Mold after water damage
Updated 2026-11-02
Mold grows on materials that stay wet, which is why the EPA advises drying water-damaged areas within 24 to 48 hours. If mold covers more than about 10 square feet, the EPA points homeowners to its professional remediation guidance (EPA).
What are the signs of mold?
- A musty smell in the basement or behind cabinets
- Spots or discoloration on drywall, baseboards or the backs of carpet
- Peeling paint or warped trim near past leaks
Who is responsible for mold testing in South Dakota?
The SD Department of Health says mold inspection and cleanup are the homeowner's responsibility, and that homeowners should hire an environmental contractor if they want sampling done (SDDOH).
How do you protect yourself during cleanup?
After floods, the EPA recommends at least an N-95 respirator, goggles and gloves, and finishing mold cleanup before moving back in (EPA).