Green Book Nonattainment Areas
Lead (1978) Nonattainment AreasAs of June 17, 2016
Current and historical design value data can be found at https://www.epa.gov/airtrends/values.html
|Areas Listed Alphabetically||No. Counties NAA||2010 Population||EPA Region||State|
|East Helena Area (Lewis and Clark Co.), MT||1||2,669||8||MT|
|Jefferson County (part); Herculaneum, MO||1||2,560||7||MO|
|2 Total Areas||2||5,229|
No. of Counties reflects the number of counties in an area, while the total count only counts a county once and doesn't double count the county if it is in more than area.
Multi-state areas are counted in the nonattainment report until all state areas have been redesignated.