What is the air quality trend in Les Rivières?

Over the past 15 days, Les Rivières had an average AQI of 16 based on station measurements. The worst day was 2026-10-19 with AQI 30.

How is Les Rivières air quality measured?

Air quality in Les Rivières 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 Les Rivières, Canada

Name: Les Rivières Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Les Rivières, Canada.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 59 stations

Temperature GFS model

54pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	14	13–15	3.4 µg/m³	3h	58
2026-10-20	28	5–83	7.4 µg/m³	24h	55
2026-10-19	30	7–91	8.7 µg/m³	24h	56
2026-10-18	16	9–92	4.3 µg/m³	24h	57
2026-10-17	6	3–25	1.4 µg/m³	24h	53
2026-10-16	11	5–26	2.7 µg/m³	24h	57
2026-10-15	6	4–16	1.5 µg/m³	24h	51
2026-10-14	6	4–15	1.5 µg/m³	24h	48
2026-10-13	5	3–11	1.3 µg/m³	24h	51
2026-10-12	26	4–77	6.7 µg/m³	24h	52
2026-10-11	28	8–73	7.1 µg/m³	24h	53
2026-10-10	11	4–64	2.8 µg/m³	24h	51
2026-10-09	9	4–24	2.2 µg/m³	24h	51
2026-10-08	24	8–57	5.9 µg/m³	24h	54
2026-10-07	20	7–102	5.3 µg/m³	20h	53

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