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Sulfur Dioxide Nonattainment State/Area/County Report
As of November 13, 2009
| ARIZONA(Region IX) |
| Hayden (Pinal County), AZ (Primary) |
| Pinal Co (P) |
| GUAM(Region IX) |
| Piti, GU (Primary) |
| Piti (P) |
| Tanguisson, GU (Primary) |
| Tanguisson (P) |
| MONTANA(Region VIII) |
| East Helena Area (Lewis and Clark Co.), MT (Primary, Secondary) |
| Lewis And Clark Co (P) |
| Laurel Area (Yellowstone County), MT (Primary) |
| Yellowstone Co (P) |
| NEW JERSEY(Region II) |
| Warren Co, NJ (Primary, Secondary) |
| Warren Co (P) |
| Northeast Pennsylvania-Upper Delaware Valley Interstate AQCR |
| PENNSYLVANIA(Region III) |
| Armstrong Co, PA (Primary) |
| Armstrong Co (P) |
| Madison Twp, Mahoning Twp, Boggs Twp, Washington Twp, Pine Twp |
| UTAH(Region VIII) |
| Salt Lake Co, UT (Primary, Secondary) |
| Salt Lake Co |
| Tooele Co, UT (Primary, Secondary) |
| Tooele Co (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. |