishes watershed profiles which include watershed health assessments, restoration efforts and monitoring data.
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EPA Microbiology
Environmental Protection Agency.
Provides microbiology-related information developed or managed by the Agency including EPA test methods for bacteria, viruses, and protozoans.
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Water Quality Standards
EPA. Office of Water.
"Defining the goals for a waterbody by designating its uses, setting criteria to protect those uses, and establishing provisions to protect waterbodies from pollutants."
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Safe Drinking Water Information System:
Query Form

EPA. Envirofacts Data Warehouse.
Contains information about public water systems and their violations of EPA's drinking water regulations, as reported to EPA by the states. This query will help you to find your drinking water supplier and view its violations and enforcement history since 1993.
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Fish kill due to hypoxiaGulf of Mexico Hypoxia Watch
DOC. NOAA. National Coastal Data Development Center.
"Develops new near-real time map products using shipboard measurements of bottom dissolved oxygen in the North-central Gulf of Mexico."
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Stressors: Hypoxia and Nutrient Pollution
DOC. NOAA. Center for Sponsored Coastal Ocean Research.
Building tools to enable coastal resource managers to make scientifically-based decisions to help mitigate the impact of hypoxia and nutrient pollution on aquatic ecosystems.
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Hypoxia in the Gulf of Mexico: Progress Towards the Completion of an Integrated Assessment
DOC. NOAA. National Centers for Coastal Ocean Science.
Describes the assessment process and provides links to public comments and reports generated by the assessment.
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Role of Nutrient Loading and Eutrophication in Estuarine Ecology (PDF | 756 KB)
DHHS. NIEHS. Environmental Health Perspectives.
Article from the Oct 2001 issue of Environmental Health Perspectives outlines the process of eutrophication and its consequences in estuarine ecosystems.
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National Center for Water Quality Research
Heidelberg College.
Evaluates the success of nonpoint control programs, and studies land use and water quality trends, the hydrology of tile-drained agricultural lands and a variety of inorganic constituents, pesticides, volatile organic compounds, and metals.
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National Drinking Water Clearinghouse logoNational Drinking Water Clearinghouse
West Virginia University. National Environmental Services Center.
Provides low-cost technical assistance, products, and information services for small community drinking water systems.
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National Onsige Demonstration Program logoNational Onsite Demonstration Program
West Virginia University. National Environmental Services Center.
"Encourages the use of alternative, onsite and wastewater treatment technologies to protect public health, ensure water quality, and sustain the environment in small and rural communities."
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National Small Flows Clearinghouse
West Virginia University. National Environmental Services Center.
Assists "small communities and individuals solve their wastewater problems to protect public health and the environment."
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World of Water Quality
UNEP. Global Environment Monitoring System.
"Provides scientifically-sound data and information on the state and trends of global inland water quality required as a basis for the sustainable management of the world's freshwater to support global environmental assessments and decision-making processes."
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Clean Water Network
Clean Water Network.
"An alliance of more than 1,000 public interest organizations around the country working together to strengthen and implement federal clean water and wetlands policy."
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Hydrology Technical Group
DOE. Pacific Northwest National Laboratory.
Describes research areas and projects and lists publications. Areas of interest include groundwater modeling, recharge, the vadose zone, watersheds, rivers, estuaries and coastal waters.
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Last Modified: Jan 14, 2010  
I Want To...
    Find Water Quality Experts
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Water Quality
    Cryptosporidium
    Pfiesteria piscicida
    Wetlands
See Also
    Constructed Wetlands and Other Approaches to Protecting Water Quality
    Environmental Protection Agency: Low Impact Development (LID)
    Environmental Protection Agency: Office of Water
    Environmental Protection Agency Publications Source
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