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. HARRIS 884,637,156
2. TARRANT 102,903,768
3. DALLAS 59,386,496
4. EL PASO 42,326,160
5. BEXAR 13,244,796
6. BRAZORIA 6,052,427
7. DENTON 5,618,745
8. GALVESTON 5,068,725
9. TRAVIS 4,286,020
10. MONTGOMERY 3,102,300
11. COLLIN 2,985,735
12. JEFFERSON 1,243,025
13. NUECES 945,618
14. PARKER 682,360
15. HIDALGO 635,540
16. ELLIS 622,055
17. JOHNSON 556,272
18. ORANGE 253,170
19. GREGG 227,882
20. SMITH 184,015
21. VICTORIA 170,790
22. KAUFMAN 163,910
23. HARRISON 125,416
24. HAYS 114,193
25. ROCKWALL 109,260