POLLUTION LOCATOR|Smog and Particulates | Rank Counties by Health Risks


Health Risks from Criteria Air Pollutants
Ranked by (select your ranking criteria)

in
    (explain)
Rank County Person-days in
exceedance of NAAQS
1. ALLEGHENY 35,316,484
2. PHILADELPHIA 16,272,729
3. BUCKS 5,517,990
4. CHESTER 4,116,537
5. WESTMORELAND 3,314,016
6. MONTGOMERY 3,082,988
7. WASHINGTON 2,860,004
8. BEAVER 2,859,152
9. DELAWARE 2,772,160
10. LANCASTER 2,413,875
11. BERKS 2,311,842
12. NORTHAMPTON 1,947,183
13. YORK 1,579,660
14. LUZERNE 1,567,640
15. LEHIGH 1,282,068
16. DAUPHIN 1,266,940
17. ERIE 1,119,864
18. CENTRE 991,452
19. LACKAWANNA 841,832
20. MERCER 719,370
21. LYCOMING 592,190
22. BLAIR 508,700
23. CAMBRIA 448,359
24. FRANKLIN 399,465
25. ARMSTRONG 358,295