Rainwater Harvesting: Florissant vs Kirkwood
How do rainwater harvesting rules compare between Florissant, MO and Kirkwood, MO?
Florissant and Kirkwood have similar restriction levels.
Florissant, MO
St. Louis County
Missouri statute guarantees every landowner the right to collect, use, and own rainwater systems anywhere on their property, including inside city limits.
View full Florissant rules →Kirkwood, MO
St. Louis County
Missouri statute guarantees every landowner the right to collect, use, and own rainwater systems anywhere on their property, including inside city limits.
View full Kirkwood rules →Key Facts Comparison
| Fact | Florissant | Kirkwood |
|---|---|---|
| Statute | RSMo 640.648 | RSMo 640.648 |
| Statewide right | Yes, including cities | Yes, including cities |
| Permit required | No state permit | No state permit |
| Effective date | August 28, 2018 | August 28, 2018 |
Highlighted rows indicate differences between cities.
Florissant FAQ
Can my Missouri city ban my rain barrel?
No. RSMo 640.648 protects every landowner's right to collect rainwater anywhere on their property, including within incorporated cities. A blanket municipal ban on rain barrels is preempted.
Does Missouri restrict potable indoor use of harvested rainwater?
No. The statute permits both potable and non-potable uses of harvested rainwater, though Department of Natural Resources cross-connection rules apply if the system is tied to a public water supply.
Kirkwood FAQ
Can my Missouri city ban my rain barrel?
No. RSMo 640.648 protects every landowner's right to collect rainwater anywhere on their property, including within incorporated cities. A blanket municipal ban on rain barrels is preempted.
Does Missouri restrict potable indoor use of harvested rainwater?
No. The statute permits both potable and non-potable uses of harvested rainwater, though Department of Natural Resources cross-connection rules apply if the system is tied to a public water supply.
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