Butler County Air Permits

Map of these facilities: http://j.mp/PermitHouse

AK Steel–Butler Works and Review Memo — Butler Township
Alcoa Commercial Windows (Kawneer Traco) and Review Memo — Cranberry Township
Armstrong Cement and Supply, 2012 Review Memo2013 Review Memo, and 2016 Review Memo — Winfield Township
BNZ Materials and Review Memo — Zelienople Borough
Calumet Penreco and Review Memo — Karns City Borough
INDSPEC Chemical and Review Memo — Petrolia Borough [closing September 30, 2017]
Mercer Lime–Branchton Plant and Review Memo — Slippery Rock Township
Seneca Landfill and Review Memo — Jackson Township
Slippery Rock University and Review Memo — Slippery Rock Borough
Sonneborn–Petrolia Plant and Review Memo — Petrolia Borough
Waste Management–Northwest Sanitary Landfill and Review Memo — Clay Township