EPA Proposes Approval of Wisconsin's Air Plan Revision to Address Deficiencies and Meet Clean Air Act Requirements

Summary

The Environmental Protection Agency (EPA) is proposing approval of a revision to Wisconsin's state implementation plan to address deficiencies identified in previous disapprovals and to meet the required elements of the fine particulate matter (PM 2.5) PSD Increments, Significant Impact Levels (SILs), and Significant Monitoring Concentration (SMC) Rule, as well as other Clean Air Act requirements.