U.S.Department of Agriculture - Rural Utilities Service provides loans, grants and loan guarantees for drinking water, sanitary sewer, solid waste and storm drainage facilities in rural areas and cities and towns of 10,000 or less.
U.S. Geological Survey provides the nation with reliable, impartial information to describe and understand the earth.
Drinking Water Protection Organizations
American Water Resources Association promotes understanding of water resources and related issues by providing a multidisciplinary forum for education, professional development and information exchange.
American Water Works Association is an international non-profit scientific and educational society dedicated to the improvement of drinking water quality and supply.
Clean Water Action is a national citizens' organization working for clean, safe and affordable water, prevention of health-threatening pollution, creation of environmentally- safe jobs and businesses, and empowerment of people to make democracy work.
National Ground Water Association enhances the skills and credibility of all ground water professionals, develop and exchange industry knowledge, and promote the ground water industry and understanding of ground water resources.
National Rural Water Association is a nonprofit, grassroots organization representing the vast majority of water systems in the country, governed by a volunteers from each state.
NSF International develops standards, provides education, and provides third-party conformity assessment services while representing the interest of all stakeholders.
National Watershed Network is a coordinated national effort to encourage the formation of local, voluntary watershed partnerships and help assure that these partnerships successfully attain their goals.
Partnership for Safe Water encourages and assists U.S. water suppliers to voluntarily enhance their water systems performance for greater control of Cryptosporidium, Giardia and other microbial contaminants.
WaterWiser is a clearinghouse of water conservation and efficiency information.
Environmental and Public Health Organizations
American Ground Water Trust protects America's ground water, promotes public awareness of the environmental and economic importance of ground water, and provides accurate information to assist public participation in water resources decisions.
American Society for Testing and Materials is the developer and provider of voluntary consensus standards, related technical information, and services having internationally recognized quality and applicability that promote public health and safety.
Consumer Federation of America works with public officials to promote beneficial policies, to oppose harmful policies, and to ensure a balanced debate on important issues in which consumers have a stake.
Natural Resources Defense Council uses law, science, and the support of more than 400,000 members nationwide to protect the planet's wildlife and wild places and to ensure a safe and healthy environment for all living things.
Sierra Club promote the responsible use of the earth's ecosystems and resources.