Kwinana Seasonal Pollution
Kwinana usually records its highest OpenAQ-derived EPA AQI in October and its cleanest month in November. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Western Australia, Australia.
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Average EPA AQI
22
Rank 43 of 59 cities by average AQI
PM2.5
4.5
ug/m3 annualized city average
Seasonality
October
Cleanest: November
Health indicator
0.2
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Kwinana
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29
18
22
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Kwinana, the current global analytics build covers 83 daily rows from 2024-10-10 to 2024-12-31. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.