Water Use Rules in Joliet, IL (2026)
1 verified water use rules for Joliet, Illinois, sourced directly from the municipal code and official government pages.
Verified from official government sources
Recycled Water Rules
Joliet lets property owners irrigate with a recycled water system any time, any day, exempt from the city's odd/even lawn-watering schedule, as long as the recycled components are labeled as non-potable. New and remodeled commercial car washes must also install their own water recycling systems.
Joliet Recycled Water Use Rules
Light RestrictionsJoliet City Code § 31-126(a)(3), (b)(2)
(3)The use of water for irrigation from a recycled water system is allowed any time and on any day. Recycled system components shall be identified as non-potable water sources. ... (b)Indoor conservation measures. ... (2)Water recycling systems in commercial car wash facilities. All new and remodeled commercial car-wash installations shall be equipped with a water recycling system.
Looking for Will County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Joliet city rules.
Water Use Rules in Will County →