Indiana New Source Review regulations & environmental compliance analysis
Indiana New Source Review : What you need to know
Governing Law and Regulations
Nonmajor source construction permits:
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Indiana Department of Environmental Management (IDEM) Office of Air Quality (OAQ)
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Indiana requires a facility to either register or apply for and obtain a construction permit before beginning construction of a new source or modifying an existing source. New major sources or modifications to existing major sources must comply with the applicable provisions of nonattainment New Source Review (NSR) and/or Prevention of Significant Deterioration (PSD), depending on the attainment status of the area in which the source is located and the type and quantity of air pollutants emitted.
Indiana currently has several counties that are in nonattainment of one or more of the National Ambient Air Quality Standards (NAAQS). The provisions of nonattainment NSR apply to new major sources or major modifications in those areas, while PSD requirements apply to attainment areas. Indiana administers state implementation plan (SIP)-approved nonattainment NSR and PSD programs. Therefore, the provisions of federal nonattainment NSR, PSD, and any amendments are not effective in Indiana until a SIP revision ...