Post-Remediation Clearance Testing in Lithonia, GA

Why does water history matter for a clearance test?

Because a house that has flooded once can hold moisture in places nobody looks. Lithonia is a small historic granite-quarrying town about 16 miles east of downtown Atlanta, near the Arabia Mountain National Heritage Area. During the September 2009 floods, the National Weather Service recorded the Yellow River at Georgia Highway 124 cresting at 27.47 feet against a 15-foot flood stage, and the Lithonia South River gauge cresting at 13.55 feet against a 12-foot flood stage. Homes that took on water then, or that sit low and catch runoff now, can have framing and subfloor that look dry on the surface but read wet on a meter. EPA advises that anything flooded and not dried within 24 to 48 hours should be assumed to have mold. A clearance tester checks those materials directly before you seal them in.

What should pass look like?

Georgia sets no numeric mold limit, so define it in writing before work begins. Most agreements cover four points: no visible growth or moldy debris inside the work area, framing and subfloor dried to normal readings, indoor air samples similar in type and count to an outdoor sample taken the same day, and clean surface swabs on scrubbed or sanded wood. Add what happens, and who pays, if the area fails.

Who should run the test?

Someone independent of the remover. No Georgia rule requires it, but Angi recommends separate companies so the person checking the work did not do it. Georgia has no state mold license, so ask about training, sampling methods and which lab will read the samples.

A local note

For rebuilding, the City of Lithonia lists building permits, permit fees and the international building codes under its Planning and Zoning pages; call City Hall to confirm what your drywall or framing work needs. Renters with leaks a landlord has not fixed can contact City of Lithonia Code Enforcement. DeKalb Public Health handles indoor air questions only for permitted facilities such as restaurants and hotels, but it does provide information for homeowners. Ask the rebuilding contractor whether it holds a Georgia residential or general contractor license and check it on the Secretary of State's GOALS Verify Now lookup.