SAN DIEGO COUNTY AIR POLLUTION CONTROL DISTRICT
RULE 260.40a - APPLICABILITY AND DESIGNATION OF AFFECTED FACILITY
(a) The affected facility to which this subpart applies is each electric utility steam generating unit:
(b) This subpart applies to electric utility combined cycle gas turbines that are capable of combusting more than 63 million kcal (250 million Btu/hour) heat input of fossil fuel in the steam generator. Only emissions resulting from combustion of fuels in the steam generating unit are subject to this subpart. (The gas turbine emissions are subject to Subpart GG.)
(c) Any change to an existing fossil fuel-fired steam generating unit to accommodate the use of combustible materials, other than fossil fuels, shall not bring that unit under the applicability of this subpart.
(d) Any change to an existing steam generating unit originally designed to fire gaseous or liquid fossil fuels, to accommodate the use of any other fuel (fossil or nonfossil), shall not bring that unit under the applicability of this subpart.