National & International Water-Related Groups

American Canoe Association
American Fisheries Society
American Rivers
American Whitewater
Building Environmental Education Solutions, Inc.
Biodiversity Project
Clean Water Network
Clean Water Action
Drinking Water Help Homepage
Ducks Unlimited


Environmental Concern Inc. (wetlands)

Give Water A Hand


Global Rivers Environmental Education Network (GREEN)


Groundwater Foundation


Institute for River Research International

International Rivers Network
Izaak Walton League's Save Our Streams
Karst Waters Institute
National Clean Boating Campaign
National Drinking Water Clearinghouse


National Drought Mitigation Center


National Groundwater Association

National Organization for Rivers
National Water Research Institute
National Watershed Network
National Wildlife Foundation's Water Quality Resources Page
Native Fish Conservancy
Natural Resources Defense Council


Natural Resources Defense Council's Clean Water Campaign


Nature Conservancy's Freshwater Initiative

Pesticide Action Network North America (PANNA)
Right-to-Know Network, The
River Management Society
River Network
Society of Wetland Scientists


Soil and Water Conservation Society

Storm Drain Stenciling



Stormwater News
Terrene Institute
Trout Unlimited
Water Education Foundation
Water Environment Federation
Water FAQ
Water Keeper Alliance
Water Quality Association
WaterWiser: Water Efficiency Clearinghouse