Municipal Codes

Water and Sewer

• Capacity, Management, Operations, and Maintenance Program Annual Summary (2022)
• Sewer Petition Policy

Water Distribution and Wastewater Collection Infrastructure Standards

• Developer Pump Station Standards (January 2014)
• Storm Sewer Pipe Standards (May 2018)
• Water and Sewer Standards (April 2016)

Industrial Pretreatment

For questions about Gwinnett County’s Industrial Pretreatment Program, please contact Steven Stokes at 678.477.5768.

• Dental Office Compliance Documents
• Industrial Pretreatment Program Information
• Industrial Waste Survey

Backflow Prevention

Submit Backflow Device Test Data Maintenance Reports online.

• Approved backflow device testers
• Approved backflow installation contractors
• Backflow Prevention Manual
• Device test data and maintenance form
• Frequently Asked Questions
• Gwinnett County Approved Testers Application

For questions about backflow, email DWRBackflowInspections@gwinnettcounty.com or call 678.376.4213.

Stormwater Resources

• Stormwater Management Manual – Current, effective December 10, 2020
• Stormwater Management Manual Version 1, effective until December 10, 2020
• Storm Sewer Pipe Standards

BMP Management

• Comprehensive As-built Stormwater BMP Review Checklist
• Comprehensive As-built Stormwater BMP Review Checklist Fillable

• Easement Encroachment Agreement
• Developer Contractor Application
• Owner and Developer Agreement - Meter Installation
• Owner and Developer Agreement - Sanitary Sewer Installation
• Owner and Developer Agreement - Water Main Installation
• Private Development Request – Condos, Townhomes, Subdivisions
• Private Development Request – Apartments
• Sewer Capacity Request - Application
• Sewer Capacity Request - Wastewater Flow Estimation Guidance 
• Variance Request
• Water, Sewer, Stormwater Piping As-Built Checklist

• 2021 Water and Sewer Rate Resolution
• Water, Sewer, and Stormwater Rates and Fees Table

• Approved Contractor List
• Developer Contractor Application