What is the air quality trend in Rouyn-Noranda?

Over the past 14 days, Rouyn-Noranda had an average AQI of 27 based on station measurements. The worst day was with AQI .

How is Rouyn-Noranda air quality measured?

Air quality in Rouyn-Noranda is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Rouyn-Noranda, Canada

Name: Rouyn-Noranda Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Rouyn-Noranda, Canada.

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

239h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-10	23	16–34	5.5 µg/m³	20h	1
2026-04-09	36	19–52	8.8 µg/m³	14h	1
2026-04-08	28	23–38	6.8 µg/m³	9h	1
2026-04-07	32	16–101	8.4 µg/m³	24h	1
2026-04-06	24	18–31	5.7 µg/m³	17h	1
2026-04-04	21	17–31	5.0 µg/m³	15h	1
2026-04-03	19	15–23	4.5 µg/m³	19h	1
2026-04-02	35	20–152	9.9 µg/m³	20h	1
2026-04-01	32	19–158	9.3 µg/m³	21h	1
2026-03-31	20	16–29	4.8 µg/m³	20h	1
2026-03-30	29	23–40	7.0 µg/m³	10h	1
2026-03-29	25	19–42	6.0 µg/m³	23h	1
2026-03-28	36	21–160	10.5 µg/m³	23h	1
2026-03-27	26	24–31	6.3 µg/m³	4h	1

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