Document em845mJk0jX387750J46XozVy

demonstrating 'attainment or reasonable further progress in the nonattainment area which the particular change, will Impact.. d) An Increase that results from a physical change at a source occurs wnen 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 180 days. (Source: Amended at 12 111. Reg. 0118. effective March 28; 1988) Section 203.209 significant emissions - Determination A,net emission Increase In the pollutant emitted Is slgnftclant 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 matter: 25: tpy e) Ozone: 40 tpy of volatile organic compounds 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) No person shall cause or 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 material 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 of major modification solely by virtue of a relaxation In. or expiration of. any enforceable limitation which was established after August 7. 1980.'oil 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 commenced on the source or modification. (Source: Amended at 12 111. Reg. 61.18. effective March 22. 1988) ' Section 203.211 Permit Exemption Based on Fugitive-Emissions , _The.provisions of this. Part shall not apply to a source of modification-that, would be a major stationary source or. major.modification only ir fugitive emissions, to the extent quantifiable as evidenced, by. 3S 111. Ada. Code 201.122. are considered in calculating the potential to emit ' of the stationary source or modification and the . source does not belong to any of the categories i enumerated .In Section 201.206(d). 1 (Source: Added at 12 111. Reg. 61)8. effective ;: liafch 22. 1988) SUBPART C: REQUIREMENTS FOR MAJOR SntTTONARr SOURCES .-- INNOMATTAINHENT AREAS .Section .203.101. Lowest Achievable Emission .Rate a) for any source., lowest achievable emission rate (LAER) will be'the more stringent rate of. emissions. .based oa.the,,fallowing;., 1) The most, stringent emission limitation .which Vs.'contained, in-the Implementation plan' of any starte firr such^cTaSy or * * - 1 category of stationary source, unless it 1$ demonstrated, that, such limitation Is not achfevabTe: br... ; 2) The.most stringent emission limitation .* 4lctv is achieved In pfactlce by such a class or category of. stationary source. Hits limitation ^<hen.applied to a , modification..means/the lowest achievable emissions rate for the new or modified . emissions units within the stationary source, in no event- shall the application of-thls tem-perorit*' . proposed new of modified stationary source to. emit-any pollutant In excess of OSe amount il TOWaBTe under an applTtaOTe" new source performance standard adopted by USEPA pursuant to Section 111 of the Clean. Air Actandmadeappllcahle.in Illinois pursuant.to>Section 9.1 of the Act. b) The owner or.operator of a new major stationary source shall demonstrate that the control'equipment and process-measures" applied to the source.will produce LACR. ' c) The owner or operator of a major modification shall deniwsCfaCe that the control equipment* and process measures applled to the major modification will produce.LACR. This requirement applies to each emissions unit at whVcbr r' net-increase Inr emTss-Vons of-the- pollutant has occurred or would occur as a result of a physical change or change In the method of operation. - 30