Abstract: Abstract: Non-attainment and maintenance areas for the United States and its territories. For more detailed information on this dataset, see the Overview Description in the Entity Attribute section of this document.

Purpose: Purpose: To establish the spatial boundaries of each nonattainment and maintenance area.

Field Number	Attribute	Description	Data Type
0	FID	Internal feature number.	Long Integer representing an object identifier
1	Shape	Feature geometry.	Geometry
2	ID	Sequential Unique Identifier	Double Precision Floating Point
3	AREA	Area of the polygon	Double Precision Floating Point
4	AREA_NAME	Name of the NAA as designated by the EPA	Character String
5	STATE1	Primary state in which NAA is found	Character String
6	STATE2	Additional state with territory included in the NAA	Character String
7	STATE3	Additional state with territory included in the NAA.	Character String
8	EPA_REGION	Primary EPA region in which the NAA is found	Character String
9	EPA_REGIO1	Additional EPA region with territory included in the NAA.	Character String
10	STATUS	Current status of the area as designated by the EPA.	Character String
11	CLASSIFICA	Severity classification as identified by the EPA.	Character String
12	ATTAINMENT	Date or year in which the area received its current classification by the EPA.	Character String
13	COMMENTS	Additional clarifying information on the status or characteristics of the area.	Character String
14	STFIPS	State FIPS code	Character String
15	VERSION	Version of the database	Character String