Document N2wV9QrMrvanewyDwKnRvVDnR

demonstratlng'attatnment or reasonable farther progress in the nonattatnment " area which the particular change, will tapact. d) An Increase that results from a physical change at a source occurs when the emissions unit on which construction occurred becomes operational and begins'to emit a particular pollutant. Any replacement unit that requires shakedown becomes operational only after, a shakedown period not to exceed 111 days. (Source: Amended at 12 111.- Reg. till. effective March 28, 1988) Section 203.209 Significant emissions - Determination A.,het emission increase In the pollutant emitted Is stgnflclant' if the rate of emission Is equal to or In excess of the following: a) Carbon monoxide: 100 tons per year (tpy) . b) - Nitrogen oxides: 40 tpy c) Sulfur dioxide: 40 tpy.. d) Particulate nutter: 25 tpy e) Ozone: 40 tpy of volatile organic conpounds f) lead: 0:6 tpy (Source:. Amended at 12 111. Reg., 6118. effective March 22; 1988) Section 203.210 Relaxation of a Source-Specific limitation a) Mo person shall cause dr allow the operation of a source so as to exceed any enforceable .limitation which affects or .defines the applicability of the requirements of this Part to a stationary source or.modification - by. specifying the permissible emission rate, operating hours, the type'or amount of outerlal processed, stored or combusted, or other-aspects of source operation. b) At such time that a particular source or modification becomes a major stationary source or major .modification solely by virtue of a relaxation In. or expiration of, any enforceable limitation which was established 'after August 7. 1980. oh the capacity of the . source.or modification otherwise to emit a pollutant, such as-a restriction on hours or -operation, then the requirements of this Part shall apply as though construction had not yet comnenced on the .source or modtf tcatlon. (Source: Amended at 12 111. Reg. 61.18. effective March 22. 1988) Section. 201.211. Permit Exempt Ion Based on Fugitive .Emissions l, . . '...The.provisions of this. Part shall not apply to a source of.' modtf teal-ion. -that, would be a ma;or . stationary source or. major.modification only If - fugitive emissions, to the extent quantifiable as evidenced, by IS 111 ., Ada. Code 201.122. are considered W.calculatt.ng the potential to emit ' of the stationary source or modification and the . source does not belong to any of the categories ' enumerated[.In Section 203.206(d). 1 (Source: Added at 12 111. Reg. 61)8. effective . : )iardi 'Z2'.' 1988) . , .. SUBPART C: RCgUIROlCMTS FOR MAJOR STA?WHARF. SOURttS . ........... IN XCtNATTAIKMCXT AREAS .. Section .203.101. .lowest Achievable (ml is Ion =.. Rate - .a) For any source., lowest achievable emission rate (LACR).will be 'the more stringent rate of. emissions based oa. the.,followings. 1) The most, stringent emission limitation which Is-contained.-In-the Implementation plan' of any sixte~far- sucir'cTasc-or category of stationary source, unless It Is demonstrated: that such limitation Is nor achfevabTe: dr. , 2) Tbeaost stringent emission limitation whtch--is: achieved:'fat practice bf such a class or category of. stationary source. This 1 VxltqtIona :when applied to a , modification..means, the lowest achievable . emVss'lpns rate'-"for (he new'dr modified ' emissions units within the stationary source, in no event shall the application oHkts-lw permit-a-. proposed new. or modified stationary source to. emit.-any.pollutant tn excess of CNe'amount' 'a'l TdiaBTe unde'r'an- applttable-'new source performance standard adopted by USEfA pursuant to Section 111 of the .. tlean. Air Act and:made-.app.llcable~.1n.. Illinois pursuant.to-,Section 9.1 of the Act. I, b) the owner or.operator of a new major .. ' stationary source shall demonstrate that the control- equipment and process-measurerApplied to the source.will, produce IAER. . ' c)..ilie owner or operator of i major modification shall demonstrate that the^ conrrorequtpment*"' and process measures appl led to the major modification will produce IACR. This requirement applies to each emissions unit at wh1d-e`iiet"Increase-'far emtsstons-of- -the*-pollutant has occurred or would occur as a result.or a physical change or change In the method of operation. - 30 -