Rainwater Harvesting: Carmichael vs Isleton
How do rainwater harvesting rules compare between Carmichael, CA and Isleton, CA?
Carmichael and Isleton have similar restriction levels.
Carmichael, CA
Sacramento County
Rainwater harvesting is legal and encouraged in unincorporated Sacramento County. Rooftop collection for outdoor landscape use requires no permit. Larger cistern systems and indoor non-potable use require plumbing permits.
View full Carmichael rules →Isleton, CA
Sacramento County
Rainwater harvesting is legal and encouraged in unincorporated Sacramento County. Rooftop collection for outdoor landscape use requires no permit. Larger cistern systems and indoor non-potable use require plumbing permits.
View full Isleton rules →Key Facts Comparison
| Fact | Carmichael | Isleton |
|---|---|---|
| State Law | AB 1750 Rainwater Capture Act | AB 1750 Rainwater Capture Act |
| Barrels | No permit for outdoor use | No permit for outdoor use |
| Cisterns | Plumbing permit if indoor use | Plumbing permit if indoor use |
| Mosquito | Covered inlets required | Covered inlets required |
| Rebates | Periodically available | Periodically available |
Highlighted rows indicate differences between cities.
Carmichael FAQ
Do I need a permit for a rain barrel?
Generally no, for typical 50 to 100 gallon outdoor barrels used for landscape watering.
Can I use rainwater to flush toilets?
Yes, but the system must be permitted and installed to California Plumbing Code Chapter 17.
Isleton FAQ
Do I need a permit for a rain barrel?
Generally no, for typical 50 to 100 gallon outdoor barrels used for landscape watering.
Can I use rainwater to flush toilets?
Yes, but the system must be permitted and installed to California Plumbing Code Chapter 17.
Compare other topics
See how Carmichael and Isleton compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool