Santa Clarita, CA Landscaping Rules: Rainwater Harvesting (2026)
Key Facts
- Legal
- Yes, statewide
- Permit
- Not required for rain barrels
- State Law
- CA Water Code allows collection
- Local Support
- SCV Water Agency incentives
Summary
Rainwater harvesting is legal in California and encouraged. No permit required for rain barrels. SCV Water Agency may offer incentive programs.
10570. This part shall be known, and may be cited, as the Rainwater Capture Act of 2012. ... This bill would enact the Rainwater Capture Act of 2012, which would provide that use of rainwater collected from rooftops does not require a water right permit from the state board. ... (b)(4) A rainwater capture system, as defined in Section 10573 of the Water Code, used exclusively for landscape irrigation or as a water supply for a fountain, pond, or similar decorative water feature in a landscaping project.
Full Breakdown
Rainwater harvesting in Santa Clarita is generally permitted for residential use including garden irrigation, lawn watering, and non-potable household purposes. California does not impose significant state-level restrictions on residential collection. Rain barrels and cisterns may be installed without special permits in most cases, though large systems may trigger building or plumbing permits. HOAs may have restrictions on visible rain barrel placement. Potable use of collected rainwater requires treatment systems that meet health department standards. Some cities offer rain barrel rebate programs.
Sources & Official References
Other rules in Santa Clarita
California rules heatmap·Compare Santa Clarita to another location·View the California landscaping rules overview
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Rainwater Harvesting in Nearby Cities
How other cities in Los Angeles County handle rainwater harvesting.