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Area Designations for 1997 Fine Particle (PM2.5) Standards

EPA Response to State Recommendations on PM2.5 Designations — June 29, 2004

Information provided for informational purposes only Note: EPA no longer updates this information, but it may be useful for historical purposes. See the PM Designations Home Page for more recent information about PM Designations.

U.S. Map showing the status of designations. The information presented in this map is also available in the "Where You Live" section in tabular form by counties within each region.


  All Counties Full Counties Partial Counties
Count Population
(million)		 Count Population
(million)		 Count Population
(million)
States
142
79
133
65
9
14
EPA
244
99
233
85
11
14

You will need Adobe Reader to view some of the files on this page. See EPA's PDF page to learn more.

Larger map (PDF) (1 p, 1.6MB)

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