What is the air quality trend in Châtelineau?

Over the past 7 days, Châtelineau had an average AQI of 21 based on station measurements. The worst day was with AQI .

How is Châtelineau air quality measured?

Air quality in Châtelineau 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 Châtelineau, Belgium

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

Historical PM2.5 and AQI trend from monitoring stations near Châtelineau, Belgium.

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Trend

144h

PM2.5 Trend

144h · 4 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-15	22	8–46	5.2 µg/m³	12.1	16h	5
2026-04-14	41	17–63	10.3 µg/m³	18.2	24h	5
2026-04-13	26	7–53	6.2 µg/m³	11.7	16h	5
2026-04-12	13	5–42	3.2 µg/m³	7.5	24h	4
2026-04-11	17	6–42	4.1 µg/m³	11.1	24h	4
2026-04-10	14	4–27	3.4 µg/m³	12.4	24h	4
2026-04-09	19	9–32	4.5 µg/m³	18.3	16h	4

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