Following are Requests for Redesignation and Maintenance Plans Indiana has submitted to United States Environmental Protection Agency (U.S. EPA) for Daviess and Pike Counties, Indiana, listed by applicable National Ambient Air Quality Standard (NAAQS).
Sulfur Dioxide (SO2)
2010 Primary 1-Hour SO2 Standard
Veale Township in Daviess County and Washington Township in Pike County make up the Southwest Indiana area designated by U.S. EPA under the 2010 Primary 1-Hour SO2 Standard.
- Documents – March 2, 2021 to October 24, 2018 [ZIP]
- Federal Register Notice Concerning U.S. EPA Approval of the Request for Redesignation and Maintenance Plan for the Southwest Indiana Nonattainment Area (Including Veale Township in Daviess County and Washington Township in Pike County) (March 2, 2021)
- Request for Redesignation and Maintenance Plan Submittal Documents
- Supplement to the Request for Redesignation and Maintenance Plan for Attainment of the Southwest, Indiana, IN Partial Daviess County (Veale Township) and Partial Pike County (Washington Township) 1- Hour Sulfur Dioxide Nonattainment Area (August 25, 2020)
- Commissioner's Order for Indianapolis Power and Light, Petersburg Generating Station (July 31, 2019)
- Southwest, Indiana, Partial Daviess County (Veale Township) and Partial Pike County (Washington Township) 2010 Primary 1-Hour Sulfur Dioxide Request for Redesignation and Maintenance Plan (October 24, 2018)