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PM-2.5 (2012) Designated Area/State Information with Design Values

Data is current as of March 31, 2024

PM-2.5 (2012) Notes 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 Design Values
at the Time of Designation
Current Design Values
as of 05/24/2022
(2019-2021)
 
Area Name  State  Current Status  class sort Current
Classification
or at Redesignation
 
Annual
Design
Values
 
Monitoring
Years
 
Annual
Design Values
 
Meets
NAAQS
Determin.1
 
No.
Ctys
 
2010
Population
 
EPA
Region
 
click area name for state/county list click for
classification history
 
Total
Areas

Total
Ctys
Total
Population
(2010)
 
Nonattainment 5 15 20,941,659  
Maintenance 4 5 2,281,522  
Nonattainment and Maintenance 9 20 23,223,181  
Allegheny County, PA PA Nonattainment B Moderate 13.0 2012-2014 11.2 Yes 1 1,223,348 03
Cleveland, OH OH Maintenance B Moderate 12.4 2012-2014 9.5 Yes 2 1,581,478 05
Delaware County, PA PA Maintenance B Moderate 12.3 2012-2014 8.6 Yes 1 558,979 03
Imperial County, CA CA Nonattainment B Moderate 14.3 2012-2014 11.0 Yes 1 154,061 09
Lebanon County, PA PA Maintenance B Moderate 12.7 2012-2014 Insufficient Data 1 133,568 03
Los Angeles-South Coast Air Basin, CA CA Nonattainment A Serious 14.6 2012-2014 14.2 No 4 15,716,242 09
Plumas County, CA CA Nonattainment A Serious 14.1 2012-2014 16.5 No 1 5,843 09
San Joaquin Valley, CA CA Nonattainment A Serious 19.7 2012-2014 17.8 No 8 3,842,165 09
West Silver Valley, ID ID Maintenance B Moderate 13.1 2012-2014 10.6 Yes 1 7,497 10

1 See the Air Quality Design Value site spreadsheet footnotes for information about "Insufficient Data" Meets NAAQS Determinations.


PM-2.5 (2012) Notes 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.


County subtotals and grand totals may not equal sum of the counties. Part counties are only counted one time within groupings. Multi-state nonattainment areas are counted in totals as maintenance areas when all states in the area have been redesignated. Multi-state areas are counted only once in area totals.

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