Bolthole Index county-legal census · checked 2026-08-08
Septic permitting in South Carolina is state-run, administered by state agencies across all 46 counties.Every entry below names the approving authority for that county, cited to the authority’s own page.
Septic rules change and some cities run their own programs — treat this as a verified starting point, not legal advice. All states → South Carolina water rights & wells → Full South Carolina profile →
46 counties · state agency · permit status scouted for 1
South Carolina Department of Environmental Services (SCDES, formerly DHEC)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES, formerly DHEC)
Aiken County Planning & Development ↗South Carolina Department of Environmental Services
South Carolina Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES) - Onsite Wastewater
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (Septic/OSWW)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SC DES)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES), Lowcountry Regional Office
SCDES Septic Tanks ↗South Carolina Department of Environmental Services (SCDES), Lowcountry Regional Office
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES), Onsite Wastewater program (formerly SC DHEC)
SC Department of Environmental Services — Septic Tanks ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES)
SC DES — Septic Tanks (Residential/Single Home Builder) ↗South Carolina Department of Environmental Services (SCDES), Onsite Wastewater
SC Department of Environmental Services — Septic Tanks ↗South Carolina Department of Environmental Services (SC DES, formerly SC DHEC)
Chesterfield County Building Codes (perk test / SC DHEC referral) ↗South Carolina Department of Environmental Services (DES) - Onsite Wastewater/Septic Tank Program
SC Department of Environmental Services - Septic Tanks Permits & Licenses ↗South Carolina Department of Environmental Services (SC DES) - Onsite Wastewater
SC DES Septic Tanks ↗South Carolina Department of Environmental Services (SCDES) - Onsite Wastewater
SC Department of Environmental Services - Septic Tanks (Residential) ↗South Carolina Department of Environmental Services (SCDES), Onsite Wastewater
SCDES - Septic Tanks, Residential Single Home Builder ↗South Carolina Department of Environmental Services (SCDES), Onsite Wastewater
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES), Onsite Wastewater
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks (Residential) ↗South Carolina Department of Environmental Services (SC DES, formerly DHEC)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES)
SCDES Septic Tanks - Residential Single Home Builder ↗South Carolina Department of Environmental Services (SC DES)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SC DES)
Hampton County Building & Planning Department ↗South Carolina Department of Environmental Services (SCDES)
SC Dept of Environmental Services - Septic Tanks (Single Home Builder) ↗South Carolina Department of Environmental Services (SC DES)
Jasper County Planning and Building ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks (Residential) ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES) - Onsite Wastewater
SCDES Septic Tanks ↗South Carolina Department of Environmental Services (SCDES, formerly DHEC)
SC Department of Environmental Services - Septic Tanks (Residential) ↗South Carolina Department of Environmental Services (SCDES)
South Carolina Dept. of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services ↗South Carolina Department of Environmental Services (SC DES; formerly SCDHEC)
Oconee County Building Codes ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES) - Onsite Wastewater
South Carolina Department of Environmental Services - Septic Tanks ↗South Carolina Department of Environmental Services (SCDES) - Onsite Wastewater
South Carolina Department of Environmental Services ↗South Carolina Department of Environmental Services (SC DES)
SC DES - Septic Tanks Permits & Licenses ↗South Carolina Department of Environmental Services
South Carolina DES - Septic Tanks ↗South Carolina Department of Environmental Services (SC DES)
SC Department of Environmental Services - Septic Tanks (Residential) ↗South Carolina Department of Environmental Services (SCDES)
SC DES - Septic Tanks, Residential Single Home Builder ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks (Residential) ↗South Carolina Department of Environmental Services (SCDES)
SC Department of Environmental Services - Septic Tanks ↗Every county here has a full profile — its index score, water, land prices, and the rest of its building rules. See the South Carolina state page for all counties ranked, or the national septic guide.
General guidance, not legal advice. Off-grid, building, and land-use rules are often set at the county level and change often. Verify with your county and state before acting. Data reviewed 2026-06-26.
