Rouyn-Noranda sits at City Score rank #164 with a standing of 50%, from 5 of 8 open-data pillars (tax, construction, connectivity, indoor air, water, seismic hazard, growth, safety). Missing pillars score at median standing so thin coverage cannot inflate the rank. The chart below shows how that standing moves year to year.
Latest owned placements: indoor radon rank #241 of 327 at 73 Bq/m³ survey mean. Full tables and method notes live on each study edition; atlas readings for the same slug open from the topic buttons.
Among Canadian cities on the hub, Rouyn-Noranda carries a City Score standing of 50% (rank #164 of 343) with 5 of 8 pillars observed. That sits 3 points above the Quebec peer average across 34 ranked cities. Within Quebec, Rouyn-Noranda ranks #10 of 34 on City Score.
The strongest signal in the current chart is indoor radon (standing 74%, rank #241 of 327, raw score 72.5). The weakest observed pillar is population growth (standing 21%, rank #273 of 343).
Drinking-water hardness on the water atlas reads 164 mg/L as CaCO₃ for Rouyn-Noranda. Compare that figure to the hardness pillar on the chart and to the national hardness guide on the hub.