Vulcan Seasonal Pollution
Vulcan usually records its highest OpenAQ-derived EPA AQI in October and its cleanest month in November. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Hunedoara, Romania.
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Average EPA AQI
3
Rank 68 of 69 cities by average AQI
PM2.5
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ug/m3 annualized city average
Seasonality
October
Cleanest: November
Health indicator
n/a
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Vulcan
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What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Vulcan, the current global analytics build covers 75 daily rows from 2024-10-16 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.