Bucks County, Pennsylvania

AQI 35 · Good

YearMonth

35

Median AQI

58

90th Percentile

133

Max AQI

208

Days with Data

Ranked #4 of 37 counties in Pennsylvania (by median AQI, lower is better)

Monthly Median AQI — 2025

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AQI Category Breakdown

Adjacent Counties

Burlington County, New Jersey Hunterdon County, New Jersey Mercer County, New Jersey Warren County, New Jersey Lehigh County Montgomery County Northampton County Philadelphia County

External Links

Bucks County, Pennsylvania on Wikipedia