Nonprofit organization dedicated to improving lives in developing countries through the provision of water and sanitation services.

International cross-sector learning network created to improve access to safe water and effective sanitation in low-income communities.

Corporation provides technical tools to local governments, activists, and watershed organizations to help protect America's streams, lakes, rivers, and other bodies of water.

Group created to address the problem of pollution in the private drinking water wells near Wisconsin's Badger Army Ammunition Plant.

National organization of diverse groups and people who work for clean water, health protection, and environmental campaigns.

An environmental advocacy group that has fought for environmental protection in northeast Wisconsin since 1985.

National 501(c)3 nonprofit integrates education and action to promote clean and safe water in neighborhoods throughout the United States.

Coalition of public interest organizations that work to strengthen and implement federal clean water and wetlands policy.

Volunteer-based organization aims to train and equip the rural poor in Africa to drill wells and build washrooms.

Christian initiative provides clean water and medical attention to to those in need.

Site facilitates correspondence between groups working on water-related issues in New Mexico.

Aim to create opportunities for collaborative research, dialogue, and education among nonprofit, public, private, and the academic sectors. Works for the protection of Canada's water resources.

Charity founded to raise awareness and to encourage care for water environments. Undertakes environmental education and research activities.

Program facilitating collaborative research for UK water service providers. Aims to generate sound water regulation and practice.

Not-for-profit organization dedicated to protecting and promoting agricultural water rights.

US-based nonprofit organization founded to provide safe drinking water and sanitation to people in developing countries.

Provides water conservation tips and resources, related educational tools, and information on water-conserving technologies.

Helps citizens in developing worlds in obtaining adequate supplies of potable drinking water.

Information on the geopolitics and policy challenges of water scarcity in the Middle East.

Website dedicated to water conservation. Presents ideas for low-water landscaping, water alerts, and other related resources.