This page provides links to criteria pollutant nonattainment area and county information based on data in the Green Book.
The data is available in xbase (dbf) and spreadsheet (xls) formats.
A data dictionary is available that provides data structure details and additional information for all of the download files.
Where applicable, links to Green Book reports that contain information similar to the exported data are listed.
||Code related to the common name of the area
||State abbreviation(s) in which the nonattainment area is located
||Common area name for grouping all related pollutant areas
||1997 8-hour Ozone nonattainment area 2010 census population
||1997 8-hour Ozone nonattainment area county count
||1997 8-hour Ozone nonattainment area abbreviated classification
||1997 8-hour Ozone nonattainment area name
||.T. if split 8-hour Ozone area (see data dictionary)
||2006 PM-2.5 nonattainment area 2010 census population
||2006 PM-2.5 nonattainment area county count
||006 PM-2.5 nonattainment area abbreviated classification
||2006 PM-2.5 nonattainment area name|
||.T. if split 2006 PM-2.5 area (see data dictionary)|
||1997 PM-2.5 nonattainment area 2010 census population|
||1997 PM-2.5 nonattainment area county count|
||1997 PM-2.5 nonattainment area abbreviated classification|
||1997 PM-2.5 nonattainment area name|
||.T. if split 1997 PM-2.5 area (see data dictionary)|
||PM-10 nonattainment area 2010 census population|
||PM-10 nonattainment area county count|
||PM-10 nonattainment area abbreviated classification|
||PM-10 nonattainment area name|
||.T. if split PM-10 area (see data dictionary)|
||CO nonattainment area 2010 census population|
||CO nonattainment area county count|
||CO nonattainment area abbreviated classification|
||CO nonattainment area name|
||.T. if split CO area (see data dictionary)|
||SO2 nonattainment area 2010 census population|
||SO2 nonattainment area county count|
||SO2 nonattainment area abbreviated classification|
||SO2 nonattainment area name|
||.T. if split SO2 area (see data dictionary)|
||Lead nonattainment area 2010 census population|
||Lead nonattainment area county count|
||Lead nonattainment area abbreviated classification|
||Lead nonattainment area name|
||.T. if split Lead area (see data dictionary)|
||Date of export|
Example Green Book report:
||Name of nonattainment or maintenance area
||"NAA' for nonattainment area, "Maint" for maintenance area
||Area design value at time of initial classification
||Current annual design value for PM-2.5 (1997) areas (see data dictionary)
||Current 24-hour design value for PM-2.5 (2006) areas (see data dictionary)
||Last year in monitoring period for current design value for PM-2.5 areas
||Design value for previous 1-hour Ozone areas at time of 8-hour Ozone designation
||Current area classification
||2010 census area population
||Number of counties in area
||EPA region(s) in area
||State abbreviation(s) in which the area is located
||Used to sort classifications within a pollutant grouping
||Unique area identifier for linking with map GIS files and other databases
||Date of export
Example Green Book reports:
||Full name of state that county is in|
||State abbreviation that county is in|
||Name of county |
||Criteria pollutant |
||Area name |
||.T. if split area (see data dictionary)|
||Repeating fields for each year representing calendar years that the county is in nonattainment.
Column names are YrXXXX where XXXX=calendar year starting with 1992 to present year.
Each field is filled with 2-character year for which the county is in nonattainment.|
||Effective date of state's area redesignation (see data dictionary)|
||"Yes" if county in nonattainment area, or if in split nonattainment area (see data dictionary)|
||Indicates whether part of the county (P) or all of the county (W) is in the area |
||2010 census area population|
||State FIPS code|
||County FIPS code|
||Allows sorting classifications in air quality order within a pollutant grouping|
||Unique area identifier for linking with map GIS files and other databases|
||Date of export|
Example Green Book report:
To save the file to your local drive, click on the file with your right mouse button.
Select the save option (e.g., "Save Link As" in Firefox or "Save Target As" in Internet Explorer).
While we try to keep the information timely and accurate, we make no expressed or implied guarantees.
We will attempt to correct any errors brought to our attention.
We request that you contact us by clicking on the "Contact Us" link near the top of this page with
any comments regarding or corrections to the posted information.