Bucheon Seasonal Pollution
Bucheon usually records its highest OpenAQ-derived EPA AQI in April and its cleanest month in September. The page uses OpenAQ-derived daily history for 14 mapped monitoring locations in Gyeonggi, South Korea.
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Average EPA AQI
60
Rank 33 of 100 cities by average AQI
PM2.5
15.7
ug/m3 annualized city average
Seasonality
April
Cleanest: September
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Bucheon
-
-
71
78
62
63
47
59
39
59
65
67
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Bucheon, the current global analytics build covers 287 daily rows from 2024-03-19 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.