What radon level requires mitigation?

The EPA action level is 4.0 pCi/L. Mitigation is recommended at or above this; consider it between 2–4 pCi/L.

How much does radon mitigation cost?

Most residential systems run $800–$2,500, depending on home size, foundation type, and radon level.

Should the contractor be NRPP-certified?

Yes. NRPP or NRSB certification verifies the contractor is trained and tested to AARST standards. Every provider here is listed with their credential.

Radon Mitigation in Casco, Maine

2 verified radon specialists serving Casco. Every listing shows the credentials we verified.

Informational only. This page helps you find certified professionals. It is not medical, legal, or structural safety advice. For any health or safety hazard, consult a certified/licensed expert. See our verification methodology.

Typical cost in Casco

$800–$2,500

Credentials to expect

NRPP Certified, NRSB Certified, AARST Member

Key fact

Radon causes ~21,000 lung-cancer deaths per year in the U.S. (EPA).

Radon specialists in Casco

2 listings

Be Safe

Casco, Maine

Pro

✓ NRPP Measurement✓ NRPP Mitigation

Be Safe is a radon professional based in Casco, Maine. The company holds NRPP Measurement and NRPP Mitigation certifications, demonstrating expertise in both radon testing and radon mitigation. Contact Be Safe for more information.

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ARP Mitigation Professional

Casco, Maine

Free

✓ Certified Measurement✓ Standard and Analytical Service Provider✓ Certified Mitigation

ARP Mitigation Professional is a radon professional located in Casco, ME. The company holds multiple certifications including Certified Measurement, Certified Mitigation, and serves as a Standard and Analytical Service Provider. ARP Mitigation Professional is also certified with NRPP Advanced Certificates in both Radon Resistant New Construction and Multi-Family Mitigation. Contact ARP Mitigation Professional for more information.

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Radon Mitigation in Casco — FAQ

What radon level requires mitigation?: The EPA action level is 4.0 pCi/L. Mitigation is recommended at or above this; consider it between 2–4 pCi/L.
How much does radon mitigation cost?: Most residential systems run $800–$2,500, depending on home size, foundation type, and radon level.
Should the contractor be NRPP-certified?: Yes. NRPP or NRSB certification verifies the contractor is trained and tested to AARST standards. Every provider here is listed with their credential.

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