Clearance Testing

Same-day and next-day appointments are usually available across our Tukwila service area, with 24/7 emergency response for active leaks, recent water damage, or urgent real estate timelines. Standard scheduling runs 1 to 3 business days depending on availability.

Our certified mold inspectors assess bathrooms, kitchens, laundry rooms, basements, attics, crawl spaces, HVAC components, and any area showing signs of past or current water issues. Thermal imaging and moisture meters identify hidden moisture behind walls and under floors.

Properties in Tukwila's lower-elevation areas near the Green River and Duwamish corridor sit in a flood-influenced zone where the water table is consistently higher than in surrounding elevated neighborhoods. This elevates baseline crawl space humidity and increases the likelihood of foundation seepage during heavy rain events or periods of high river flow. Even properties that have never experienced visible flooding can carry chronic moisture intrusion through foundation walls and floor systems when groundwater levels are elevated. We recommend any property within several blocks of the river corridor receive a crawl space and lower-level moisture assessment, particularly if the home is more than 20 years old.

Pricing varies based on the size of the property, the scope of testing required, and whether any lab work is included. Most residential mold inspections in Tukwila fall within the standard industry range of $300 to $600, with a clear quote provided before any work begins.