Who is typically responsible for performing clearance sampling in a renovation project?

• A. Renovators.
• B. Homeowners.
• C. Contractors not trained in lead safety.
• D. Lead clearance technicians.

Answer: (D)

Clearing lead dust after renovation is a specialized step that must be done by trained professionals. Lead clearance technicians are equipped with the proper methods to collect dust wipe samples, prevent cross-contamination during collection, and handle the paperwork and lab submission needed to compare results against EPA/HUD clearance standards. They interpret the lab findings and determine whether the area has met the required safety levels, issuing clearance if it’s compliant or recommending additional cleaning and a re-test if it isn’t. While renovators perform the cleanup, they may not have the training to collect valid samples or accurately interpret the results, which is why clearance testing is typically handled by lead clearance technicians.