Campbell River Seasonal Pollution
Campbell River usually records its highest OpenAQ-derived EPA AQI in October and its cleanest month in May. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in British Columbia, Canada.
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Average EPA AQI
16
Rank 157 of 158 cities by average AQI
PM2.5
3.0
ug/m3 annualized city average
Seasonality
October
Cleanest: May
Health indicator
0.1
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Campbell River
19
22
17
11
7
7
10
18
16
24
21
24
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Campbell River, the current global analytics build covers 360 daily rows from 2024-01-01 to 2025-01-01. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.