Regulation & law · 13/09/1995Updated: 10/18/2026 · 1 min read

USEPA Proposes to Remove All TSP Area Designations in Wisconsin

The Environmental Protection Agency (EPA) is proposing to remove all total suspended particulate (TSP) area designations in the state of Wisconsin, following a request from the Wisconsin Department of Natural Resources to redesignate all areas from nonattainment to attainment.