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Lead (1978) Designated Area Design Values

Data is current as of October 31, 2022
Design Values in µg/m3. "Current Design Values" are current as of the posted Green Book date. Check the Air Quality Design Value site for design value updates.

Display:       Nonattainment and Maintenance Areas       Nonattainment Areas       Maintenance Areas
Click underlined column heading to change report order Current Design Values
as of 07/12/2011
(2009-2010)
 
Area Name  Design Values  Meets
NAAQS
Determin.1
 
Current Status  class sort Current
Classification
or at Redesignation
 
2010
Population
 
click area name for state/county list click for
classif. history
Collin County, TX No Data Maintenance A N/A 782,353
Dakota County, MN No Data Maintenance A N/A 318,833
Douglas County (part); Portion of city of Omaha, NE No Data Maintenance A N/A 1,242
Fayette County, TN No Data Maintenance A N/A 38,033
Iron County (part); Dent Township, MO No Data Maintenance A N/A 1,194
Iron County (part); Liberty and Arcadia, MO No Data Maintenance A N/A 6,066
Jefferson County (part); Herculaneum, MO 2.9 No Nonattainment A N/A 2,560
Jefferson County, AL No Data Maintenance A N/A 658,472
Lewis & Clark County (part); City of East Helena and vicinity, MT No Data Maintenance A N/A 2,669
Marion County; Franklin Township, IN No Data Maintenance A N/A 18,158
Muscogee County, GA No Data Maintenance A N/A 189,886
Shelby County, TN No Data Maintenance A N/A 2,226
Williamson County, TN No Data Maintenance A N/A 183,182

1 See the Air Quality Design Value site spreadsheet footnotes for information about "Insufficient Data" Meets NAAQS Determinations.
Design Values in µg/m3. "Current Design Values" are current as of the posted Green Book date. Check the Air Quality Design Value site for design value updates.


Multi-state areas are counted in maintenance totals when all states in the area have been redesignated.

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