As used in this act:
"Bistate region" means tributaries and watersheds of the Hackensack River, Sparkill Brook/Creek, Saddle River, Ramapo/Mahwah River within the County of Bergen in New Jersey and the County of Rockland in New York.
"Resident voter" means an individual registered to vote and who actually votes in a district within the County of Bergen in New Jersey or the County of Rockland in New York.
N.J.S. § 32:20B-3