City
Radon levels in Nelson homes from the 2024 survey, and C-NRPP certified testing and mitigation providers with a business address in Nelson, dated.
Photo: Larry LaRose, CC BY-SA 3.0, cropped, via Wikimedia Commons.
33.7
%Share of properties in the Nelson, BC reporting unit with radon at or above 200 Bq/m³ in the 2024 Cross-Canada Radon Survey.
4
Businesses with a business address in Nelson and at least one active C-NRPP credential, as of 2026-10-18. Providers based elsewhere may also serve Nelson.
Survey figures for the Nelson, BC reporting unit
| Measure | Value |
|---|---|
| Properties below 100 Bq/m³ (%) | 37.7 |
| Properties from 100 to 199 Bq/m³ (%) | 28.6 |
| Properties at or above 200 Bq/m³ (%) | 33.7 |
| Geometric mean (Bq/m³) | 136.5 |
| Highest observed (Bq/m³) | 1,487 |
| Sample | population 19,119 (2021 Census); approximately 750-999 properties with radon data |
2024 Cross-Canada Survey of Radon, Version 1.1 (CCSR.24.1.1), section XII, Table 2, page 44
Sorted alphabetically by business name. Every C-NRPP certified business is listed free, and payment never affects the order.
C-NRPP
Service area
Not stated by the provider
Last registry check
C-NRPP
Service area
Not stated by the provider
Last registry check
C-NRPP
Service area
Residential and Commercial Measurement, Mitigation, and CRNCH: Kootenays, Boundary and Columbia districts.
Last registry check
C-NRPP
Service area
Residential Measurement: Nelson, West Kootenays
Last registry check
Grant
Up to $1,500 toward home radon mitigation. Radon is named as eligible. Current. As of 2026-09-01.
No program found
Radon is not named. Current. As of 2026-09-18.
Free or subsidized testing
Radon is named as eligible. Current. As of 2026-09-18.
Province or territory
Radon by census division, and every certified provider in British Columbia.