Organizations - AguaClara/SWOT GitHub Wiki

UNICEF - Water, environment and sanitation
UNESCO
World Health Organization
WHO Guidelines for Drinking Water Quality
Costs and benefits of water
Water for the World US AID technical notes

Water Supply and Sanitation in Developing Countries
Theo A. Dillaha Professor of Biological Systems Engineering
Virginia Tech, Blacksburg, VA 24061-0303)

Agua Para el Pueblo
Nepal Water for Health (NEWAH)
WaterPartners International
PSI
Water for People

Relief Web
RedR
PeaceCorp
Peace Corp at Cornell
CARE
Save the Children
Volunteers for Peace
WorkingAbroad
Mennonite Central Committee
CUSO (Canadian-based international development organization)
Potters for Peace
FUNDECI: a Nicaraguan NGO
IAESTE-US

The University of Michigan Directory of Work Abroad Web Sites
Action Without Borders: list of nonprofit organizations by country
Association for International Practical Training
International Volunteer Programs Association