Regulacje i polityka gospodarcza · 13/09/1995
USEPA Removes All TSP Designations in Wisconsin
The Environmental Protection Agency (EPA) has removed all total suspended particulate (TSP) area designations in Wisconsin, following a request from the Wisconsin Department of Natural Resources (WDNR) to redesignate several cities from nonattainment to attainment or unclassifiable for particulate matter (PM).