Pocheon Seasonal Pollution
Pocheon usually records its highest OpenAQ-derived EPA AQI in April and its cleanest month in September. The page uses OpenAQ-derived daily history for 5 mapped monitoring locations in Gyeonggi, South Korea.
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Average EPA AQI
56
Rank 60 of 100 cities by average AQI
PM2.5
13.4
ug/m3 annualized city average
Seasonality
April
Cleanest: September
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Pocheon
-
-
60
69
59
63
49
55
37
44
56
66
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Pocheon, the current global analytics build covers 286 daily rows from 2024-03-20 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.