Poly B in Maple Ridge, neighbourhood by neighbourhood
Poly B risk in Maple Ridge is mostly a question of when each neighbourhood was built. These profiles read every Maple Ridge neighbourhood's census construction periods against the 1978 to 1998 installation window, the same scoring the address checker uses.
The Maple Ridge picture
Of the 23 Maple Ridge neighbourhoods we profiled, 4 sit in the high likelihood band (largely built 1976 to 1998), 12 are moderate (edge of the era), and 7 are lower likelihood. Find yours below, or use the address checker for a street-level answer.
High likelihood 4
Moderate likelihood 12
- Albion Flatsmostly 1991 to 2000
- Alouettemostly 1961 to 1980
- Central Maple Ridgemostly 1961 to 1980
- East Maple Ridgemostly 1960 or before
- Ruskinmostly 1960 or before
- Smithmostly 1961 to 1980
- South Alouettemostly 1961 to 1980
- Spilsburymostly 1960 or before
- Town Centremostly 2006 to 2010
- Websters Cornersmostly 1960 or before
- Whispering Fallsmostly 1991 to 2000
- Whonnockmostly 1961 to 1980
Lower likelihood 7
Sources for these profiles
- Municipal open data: Maple Ridge neighbourhood boundaries and predominant construction eras
- Statistics Canada, 2021 Census of Population, period of construction by dissemination area
- Alberta Municipal Affairs, Safety Tips: Polybutylene (Poly-B) Pressure Water Piping
Profiles describe areas, never individual homes. Only a look at the pipe confirms anything; the identification guide shows where to look.

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