What is the air quality trend in Cranbrook?

Over the past 16 days, Cranbrook had an average AQI of 13 based on station measurements. The worst day was with AQI .

How is Cranbrook air quality measured?

Air quality in Cranbrook 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 Cranbrook, Canada

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

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

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

257h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-10	21	7–48	5.1 µg/m³	16h	1
2026-04-09	10	5–30	2.5 µg/m³	13h	1
2026-04-08	10	4–19	2.4 µg/m³	7h	1
2026-04-07	11	5–22	2.7 µg/m³	21h	1
2026-04-06	26	19–38	6.3 µg/m³	15h	1
2026-04-04	7	3–20	1.8 µg/m³	11h	1
2026-04-03	17	2–28	4.2 µg/m³	22h	1
2026-04-02	16	9–30	3.8 µg/m³	20h	1
2026-04-01	27	11–51	6.6 µg/m³	20h	1
2026-03-31	10	3–20	2.3 µg/m³	19h	1
2026-03-30	5	2–8	1.1 µg/m³	8h	1
2026-03-29	12	2–25	2.8 µg/m³	19h	1
2026-03-28	22	8–35	5.2 µg/m³	20h	1
2026-03-27	12	2–32	2.8 µg/m³	21h	1
2026-03-26	7	1–12	1.5 µg/m³	19h	1
2026-03-25	6	6–8	1.6 µg/m³	6h	1

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