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<br />lj.. <br /> <br />e <br /> <br />e <br /> <br />. <br /> <br />UPA <br /> <br />Unit 1 - 176 X 106 BTU/hr. <br />Unit 2 - 176 X 106 BTU/hr. <br />Unit 3 - 281 X 106 BTU/hr. <br /> <br />Total = 633 x 106 BTU/hr. <br /> <br />Permit issued 11/25/86 - would be regulated as Class A under the new MPCA rules. <br /> <br />Regulated Items Class Al Old Class A New Existing Plantz.3 <br /> Standards Standards Federal Guidelines <br />PM <br />Front half -- 0.015 gr/dscf <br />Total 0.02 gr/dscf 0.020 gr/dscf 69 mg/dscm <br />PCDD/PCDF <br />Total -- 30 ng/dscm 60 ngl dscm <br />2,378 TCDD 3 ng/dscm -- <br />equivalent <br />Acid gases <br />HCL 90% or 50 ppm 90% or 25 ppm 50% or 25 ppmv <br />SOz -- 70% or 30 ppm 50% or 30 ppmv <br />Carbon Monoxides <br />(RDF) 400 ppm 200 ppm 200 ppmv <br />Opacity 20% 10% 10% <br />Hg (RDF) -- <br />(short-term) 50 ug/dscm or measured as PM <br /> 85% <br />(long-term) 90 day 30 ug/dscm or <br />test 85% <br />15 month test 30 ug/dscm <br /> <br />IState Register <br />zFederal Register, p. 5516 2/11/91. <br />3Assumes UPA plant is in the large MWC plant category. <br /> <br />maw:ENV 149004/UP Atbl. wp <br />