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Worst Air Quality ZIP Codes in Pennsylvania

Top 50 worst air quality zip codes in america in Pennsylvania. ZIP-level data from EPA Air Quality Index.

Top 50

#	ZIP Code	City / Suburb	Median AQI
1	15006	Bairdford	52
2	15007	Bakerstown	52
3	15014	Brackenridge	52
4	15015	Bradford Woods	52
5	15017	Bridgeville	52
6	15018	—	52
7	15020	—	52
8	15024	Cheswick	52
9	15025	Jefferson Hills	52
10	15028	—	52
11	15030	—	52
12	15031	—	52
13	15034	Dravosburg	52
14	15035	East McKeesport	52
15	15037	Lincoln	52
16	15044	Gibsonia	52
17	15045	Glassport	52
18	15046	—	52
19	15047	Greenock	52
20	15049	Harwick	52
21	15051	—	52
22	15056	Leetsdale	52
23	15064	—	52
24	15065	Brackenridge	52
25	15071	Noblestown	52
26	15075	—	52
27	15076	Russellton	52
28	15082	Sturgeon	52
29	15084	Curtisville	52
30	15086	—	52
31	15088	West Elizabeth	52
32	15090	Franklin Park	52
33	15101	Allison Park	52
34	15102	Bethel Park	52
35	15104	North Braddock	52
36	15106	Carnegie	52
37	15108	Carnot-Moon	52
38	15110	Duquesne	52
39	15112	East Pittsburgh	52
40	15116	Glenshaw	52
41	15120	Munhall	52
42	15122	West Mifflin	52
43	15123	West Mifflin	52
44	15126	Imperial	52
45	15129	Bethel Park	52
46	15131	White Oak	52
47	15132	McKeesport	52
48	15133	Liberty	52
49	15135	Greenock	52
50	15136	McKees Rocks	52

Methodology

This ranking is based on EPA Air Quality Index data, scoped to Pennsylvania ZIP codes. Up to 50 ZIP codes are listed, ordered by median aqi. Data is refreshed periodically. See our methodology page for full details on data sources and update frequency.

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