Vallejo, CA Landscaping Rules: Rainwater Harvesting (2026)
Summary
Vallejo allows residential rainwater harvesting. California has no significant state-level restrictions on rainwater collection for personal use.
An act to amend Section 7027.5 of the Business and Professions Code, and to add Part 2.4 (commencing with Section 10570) to Division 6 of the Water Code, relating to water. AB 1750, Solorio. 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. ... This bill would additionally authorize a landscape contractor working within the classification of his or her license to enter into a prime contract for the construction of a rainwater capture system, as defined, if the system is 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 Vallejo 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 Vallejo
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Rainwater Harvesting in Nearby Cities
How other cities in Solano County handle rainwater harvesting.