Worst Air Quality in Pennsylvania

Top 100 cities ranked by worst air quality

Best Pennsylvania Cities

Composite rankings combining multiple weighted metrics, 4 topics from climate and air quality data.

Best Climate Cities
Warm temperatures, plenty of sunshine and clean air.
Cleanest Air Cities
Lowest pollution levels for healthy outdoor living.
Sunniest Cities
Most days of sunshine per year, with warm and dry climate.
Most Urban Cities
Densely populated city centers with the largest urban footprints.
Population & Density
Largest Cities Smallest Cities Most Dense Least Dense
Economy
Highest Income Lowest Income Lowest Unemployment Highest Unemployment Lowest Poverty Highest Poverty Highest Wages Cheapest Cost of Living
Housing
Highest Home Value Most Affordable Highest Rent Lowest Rent Highest Homeownership Newest Housing Lowest Property Tax
Demographics & Education
Most Educated Best Schools Most Graduate Degrees Youngest Cities Oldest Cities Most Veterans
Health & Safety
Safest Cities Highest Crime Healthiest Cities Lowest Smoking Best Doctor Access Best Dental Access
Climate & Air
Warmest Cities Coldest Cities Rainiest Cities Driest Cities Snowiest Cities Cleanest Air Worst Air Quality
Quality of Life
Shortest Commute Most Work From Home
Civic & Politics
Most Republican Most Democratic Most Disasters
Geography & Infrastructure
Highest Elevation Best Broadband Most EV Stations Most Libraries Most Restaurants
All Countries  ·  United States  ·  Pennsylvania

Worst Air Quality - Pennsylvania

1 Pittsburgh AQI 52
2 Philadelphia AQI 52
3 Turtle Creek AQI 52
4 California AQI 52
5 Duquesne AQI 52
6 Fox Chapel AQI 52
7 Wyndmoor AQI 52
8 Bryn Mawr AQI 52
9 Monroeville AQI 52
10 Merion Station AQI 52
11 Plum AQI 52
12 Allison Park AQI 52
13 Oreland AQI 52
14 Fort Washington AQI 52
15 Baldwin AQI 52
16 Clairton AQI 52
17 West Mifflin AQI 52
18 Forest Hills AQI 52
19 McKeesport AQI 52
20 Oakmont AQI 52
21 Monessen AQI 52
22 Natrona Heights AQI 52
23 Whitehall AQI 52
24 Elkins Park AQI 52
25 White Oak AQI 52
26 Ardmore AQI 52
27 Wilkinsburg AQI 52
28 Willow Grove AQI 52
29 Glenside AQI 52
30 Jefferson Hills AQI 52
31 New Kensington AQI 52
32 Lower Burrell AQI 52
33 Pleasant Hills AQI 52
34 Villanova AQI 52
35 Swissvale AQI 52
36 Munhall AQI 52
37 Roslyn AQI 52
38 Brentwood AQI 52
39 Glenshaw AQI 52
40 Bala Cynwyd AQI 52
41 Manheim AQI 50
42 Lancaster AQI 50
43 Whitfield AQI 50
44 New Holland AQI 50
45 Ephrata AQI 50
46 Leola AQI 50
47 Mount Joy AQI 50
48 Millersville AQI 50
49 Columbia AQI 50
50 Lititz AQI 50
51 Harrisburg AQI 48
52 Enola AQI 48
53 Steelton AQI 48
54 Colonial Park AQI 48
55 Linglestown AQI 48
56 Rutherford AQI 48
57 New Cumberland AQI 48
58 Lower Allen AQI 48
59 Camp Hill AQI 48
60 Progress AQI 48
61 Middletown AQI 48
62 Coraopolis AQI 46
63 Monaca AQI 46
64 New Brighton AQI 46
65 West View AQI 46
66 Ambridge AQI 46
67 Franklin Park AQI 46
68 Carnot-Moon AQI 46
69 Bellevue AQI 46
70 Beaver Falls AQI 46
71 Economy AQI 46
72 Aliquippa AQI 46
73 New Freedom AQI 44
74 West York AQI 44
75 McKees Rocks AQI 44
76 Crafton AQI 44
77 Red Lion AQI 44
78 Gettysburg AQI 44
79 Carnegie AQI 44
80 Dormont AQI 44
81 Castle Shannon AQI 44
82 Parkville AQI 44
83 East York AQI 44
84 Canonsburg AQI 44
85 Hanover AQI 44
86 Weigelstown AQI 44
87 Washington AQI 44
88 Bethel Park AQI 44
89 Shiloh AQI 44
90 Willow Street AQI 44
91 York AQI 44
92 Chester AQI 43
93 Campbelltown AQI 43
94 Drexel Hill AQI 43
95 Yeadon AQI 43
96 Elizabethtown AQI 43
97 Brookhaven AQI 43
98 Lansdowne AQI 43
99 Folsom AQI 43
100 Lebanon AQI 43

Explore the top 100 cities ranked by worst air quality in Pennsylvania.

City rankings help residents, researchers, and policymakers understand how communities compare across important quality-of-life measures.

Data is sourced from the U.S. Census Bureau, FBI Crime Statistics, and NOAA climate records.

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