Broadwater Seasonal Pollution
Broadwater usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in July. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in West Sussex, United Kingdom.
Search city analytics
Average EPA AQI
49
Rank 11 of 171 cities by average AQI
PM2.5
10.0
ug/m3 annualized city average
Seasonality
November
Cleanest: July
Health indicator
0.5
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Broadwater
56
51
55
46
52
47
41
46
42
46
59
50
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Broadwater, the current global analytics build covers 345 daily rows from 2024-01-01 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.