Find Radon Testers in South Carolina
Certified radon testing and mitigation professionals across South Carolina. Browse 19+ listed providers below.
Radon Risk Level
EPA data for this state
Moderate potential; Piedmont region higher.
Radon Providers in South Carolina(showing top 19)
Radon Testing in South Carolina — FAQ
How often should I test for radon in South Carolina?
The EPA recommends testing every two years in South Carolina. Always test when moving into a new home, after renovations that affect lower levels, and after installing a mitigation system.
What is the EPA action level for radon?
The EPA recommends taking action to reduce radon if indoor levels reach 4 pCi/L or higher. Even levels between 2–4 pCi/L present risk, and mitigation is recommended where feasible.
Do I need a certified radon tester in South Carolina?
For real estate transactions, most states require a certified tester. Look for NRPP or AARST-NRPP certification. South Carolina may also have its own state program — check your state radon office for specific requirements.