35 Ill. Adm. Code 214.182
Prohibition
Section 214
Section 214.182 Prohibition
No person shall cause or allow
the total emissions of sulfur dioxide into the atmosphere in any one hour
period from all fuel combustion emission sources, located outside of the
Chicago, St. Louis (Illinois) or Peoria major metropolitan areas, owned or operated
by such person and located within a one mile radius (1.6 km) from the center
point of any such fuel combustion emission source to exceed the emissions
determined by the following Sections 214.183 through 214.185, whichever is
applicable.