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Sulfur Dioxide (1971) Nonattainment Area State/Area/County Report
Sulfur Dioxide (1971) Nonattainment Area State/Area/County Report
Data is current as of March 31, 2024| ARIZONA (Region IX) | |
| Hayden (Pinal County), AZ (Primary - Nonattainment) | |
| Pinal County (P) | |
| GUAM (Region IX) | |
| Piti, GU (Primary - Nonattainment) | |
| Guam (P) | |
| Tanguisson, GU (Primary - Nonattainment) | |
| Guam (P) | |
| MONTANA (Region VIII) | |
| Laurel Area (Yellowstone County), MT (Primary - Nonattainment) | |
| Yellowstone County (P) | |
| PENNSYLVANIA (Region III) | |
| Armstrong County: Madison, Mahoning, Boggs, Washington, Pine, PA (Primary - Nonattainment) | |
| Armstrong County (P) | |
| Madison Twp, Mahoning Twp, Boggs Twp, Washington Twp, Pine Twp | |
| UTAH (Region VIII) | |
| Salt Lake County, UT (Primary, Secondary - Nonattainment) | |
| Salt Lake County | |
| Tooele County, UT (Primary, Secondary - Nonattainment) | |
| Tooele County (P) | |
| Portions of Tooele County | |
(P) : A portion of the county is located within the area and is designated nonattainment.
This is not an official list of nonattainment areas. See the Code of Federal Regulations (40 CFR Part 81) and pertinent Federal Register notices for legal lists and boundaries.
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