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PM-2.5 (1997) Maintenance Area Summary

As of July 02, 2014

  Number of 
Classification Areas  Counties 2010

Former Subpart 1  20  103  46,455,248
   SUBTOTAL:   20   103   46,455,248

   GRAND TOTAL:   20  103  46,455,248

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

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