Current MEG - Water Members
- Allenton
- Appleton
- Arcadia
- Ashland
- Baraboo
- Barron
- Beloit
- Bonduel
- Bristol
- Brookfield
- Brooklyn
- Brown Deer
- Cameron
- Campbellsport
- Cedarburg
- Central Brown County Water Authority
- Chetek
- Columbus
- Crivitz
- Cudahy
- Cumberland
- Eagle River
- Ellsworth
- Fond du Lac
- Fort Atkinson
- Fredonia
- Green Bay
- Green Lake
- Hilbert
- Hudson
- Jackson
- Janesville
- Kenosha
- Kiel
- La Crosse
- Lake Como SD
- Lake Geneva
- La Valle
- Madison
- Manitowoc
- Marshfield
- Mazomanie
- Merrill
- Mukwonago
- New Richmond
- North Freedom
- Oak Creek
- Oconomowoc
- Onalaska
- Orfordville
- Osceola
- Oshkosh
- Pleasant Prairie
- Plover
- Plymouth
- Port Washington
- Prentice
- Racine
- Reedsburg
- Rice Lake
- Schofield
- Shawano
- Shawano Lake SD
- Siren
- Spencer
- Stevens Point
- Sun Prairie
- Watertown
- Waukesha
- Waunakee
- Waupun
- Wausau
- Wauwatosa
- West Allis
- Weston
- Whitewater
- Whiting
- Winneconne
- Wisconsin Rapids
- Wrightstown