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Lead (1978) Nonattainment Area State/Area/County Report

As of September 22, 2016
  Jefferson County (part); Herculaneum, MO ( - Nonattainment)
Jefferson Co (P)
Within city limits of Herculaneum.
  East Helena Area (Lewis and Clark Co.), MT ( - Nonattainment)
Lewis And Clark Co (P)
City of East Helena and vicinity.

(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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