Home / Counties / North Carolina / Guilford County

Official sources checked August 29, 2026

Guilford County, North Carolina septic permits and requirements

Permitting authority

Guilford County Public Health — Environmental Health, On-site Wastewater Program

Guilford County On-site Wastewater / Environmental Health: 336-641-7613; Guilford County Government, 301 W. Market St., Greensboro, NC 27401.

North Carolina state and local framework

The N.C. Division of Public Health On-Site Water Protection Branch provides statewide regulatory oversight and technical guidance for subsurface onsite wastewater systems, while local health departments carry out county permitting and inspection functions. NCDHHS directs homeowners to the local health department for septic questions, permits, and inspections.

County handles evaluation, permitting, inspection, repair, and monitoring

Guilford County states that its On-site Wastewater Program oversees site evaluations, permitting, installation inspections, repairs, monitoring, and abandonment of onsite sewage systems. The county issues Improvement Permits, Construction Authorizations, and Operation Permits through that process.

Inspection required before new construction around an existing system

Guilford County requires an inspection when new construction is begun on property with an existing septic system and/or well.

Published local O&M inspection intervals

Guilford publishes routine operation-and-maintenance inspection frequencies for qualifying systems: Type III single-pump systems every five years, Type IV systems every three years, and Type V and VI systems every year or six months depending on the system.

County publishes wastewater-specific local fees

Guilford County publishes separate fees for residential soil evaluations, construction authorizations by system type, alternative designs, and existing-system O&M inspections. Applicants should verify the current fee category before filing.

Official sources

SepticScope summarizes public-agency information for planning purposes. The permitting agency's current instructions control if they differ from this guide.