Canada · Northwest Territories

Radon testing and mitigation in Northwest Territories

We search all 13 Canadian provinces and territories. Published coverage includes only current credentials with verified locations and is not exhaustive. For additional locations, search the official C-NRPP finder by province or postal code. Testing and mitigation are separate certifications.

Latest credential check on this page: October 13, 2026. Each record carries its own date. Canadian sources and verification.

1 current C-NRPP credential records. C-NRPP certification is not a provincial licence.

Browse the Northwest Territories lists

Each list holds every current record for that service. Search it by city, name, company or credential number.

• Radon testing in Northwest Territories1

Cities on these records

Yellowknife. A city here is the one printed on a credential record, not a service area.

Before you hire in Northwest Territories

Health Canada recommends a C-NRPP mitigation professional for reducing radon in your home. Its Canadian guideline is 200 Bq/m³. Read Health Canada’s radon reduction guidance. Ask who will do the work, get that person’s certification number, and match the name, credential type and expiry in the C-NRPP certification check.