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SC

Septic services in Darlington County, South Carolina

Septic permitting in Darlington County is handled by the State of South Carolina, through the Department of Environmental Services, not by the county.

Who issues the permit

Agency
South Carolina Department of Environmental Services (SCDES)
Office
Florence local office
Address
Florence County Health Dept., 145 E. Cheves Street, Florence, SC 29506
Phone
(843) 661-4825
Rules
S.C. Code Regs. 61-56 (Onsite Wastewater Systems)
Form
D-1740

What permitting costs

The published state fee schedule. These are permitting fees only — they do not include the private soil consultant, the installer, or the excavation, none of which the state sets or publishes.

ItemFee
Onsite wastewater system application (form D-1740)$150

Source: SCDES, Septic Tanks: Residential (Single Home Builder). Read 2026-09-18.

Operators based in and around Darlington County

The 22 businesses the state's own list records under Darlington County, by their published address. A South Carolina licence is issued by the state, not by a county, so operators recorded under a neighbouring county may work here too; each town page below shows the ones nearest to it.

X-Works

Verified against state license roster

Septic System Repair · Septic Installation

Website
none

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