Stormwater fee credits · Georgia

Gwinnett Stormwater Fee Credit for Residential Rain Gardens

Run by Gwinnett County Department of Water Resources

OpenPlan requiredLast checked October 17, 2026
What you get
Up to 10% credit on the stormwater utility fee, pro-rated by the share of the property's impervious surface the rain garden serves (30% served = 3%), 5-year term
Who qualifies
Residential property owners in Gwinnett County who pay the stormwater utility fee.
Where
Residential property owners in unincorporated Gwinnett and cities served by the county stormwater utility.
Status
Open. Listed on the county application form and credits manual; note the current web credits page does not itemize the rain garden credit.
Type of payment
Fee credit
Official program page

What you do

Build a rain garden planted with native vegetation that captures roof or paved runoff, and apply for a credit on the stormwater utility fee.

Requirements

  • Rain garden planted with native vegetation
  • Map showing the location of the rain garden
  • Report with sizing calculations and a list of plant types used
  • Date-stamped photographs of the completed rain garden
  • New application every fifth year; credit expires without notice
  • Combined credits on one property cannot exceed 40%

The plan or design it asks for

Map of the rain garden location, a sizing-calculation report, and the list of plants used, submitted with the application (also required at renewal).

Make the plan in Sow

Draw the layout and build the plant list

Sow places plants on a photo of your yard and keeps a list of everything you add. Check Gwinnett County's rules for exactly what to submit.

Start a plan in Sow

How to apply

  1. 1Build the rain garden to the county rain garden requirements
  2. 2Complete the Stormwater Service Fee Credit Application Form (free)
  3. 3Attach map, sizing report with plant list, and photos
  4. 4Mail to Gwinnett County DWR, c/o GIS Inventory and Billing Team, 684 Winder Highway, Lawrenceville, GA 30045 or email [email protected]; phone 678.376.7193 ext. 4

Timing and deadlines

not published

None published; reapply every 5 years

Combining it with other programs

Can combine with other stormwater credits up to a 40% total cap

Sources

Last checked October 17, 2026. See something out of date? Tell us.

Sow is not affiliated with any of these agencies or utilities. Amounts and rules change, often at the start of a fiscal year, so confirm the details on the official page before you start a project. How we research these programs

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