Jump to main content.


PM-2.5 (1997) Maintenance Area Summary

As of January 30, 2015

  Number of 
Classification Areas  Counties 2010
Population

Moderate  5  26  9,033,815
 
   SUBTOTAL:   5   26   9,033,815
 
Former Subpart 1  20  103  46,455,248
 
   SUBTOTAL:   20   103   46,455,248
 

   GRAND TOTAL:   25  129  55,489,063

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


Local Navigation


Jump to main content.