Lead (1978) Maintenance Area (Redesignated from Nonattainment) State/Area/County Report

Data is current as of September 30, 2024

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ALABAMA (Region IV)

Jefferson County, AL (Maintenance)

Jefferson County (P)

GEORGIA (Region IV)

Muscogee County, GA (Maintenance)

Muscogee County (P)

INDIANA (Region V)

Marion County; Franklin Township, IN (Maintenance)

Marion County (P)

MINNESOTA (Region V)

Dakota County, MN (Maintenance)

Dakota County (P)

MISSOURI (Region VII)

Iron County (part); Dent Township, MO (Maintenance)

Iron County (P)

Within boundaries of Dent Township.

Iron County (part); Liberty and Arcadia, MO (Maintenance)

Iron County (P)

Within boundaries of Liberty and Arcadia Townships.

MONTANA (Region VIII)

Lewis & Clark County (part); City of East Helena and vicinity, MT (Maintenance)

Lewis and Clark County (P)

City of East Helena and vicinity.

NEBRASKA (Region VII)

Douglas County (part); Portion of city of Omaha, NE (Maintenance)

Douglas County (P)

TENNESSEE (Region IV)

Fayette County, TN (Maintenance)

Fayette County (P)

Shelby County, TN (Maintenance)

Shelby County (P)

Williamson County, TN (Maintenance)

Williamson County (P)

TEXAS (Region VI)

Collin County, TX (Maintenance)

Collin County (P)

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