Olds Health Impact
Olds averaged 5.7 ug/m3 PM2.5, equal to 1.1x the WHO annual PM2.5 guideline and about 0.3 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Alberta, Canada.
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Average EPA AQI
26
Rank 109 of 158 cities by average AQI
PM2.5
5.7
ug/m3 annualized city average
Seasonality
July
Cleanest: April
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Olds
29
20
23
11
19
15
51
49
24
13
27
25
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Olds, the current global analytics build covers 365 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.