Area Designations for 1997 Fine Particle (PM2.5) Standards
1997 PM2.5 Standards — Region 10 State Designations
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Boundary Designations for the 1997 PM2.5 Standard - EPA Region 10
This table identifies all counties EPA has designated as nonattainment. In some cases EPA designated partial counties. These are identified by a (P). If a county is not listed below, EPA has designated it as unclassifiable/attainment.
State | Area Name | Counties |
---|---|---|
Alaska | Entire state is attainment/unclassifiable | |
Idaho | Entire state is attainment/unclassifiable | |
Oregon | Entire state is attainment/unclassifiable | |
Washington | Entire state is attainment/unclassifiable |