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Previous Incomplete Data Maintenance Areas No Longer
Subject to the 1-hour Standard

As of June 15, 2005

LOUISIANA
Beauregard Par, LA
Grant Par, LA
LaFourche Par, LA
St James Par, LA
St Mary Par, LA
 
MICHIGAN
Allegan Co, MI
Saginaw-Bay City-Midland, MI
 
OHIO
Columbiana Co, OH
 
TEXAS
Victoria, TX

The former 1-hour ozone designations and classifications as of June 15, 2004, are being retained in subpart C of Part 81 for purposes of the anti backsliding provisions of 40 CFR 51.905. 40 CFR 51.905(c) references subpart C of part 81 for the areas affected by the anti-backsliding regulation.

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