The United States Environmental Protection Agency (USEPA) is finalizing a May 21, 1998, proposal to approve an Ohio State Implementation Plan (SIP) revision to remove the air quality triggers from each of the following Ohio maintenance area contingency plans: Canton (Stark County), Cleveland (Lorain, Cuyahoga, Lake, Ashtabula, Geauga, Medina, Summit and Portage Counties), Columbus (Franklin, Delaware and Licking Counties), Steubenville (Jefferson County), Toledo (Lucas and Wood Counties), Youngstown (Mahoning and Trumbull Counties) as well as Clinton County, Columbiana County and Preble County.