» Clean Water Action Council of Northeastern Wisconsin, Inc.    Non-profit educational organization working to protect and preserve clean water in northeast Wisconsin and the Great Lakes region. Provides research, events, newsletter, and activist forum.    http://www.cwac.net/

» Fox River Watch    Provides information on the PCB pollution of the Fox River, Green Bay and Lake Michigan including research on PCBs, history, health effects, toxicity, sediment remediation, dredging, cleanup, and politics.    http://www.foxriverwatch.com/

» Ground Water in the Great Lakes Basin - The Case of Southeastern Wisconsin    Findings about the aquifers that supply much of the region's water supply, groundwater flow patterns, and implications for management.    http://wi.water.usgs.gov/glpf/

» Upper Sugar River Watershed Association    A forum for the preservation and enhancement of watershed resources through an impartial partnership among the diverse community interests.    http://www.usrwa.org/

» Wisconsin Ground Water Association    Non-profit volunteer organization advancing understanding of Wisconsin's ground water in scientific, technical, legal, educational, and public policy aspects.    http://www.wgwa.org/

» Wisconsin Rural Water Association    Assisting rural communities with fresh and waste water issues for more than a decade.    http://www.wrwa.org/