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Previous Incomplete Data Areas with a Maintenance Plan
Requirement Under Section 110(a)(1) of the CAA

As of June 15, 2005

Beauregard Par, LA
Grant Par, LA
LaFourche Par, LA
St James Par, LA
St Mary Par, LA
Saginaw-Bay City-Midland, MI
Cheshire Co, NH
Salem, OR
Crawford Co, PA
Juniata Co, PA
Lawrence Co, PA
Northumberland Co, PA
Pike Co, PA
Schuylkill Co, PA
Snyder Co, PA
Susquehanna Co, PA
Warren Co, PA
Wayne Co, PA
Victoria, TX

The 1-hour ozone standard, as well as designations and classifications for all 1-hour ozone nonattainment and maintenance areas, have been revoked except for the Greensboro, NC, Nashville, TN, and Denver, CO maintenance areas.

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. These classifications are either the nonattainment or maintenance classifications as of June 14, 2004.

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