Rainwater Harvesting: Lawrenceville vs Snellville
How do rainwater harvesting rules compare between Lawrenceville, GA and Snellville, GA?
Lawrenceville and Snellville have similar restriction levels.
Lawrenceville, GA
Gwinnett County
Rainwater harvesting legal and encouraged under Georgia Rainwater Harvesting Guidelines. Residential barrels and cisterns allowed without permit; indoor potable use requires plumbing permit and approved treatment.
View full Lawrenceville rules →Snellville, GA
Gwinnett County
Rainwater harvesting legal in Georgia under the Water Stewardship Act. Snellville does not prohibit rain barrels or cisterns. GA Plumbing Code governs potable use connections.
View full Snellville rules →Key Facts Comparison
| Fact | Lawrenceville | Snellville |
|---|---|---|
| Rain Barrels | Allowed, no permit | No permit required |
| Irrigation Use | Permitted | - |
| Indoor Use | Plumbing permit required | Plumbing Code appendix |
| State Guide | GA DCA Rainwater Guidelines 2009 | - |
| Backflow | Required if connected to plumbing | - |
| Legal | - | Yes, statewide |
| Large Cisterns | - | May need review |
Highlighted rows indicate differences between cities.
Lawrenceville FAQ
Can I flush toilets with rainwater?
Yes, with a permitted plumbing system including backflow prevention and dual plumbing labeling.
Are rain barrels legal in Lawrenceville GA?
Yes, rain barrels (typically under 1,000 gallons) are allowed without a permit under Georgia's 2009 Rainwater Harvesting Guidelines. They can be used for irrigation without any special approval.
Do I need a permit for a rainwater cistern in Lawrenceville?
Larger cisterns or any system connected to indoor plumbing require a plumbing permit and backflow protection. The Georgia DCA and EPD guidelines permit residential rainwater capture for irrigation and (with treatment) indoor non-potable uses.
Snellville FAQ
Do I need a permit for a rain barrel?
No. Residential rain barrels for outdoor irrigation are permit-free in Snellville.
Can I use rainwater for toilet flushing?
Yes, under Georgia Plumbing Code appendix, with licensed plumber, dual-plumbing, and backflow prevention.
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