Recycled Water Rules: Riverside vs Temecula
How do recycled water rules rules compare between Riverside, CA and Temecula, CA?
Riverside and Temecula have similar restriction levels.
Riverside, CA
Riverside County
Riverside Water Quality Control Plant produces tertiary-treated recycled water serving golf courses, parks, and landscape customers, with discharge into the Santa Ana River regulated by the Santa Ana Regional Water Quality Control Board under federal Clean Water Act permits.
View full Riverside rules →Temecula, CA
Riverside County
Riverside County agencies expand recycled-water use for golf courses, parks, and agriculture, particularly through the Coachella Valley Water District tertiary-treated supply that helps offset Salton Sea inflows.
View full Temecula rules →Key Facts Comparison
| Fact | Riverside | Temecula |
|---|---|---|
| Treatment level | Title 22 tertiary recycled | - |
| Receiving water | Santa Ana River | - |
| Regulator | Santa Ana Regional Water Board | - |
| Pipe color | Purple distribution mains | Purple |
| Authority | - | CA Water Code 13550 |
| Standard | - | Title 22 |
| Major user | - | Golf courses |
Highlighted rows indicate differences between cities.
Riverside FAQ
Can I drink recycled water?
No. Riverside recycled water is non-potable and labeled with purple pipe and signage. It is approved for irrigation and certain industrial uses, not direct human consumption.
Why does Riverside discharge to the Santa Ana River?
Treated effluent supports downstream habitat and helps recharge groundwater basins used by Orange County. Discharges are tightly regulated under federal NPDES permits.
Temecula FAQ
Can homeowners use recycled water?
Some agencies offer fill stations for tank-truck use on construction or landscape projects, but residential plumbing connections are uncommon.
Is it safe for parks and schoolyards?
Yes when used per Title 22 with disinfected tertiary-treated water, signage, and trained supervisors maintaining the system.
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