Recycled Water Rules
Water Use Rules
Where purple-pipe recycled water is required for irrigation, dual-plumbing requirements for new construction, and cross-connection-control rules.
How Recycled Water Rules Rules Differ by Place
Boulder, CO: Boulder Bans Graywater Treatment Systems
Heavy RestrictionsBoulder prohibits any water utility customer from installing graywater treatment works or using graywater on their property under City Code Section 10-10-3. The ban, added by Ordinance…
Grand Prairie, TX: Grand Prairie Recycled Water Connection Ban
Heavy RestrictionsGrand Prairie's cross-connection control article flatly bars hooking any auxiliary water source, including reclaimed or recycled water, graywater, and rain or stormwater, into a…
Mesa, AZ: Mesa Gray Water Recycling System Rules
Few RestrictionsMesa's plumbing code lets homeowners install a gray water recycling system without a separate plumbing permit, as long as it complies with the Arizona Department of Environmental…
Compton, CA: Compton Reclaimed Water Use Exemptions
Few RestrictionsCompton's mandatory water conservation ordinance singles out reclaimed water for special treatment: car washing, filling decorative fountains and irrigating during off-schedule days…
San Joaquin County, CA: San Joaquin County Recycled Water Exemption
Few RestrictionsRecycled water is carved out of San Joaquin County's water use rules. Section 5-3400(e) defines it, § 5-3402(g) exempts it from the ban on ornamental fountains, and every drought stage…
Vestavia Hills, AL: Vestavia Hills Recycled Water Car Wash Exemption
Some RestrictionsVestavia Hills doesn't ban car washing outright during a declared drought emergency, it requires recycled water. Sec. 17-2(f)(4) suspends general vehicle washing once the mayor…
Cities & Counties with Recycled Water Rules Rules
236 locations
Arizona
California
Colorado
Other Water Use Rules Topics
Turf Replacement Rebates
Rebate programs paying residents to replace turf with drought-tolerant landscaping, including per-square-foot incentives and approved plant lists.
Leak Reporting Duty
Property owner's duty to report and repair water leaks within a set window once notified, plus how utilities issue leak-adjustment credits and impose penalties.