Helpful Links Allegheny County Allegheny County Allegheny County Assessment Information Stormwater Management Information Three Rivers Wet Weather Program Allegheny County Health Department Local Schools Carlynton School District St. Margaret's of Scotland Bishop Canevin High School St. Phillip School Neighboring Boroughs Borough of Crafton Borough of Carnegie Borough of Thornburg Borough of Pennsbury Village County, State, and Federal Officials Serving Rosslyn Farms Pennsylvania Governor Tom Wolf Website County Council District: 12 Robert Palmosina Website Senator District: 37 Devlin J. Robinson Website PA Representative District: 45 Anita Kulik Website Congress District: 18 Conor Lamb Website