A:
AGRICOLA (AGRICultural OnLine Access) - Search a bibliographic database of citations to the literature of agriculture [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS), National Agricultural Library (NAL)]

Administrative Record and Public Information Repository - A searchable comprehensive collection of administrative records for a final decision for remedial action or hazardous waste management of the Department (DOE) of Energy Hanford Richland Washington Site and a public information repository. [U.S. Department of Energy (DOE), Richland Operations Office (RL)]

Amphibian Malformations and Declines - Information on amphibian malformations and links to resources. [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS), National Wildlife Health Center]

Analytical Environmental Chemistry. - This site provides information about Analytical Environmental Chemistry research that includes topics such as Pharmaceuticals and Personal Care Products (PPCPs) as Environmental Pollutants and Environmental Forensics. [U.S. Environmental Protection Agency (EPA), National Exposure Research Laboratory (NERL)]

Animal Feeding Operations Publications - Provides links to publications addressing animal feeding operations and National Pollutant Discharge Elimination System (NPDES) guidelines and regulations. [U.S. Environmental Protection Agency (EPA)]

Appalachian Farming Systems Research Center (AFSRC) - Conducts research to develop and support improved soil and water management practices in Appalachia [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

B:
Beach Monitoring - Water-related public-health concerns for Ohio and the rest of the Nation strengthening the science of beach monitoring [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

Biological Indicators of Watershed Health: Benthic Macroinvertebrates: Aquatic Worms - This web site includes information on aquatic oligochaetes which are generally found in soft mud bottoms, and in high numbers are considered indicators of very poor water quality. [U.S. Environmental Protection Agency (EPA)]

C:
Center for Coastal Monitoring and Assessment (CCMA) - Monitors, surveys, and assesses coastal environmental quality, habitats, and resource distribution [U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), National Ocean Service (NOS)]

Columbia Environmental Research Center (CERC) - Website for the Columbia Environmental Research Center with links to staff, publications, databases, field stations, and projects including those on the Rio Grande, burrowing owls, sea turtles, and geospatial technology [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

Compliance and Enforcement - Information about environmental requirements. [U.S. Department of Agriculture (USDA)]

Conservation and Environmental Policy Briefing Room (ERS) - This briefing room includes information and economic research on the efficiency, effectiveness and equity of policies and programs directed toward improving the environmental performance of the agricultural sector. [U.S. Department of Agriculture (USDA), Economic Research Service (ERS)]

Conservation and Production Research Laboratory (CPRL) - Research in water management and irrigation, renewable energy sources, and reduce environmental risks posed by accumulations of feedlot wastes [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

Cropping Systems and Water Quality Research Unit - Develop knowledge and technology to optimize yields from crop production systems while minimizing erosion and enhancing water and soil quality. [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

D:
Diazinon and Chlorpyrifos Loads in Precipitation and Urban and Agricultural Storm Runoff during January and February 2001 in the San Joaquin River Basin, California - Water-Resources Investigations Report 03-4091 [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

Division of Foodborne, Waterborne, and Environmental Diseases (DFWED) - Prevention and control of disease, disability, and death caused by foodborne, waterborne and environmental diseases [U.S. Department of Health and Human Services (HHS), Centers for Disease Control and Prevention (CDC)]

E:
EPA WaterSense - Resources to help save water and protect the environment [U.S. Environmental Protection Agency (EPA)]

Earth Day: Selected Resources - Science Reference Guide - Finding guide from the Library of Congress, Science Reference Section [U.S. Library of Congress (LOC)]

Earth’s Water Cycle in a Changing Climate - Webcast of a presentation at the Library of Congress by Peter Hildebrand, chief of the Hydrospheric and Biospheric Sciences Laboratory at NASA Goddard Space Flight Center. [U.S. Library of Congress (LOC), Science, Technology and Business Division]

Ecosystems Research. - The Ecosystems Research Division (ERD), of the NERL, conducts process, modeling, and field research to assess the exposure risks of humans and ecosystems to chemical and non-chemical stressors. [U.S. Environmental Protection Agency (EPA)]

Envirofacts data warehouse - Direct access to the wealth of information contained in EPA databases [U.S. Environmental Protection Agency (EPA)]

Environmental Protection Agency Office of Wetlands, Oceans and Water, Agriculture: Nonpoint Source Pollution. - This site is a list of EPA and non-EPA sites related to agriculture. The non-EPA sites include various organizations and agencies that provide general and specific information on resources pertaining to water quality and agriculture. [U.S. Environmental Protection Agency (EPA)]

Exposure Research - Research and development that leads to improved methods, measurements and models to assess and predict exposures of humans and ecosystems to harmful pollutants and other conditions in air, water, soil, and food. [U.S. Environmental Protection Agency (EPA), National Exposure Research Laboratory (NERL)]

G:
Geoscience - Performs recognized world-class earth and atmospheric sciences research and development to support Sandia's national security missions. [U.S. Department of Energy (DOE), Sandia National Laboratories (SNL)]

Global Change Research Program - Research on understanding the potential consequences of climate variability and change on human health, ecosystems, and socioeconomic systems [U.S. Environmental Protection Agency (EPA)]

Grassland Soil and Water Research Laboratory - Develops technology for maximizing forage and crop production; controlling non-economic brush and weeds; and solving problems relating to efficient use of soil and water, crop production, soil fertility, erosion, hydrology, and water quality [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

Great Lakes Environmental Research Laboratory (GLERL) - Conducts integrated, interdisciplinary environmental research in support of resource management and environmental services in coastal and estuarine water, with special emphasis on the Great Lakes [U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), National Ocean Service (NOS), National Centers for Coastal Ocean Science]

Ground Water and Drinking Water - Links and information on safe drinking water [U.S. Environmental Protection Agency (EPA), Office of Ground Water and Drinking Water (OGWDW)]

H:
Harmful Algal Blooms (HABs) - Provides information on Red Tides. [U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), National Centers for Coastal Ocean Science]

Human Exposure & Atmospheric Sciences. - Human Exposure & Atmospheric Sciences, of the National Exposure Research Laboratory, conducts research to characterize pollutant exposures from the pollutant source to the exposed person or receptor. [U.S. Environmental Protection Agency (EPA), National Exposure Research Laboratory (NERL)]

Hydraulic Fracturing - Relationship between hydraulic fracturing processes and drinking water resources [U.S. Environmental Protection Agency (EPA)]

Hydroacoustics (OSW) - Provides information on hydroacoustic technologies such as Doppler instruments and their use within the U.S. Geological Survey and elsewhere. [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

Hydrology Technical Group - Carries out a variety of research on groundwater movement and the effects of dams [U.S. Department of Energy (DOE), Pacific Northwest National Laboratory (PNNL)]

J:
J. Phil Campbell Conservation Research Center - To develop and transfer environmentally sustainable and profitable agricultural systems to land owners and managers in order to protect the natural resource base, build accord with non-agricultural sectors, and support healthy rural economies. [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

M:
Mapping Water Use from Space - Webcast - Webcast of a talk at the Library of Congress. Martha Anderson, PhD., talks about using images from the Landsat satellite program to monitor water use and drought on U.S. farms. It is used to measure evapotranspiration, the total amount of water used in the process of growing crops. [U.S. Library of Congress (LOC)]

Microbiological & Chemical Exposure Assessment Research - Microbiological and Chemical Exposure Assessment Research Division, of the NERL, conducts research to measure, characterize and predict the exposure of humans to chemical and microbial hazards. [U.S. Environmental Protection Agency (EPA), National Exposure Research Laboratory (NERL)]

Microbiology (EPA). - The purpose of this site is to provide access to microbiology related information that has been developed or managed by EPA. EPA methods related to bacteria, viruses and protozoans can be found at this site. [U.S. Environmental Protection Agency (EPA)]

Modeling Subsurface Transport of Petroleum Hydrocarbons. - This site provides calculators for formulas, models, unit conversion factors, and scientific demonstrations to access the impacts from ground water contaminants. [U.S. Environmental Protection Agency (EPA)]

Monitoring and Accessing Water Quality - Information on EPA's efforts to monitoring water quality, including information on EPA's drinking water standards program [U.S. Environmental Protection Agency (EPA)]

N:
NOAA Marine Debris Program - The NOAA Marine Debris Program serves as a centralized marine debris capability within NOAA in order to coordinate, strengthen, and increase the visibility of marine debris issues and efforts within the agency, its partners, and the public. [U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA)]

Naegleria Infection - Education and information about naegleria including frequently asked questions, biology and publications. [U.S. Department of Health and Human Services (HHS), Centers for Disease Control and Prevention (CDC), Division of Parasitic Diseases]

National Activities of the USGS Biological Resources Discipline - Links to national programs, including biomonitoring, bird banding, gap analysis, integrated taxonomy, breeding birds, nonindigenous species, and vegetation mapping. [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

National Agriculture Compliance Assistance Center - Is the first stop for information about environmental requirements that affect the agricultural community [U.S. Environmental Protection Agency (EPA)]

National Analysis of Trace Elements in Ground Water, Streams, Stream and Reservoir Sediment, and Fish and Clam Tissue across the United States - Trace elements are inorganic chemicals occurring in small amounts in nature. This web site of the National Water-Quality Assessment links to U.S. data, publications, news, and other sites on trace metals, metalloids and radionuclides in water [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS), National Water-Quality Assessment Program (NAWQA)]

National Atmospheric Deposition Program/National Trends Network (NADP/NTN) - Access data from a nationwide network of precipitation monitoring sites [Multiple agencies involved]

National Contaminant Occurrence Database (NCOD) - This site provides a listing of water sample analytical data that EPA is currently using and has used in the past for analysis, rulemaking, and rule evaluation. [U.S. Environmental Protection Agency (EPA)]

National Drinking Water Clearinghouse (NDWC) - Helping small communities by collecting, developing, and providing timely information relevant to drinking water issues [U.S. Department of Agriculture (USDA); U.S. Environmental Protection Agency (EPA)]

National Estuarine Research Reserve System - The National Estuarine Research Reserves System is a network of 27 areas representing different biogeographic regions of the United States that are protected for long-term research, water-quality monitoring, education and coastal stewardship. [U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA)]

National Hydrography Dataset (NHD) - A comprehensive set of digital spatial data about surface water features, with links to references, data, software tools, applicatons, tutorials, technical support, and data maintenance [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

National Pollutant Discharge Elimination System (NPDES) - The site contains technical and regulatory information about the NPDES permit program. The NPDES Permits Program consists of a number [U.S. Environmental Protection Agency (EPA)]

National Pollutant Discharge System-EPA - Authorized by the Clean Water Act, the National Pollutant Discharge Elimination System (NPDES) permit program controls water pollution by regulating point sources that discharge pollutants into waters of the United States. [U.S. Environmental Protection Agency (EPA)]

National Sedimentation Laboratory (NSL) - Furthers mutual interest in problems of soil erosion, sedimentation, and soil and sediment related water quality and ecology research. [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

National Soil Tilth Laboratory (NSTL) - Research for the development and evaluation of management practices that enhance water quality while ensuring conservation of the nation's soil and water resources [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

National Stream Quality Accounting Network (NASQAN) - Homepage description, a long-term program monitoring the concentrations and flux of sediment and chemicals in the Nation's largest rivers (Mississippi, Columbia, Colorado, Rio Grande, and Yukon) [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

National Water Quality Laboratory (NWQL) - A full-service laboratory that specializes in environmental analytical chemistry and has a primary role to develop new analytical methods. Links to directory, publications, and standards [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

National Water Quality Monitoring Council - Provides national coordination to implement the Strategy to Improve Water-Quality Monitoring in the United States; develop water-quality information standards through the Methods and Data Comparability Board [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

National Water-Quality Assessment (NAWQA) Program - Primary homepage for studying water quality in river, aquifer and coastal water basins throughout the nation. Links to reports, data, models, maps and national synthesis studies [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

National Water-Quality Assessment (NAWQA) Program: reconstructed trends national synthesis study - Program compiles data to study national trends with links to sediment coring sites, video on Salt Lake City, study units identification, and publications [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS), National Water-Quality Assessment Program (NAWQA)]

Natural Disasters: A Guide to Selected Resources - Science Reference Guide - A finding guide from the Library of Congress, Science Reference Services [U.S. Library of Congress (LOC)]

Natural Resources Conservation Service (NRCS), Dept. of Agriculture - This site relates to general information about the Natural Resources Conservation Service and provides quick links to maps, facts, figures, data, tech information, soils, wetlands, grazing lands and buffers. You can also access materials on water quality [U.S. Department of Agriculture (USDA), Natural Resources Conservation Service (NRCS)]

Natural Resources and Environment - Information on sustainable soil and water conservation and management practices, whole farm environmentally-friendly farming, and providing a gateway to information on invasive plants, animals, and microbes. [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS), National Agricultural Library]

New England Plant, Soil and Water Laboratory - To develop and transfer sustainable, environmentally sound cropping systems and management practices that are profitable; efficiently use nutrients and water; and control pathogens, insects, and weeds with minimal chemical inputs. [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

North Central Soil Conservation Research Laboratory (NCSCRL) - Develops and transfers new knowledge and technologies for sustainable agriculture in northern climatic regions that protect natural resources and the environment [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

O:
Office of Response and Restoration (NOAA OR&R) - Offers tools and information for emergency responders and planners, and others working to understand and mitigate the effects of oil and hazardous materials in our waters and along our coasts [U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), National Ocean Service (NOS)]

Oil Spill Program - Information on preventing, preparing for, and responding to oil spills [U.S. Environmental Protection Agency (EPA)]

P:
Pfiesteria and funding for water quality improvement. - This site describes the primary mission of the Agricultural Research Service's Water Quality and Management National Program. The main points of the mission are to develop innovative concepts for determining the movement of water and its associated [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

Plant Science and Water Conservation Research Laboratory (PSWCRL) - Carries out research on developing alternatives to chemical pesticides for field crops and developing safe and effective hydraulic structures to control surface water runoff [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

Q:
Queens University Center of Excellence for Environmental Research (QUESTOR) - Looks at the basic science underlying improved methods of effluent treatment, clean technology, life cycle assessment, environmental management systems, computer models, land remediation, and environmental communications [U.S. National Science Foundation (NSF), Industry/University Cooperative Research Centers (IUCRC)]

R:
Record Group 382: Records of the Federal Water Pollution Control Administration, 1948 - 1968 - National Archives' Archival Research Catalog description for Record Group 382: Records of the Federal Water Pollution Control Administration, 1948 - 1968 [U.S. National Archives and Records Administration (NARA)]

Research, Education, & Economics Research System. REEIS - Congressionally mandated system designed to serve the Research, Education, and Economics (REE) mission agencies of the U.S. Department of Agriculture and their state and private partners, as well as Congress and the public. [U.S. Department of Agriculture (USDA)]

Reston Chlorofluorocarbon Laboratory - Site on the Chlorofluorocarbon Laboratory and its analytical services for CFCs, sulfur hexafluoride, dissolved gases including nitrogen, argon, methane, carbon dioxide, oxygen, and helium. [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS), Water Resources Division]

Rocky Mountain Research Station - Improve management, protection, and use of forests and rangelands [U.S. Department of Agriculture (USDA), Forest Service]

S:
STORET - Access raw biological, chemical, and physical data on surface and ground water collected by federal, state and local agencies [U.S. Environmental Protection Agency (EPA)]

Safe Drinking Water Act (SDWA) - Federal Law standards on drinking water quality [U.S. Environmental Protection Agency (EPA)]

Science in Your Watershed - Provides scientific information for characterizing, assessing, analyzing, and maintaining the status and health of watersheds. [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS), Water]

Septic (Onsite) Systems - Onsite/Decentralized Wastewater Treatment Systems [U.S. Environmental Protection Agency (EPA)]

South Florida Water Management District (SFWMD.gov) - Managing and protecting the waters of South Florida. [Multiple agencies involved]

Southeast Ecological Science Center - Founded in 2009, SESC studies the biology and ecology of aquatic environments in the United States and around the world. [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

Southern Regional Research Center - To develop and transfer environmentally sustainable and profitable agricultural systems to land owners and managers in order to protect the natural resource base, build accord with non-agricultural sectors, and support healthy rural economies. [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS)]

Surf Your Watershed - A service to help you locate, use, and share environmental information [U.S. Environmental Protection Agency (EPA)]

T:
TOXNET - Collection of databases covering toxicology, hazardous chemicals, and related areas [U.S. Department of Health and Human Services (HHS), National Inst. of Health (NIH), National Library of Medicine (NLM), Specialized Information Services (SIS)]

Toxic Substances Hydrology Program - Homepage which provides scientific information on contaminated sites and on human and environmental health. Links to news, topical information, investigations, meetings, publications, and photos [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

U:
U.S. Agency for International Development's Environment and Global Climate Change Programs - Descriptions of USAID's Environment and Global Climate Change programs on biodiversity, biotechnology, climate change, energy, forestry, land management, pollution prevention, and water programs. [U.S. Agency for International Development (USAID)]

USGS Recreation Site - Gateway to useful USGS websites for recreation in nature watching and exploring, boating, camping, climbing, fishing, hiking,biking, and hunting, with links to maps, real-time streamflow, geology, photos, and plant and animal information [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

V:
Volatile Organic Chemicals (VOC's) National Synthesis Project - National assessment of volatile organic chemicals in the streams, rivers, and ground water of the U.S. [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS), National Water-Quality Assessment Program (NAWQA)]

W:
Water - By 2025, as much as two-thirds of the world’s population could be living under water-stressed conditions where water becomes an impediment to health, peace, and socio-economic development. Statistics like this one make water one of the largest challenges of the 21st century, a foreign policy priority, and an area in which the U.S. Department of State is actively engaged. Our strategy is founded in the belief that many countries are already, or will experience water problems, including; shortages [U.S. Department of State]

Water Erosion Prediction Project - This is a process-based, distributed parameter, continuous simulation, erosion prediction model for use on personal computers running Windows. [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS), National Soil Erosion Research Lab]

Water Quality Assessment and Monitoring [USDA, Natural Resources Conservation Service] - Farmstead to watershed, NRCS helps American farmers and ranchers tackle issues and provide solutions on water quality issues deriving from sediment, nutrients, concentrated animal production and pesticides [U.S. Department of Agriculture (USDA), Natural Resources Conservation Service (NRCS)]

Water Quality Information Center (WQIC) - Collects, organizes, and communicates the scientific findings, educational methodologies, and public policy issues related to water quality and agriculture [U.S. Department of Agriculture (USDA), Agriculture Research Service (ARS), National Agricultural Library (NAL)]

Water Quality: United States Department of Agriculture, Economic Research Service - This site presents the latest information on data products, resources and services. You can access the latest publications that pertain to economic aspects of agriculture and water quality. [U.S. Department of Agriculture (USDA), Economic Research Service (ERS)]

Water Resources of the United States - Primary homepage for USGS programs in water resources with links to water data, publications and products, technical resources, major programs, and water information services [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

Water quality information pages - Homepage of the Office of Water Quality programs on the quality of the Nations surface-water and ground-water resources, with links to general information, quality assurance, software, data, publications, USGS facilities, techniques, and programs [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS), Office of Water Quality]

Watershed Assessment, Tracking & Environmental Results (WATERS) - Offers custom maps of water quality [U.S. Environmental Protection Agency (EPA)]

Watershed Information Network (WIN) - A roadmap to information and services for protecting and restoring water resources [U.S. Environmental Protection Agency (EPA)]

Watershed Protection - Information on protecting and restoring aquatic ecosystems and protecting human health [U.S. Environmental Protection Agency (EPA)]

Wetlands, oceans, watersheds - The area that drains to a common waterway [U.S. Environmental Protection Agency (EPA)]

William R. Wiley Environmental Molecular Sciences Laboratory (EMSL) - Research is on focused on developing a molecular-level understanding of the physical, chemical and biological processes that underlie the most critical environmental issues [U.S. Department of Energy (DOE), Pacific Northwest National Laboratory (PNNL)]