Lead Nonattainment Areas
As of July 31, 2009
| Areas Listed Alphabetically | No. Counties NAA |
Population | EPA Region |
State | |
|---|---|---|---|---|---|
| East Helena Area (Lewis and Clark Co.), MT | 1 | 2,346 | 8 | MT | |
| Jefferson County (part); Herculaneum, MO | 1 | 2,318 | 8 | MT | |
| 2 Total Areas | 2 | 4,664 | |||
No. of Counties NAA reflects the number of counties in the NAA, while the total count accounts for more than one area being in a county.
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