Awarding Radon Practitioners with the Most Highly Respected Credentials Since 1998

Recognized by EPA and required by multiple federal and state agencies,
NRPP credentials indicate to building owners and service providers the mastery of
the specific skills required to successfully complete radon testing and remedial projects.

Achieving and maintaining NRPP certification requires biennial documentation of competence,
expertise and performance to demonstrate skill, knowledge and quality control.

EPA Recommends States Reference ANSI/AARST Radon Standards

On August 29, 2019, the U.S. Environmental Protection Agency EPA released guidance recommending that states reference the most current voluntary ...
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