Lead (1978) Maintenance Areas (Redesignated from Nonattainment)As of October 01, 2015
Current and historical design value data can be found at http://www.epa.gov/airtrends/values.html
|Areas Listed Alphabetically||No.
|Collin Co, TX||1||782,353||6||TX|
|Dakota Co, MN||1||318,833||5||MN|
|Douglas Co, NE||1||1,242||7||NE|
|Fayette Co, TN||1||38,033||4||TN|
|Iron County (part); Dent Township, MO||1||1,194||7||MO|
|Iron County (part); Liberty and Arcadia, MO||1||6,066||7||MO|
|Jefferson Co, AL||1||658,472||4||AL|
|Marion Co, IN||1||18,158||5||IN|
|Muscogee Co, GA||1||189,886||4||GA|
|Shelby Co, TN||1||2,226||4||TN|
|Williamson Co, TN||1||183,182||4||TN|
|11 Total Areas||10||2,199,645|
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.