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•Maintenance Plan for the Illinois Portion of the Chicago Ozone Nonattainment Area for the 1997 8-Hour Ozone Standard (Revised) (1)
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Title:  

Maintenance Plan for the Illinois Portion of the Chicago Ozone Nonattainment Area for the 1997 8-Hour Ozone Standard (Revised)

 
 Volume/Number:  2011 September 15 
 Issuing Agency:   
 Description:  This document describes Illinois Maintenance Plan for the Illinois portion of the Chicago ozone nonattainment area. A Maintenance Plan is required before the area can be redesignated from nonattainment to attainment of the 8-hour ozone National Ambient Air Quality Standard (NAAQS) promulgated in 1997. This document also provides technical information required to support a redesignation request. This revision incorporates motor vehicle emissions estimates developed using the U.S. EPAs MOVES model. 
 Date Created:  09-17-2015 
 Agency ID:  AQPSTR 11-06 
 ISL ID:  000000056953   Original UID: 177963 FIRST WORD: Maintenance