Find and fix any water leaks, seepage, or plumbing issues
Improve drainage around the foundation
Clean and dry any wet surfaces immediately
Run a dehumidifier to keep humidity below 50%
Increase ventilation with fans or open windows when weather allows
Remove moldy or damp items from the basement
Wash hard surfaces with a mold-killing cleaner
Replace water-damaged drywall, insulation, or carpeting
Seal cracks in walls and floors
Use moisture-absorbing products in small enclosed areas
Clean gutters and downspouts to direct water away from the house
Check sump pumps and ensure they are working properly
Inspect for mold growth and remediate it promptly
Store items in sealed plastic bins instead of cardboard boxes
Keep basement floors and walls as dry as possible
Maintain regular cleaning to prevent buildup of dust and mildew