Intervention_Category: Regulation/Standard; Intervention_Subcategory: wastewater; Ag1_NonAg2_Both3: 2; Rulemaking_Agenc_.Level: Federal, State; Implementing_Agency_Level: State; Promulgating_Policies: 33 U.S.C. Section 1342; 40 C.F.R. PART 122 (USEPA Administered Permit Programs)(122.23 NPDES CAFOs); part 123 (State Program Requirements); WI Stat. 281, 283; NR 216; Short_Intervention_Description: The Clean Water Act and Wisconin Code Ch. NR 110 regulates point source discharges of pollutants to waters of the state through the Wisconsin Pollutant Discharge Elimination System (WPDES) program. Here, municipal wastewater treatment facility permittees.; Intervention_area_ha: 24565.8; Data_Sources: WI DNR WPDES website: http://dnr.wi.gov/topic/wastewater/permits.html; accessed August 2012.; Mapping_Rationale: Parcel of municipal wastewater treatment facility permittees.