AR226-2213 EID368665 Current Permit/Applieation/PDF 1823A 815D 815D 13S3A Pre-Existing 614A 614A 781 1953 2365A Note: For some vents the surfactant rate Is less than the total particulate reported In Air E Note: If emissions are sent to T6IZCE then emissions from T6IFCE are reduced.

AR226-2298 EID747558 FP/D D1 Cooler FP/D D3 Cooler FP/D D2 Bypass FP/D D3 Bypass Current Permit/Application/PDF # 1823A 815D 815D 1353A Pre-Existing 614A 614A 781 1953 2365A 2365A 2365A Note: For some vents the surfactant rate Is less than the total particulate reported in Air Emissions Inventory which can Include polymer dust.

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AR226EDD0074384 CO CM Current Permit/Application/PDF #_________ 1823A 815D 815D 1353A Pre-Existing 614A 614A 781 1953 2365A Note: For some vents the surfactant rate la less than the total particulate reported in Air Emissions Inventory which can include polymer dust.

AR226-2170 EID274718 Current Permit/ Appllcatlon/PDFJ. 1823A B15D 815D 1353A Pre-Existing 614A 614A 781 1953 2365A Permit Vent ID_ T7IME T8IFCE T6IZCE 164-5E 164-2S 183-E-28 163-E-11 163-E-33 242 C1FSE Stack Stack Stack Stack Base Stack Stack Stack Reg 29 Unit ID TIM TIF TIZ THJ THG CDT CDW CDB CEH CFS Reg 29 Vent ID 662 647 699 652 658 231 232 216 242 274 Zone 17 UTM-E UTM-N 442025 4346847 442084 4346833 442102 4346811 441920 4346767 441923 4346756 441939 4346773 441940 4346772 441960 4346788 441954 4346741 441787 4346744 Diameter (ft) 1.33 1.5 1 1.96 1.63 0.82 2.08 1.3 0.67 0.69 Diameter (m ). 0.405 0.457 0.305 0.598 0.497 0.251 0.635 0.396 0.204 0.210 Height (ft) 150 59 63 70 68 71 66.6 60 70 110 Height Elevation (m) .

AR226-2200 EID 384430 Current Permit/Applicatlon/PDF #_________ 1823A 8150 8150 1353A Pre-Existing 614A 614A 781 1953 2365A Note: For some vents the surfactant rate is less than the total particulate reported in Air Em issions Inventory which can Include polymer dust.

------------ -- AR226-2470 1/25/00 DRAFT Responses to GE questions made by Dale VanDeVelde on 1/5/00. 7) C-8 storage and use history Dupont Fluoroproducts began the use o f Ammonium Peifluorooctanoate, C-8, in the early 1950's.

3M General Offices 3M Center St.

3M Specialty Materials 3M Center St.

AR226-1308-2 s-c* ?

AR226-2222 EDD0078951 Stack Parameters Permit Number 1881253DA Pre1-86E3115x543iDAsAting 671841A 1953 Semi-wor2k3s6A5Application SSeemmiiwwoorrkkss AApppplliiccaattiioonn Semiworks Application "Vent ID T61ZCE consists of 18 one-foot diameter vents.

AR226- CO CM CM 815D (FP/D) 815D (FP/D) 614A(FEP1) 614A(FEP2) 1953(FEP3) 2365A (PFA) SOURCE ID 647 659 231 232 242 274 2003 Production annual lb 0 4,300,000 2,700,000 2,500,000 3,903,900 3,903,900 3,346,200 1,977,000 Fraction QPU to Dryer 0.0025 0.0035 0.0045 0.0051 0.0051 0.0051 0.0065 0.92 0.4 0.4 0.4 0,7 EMISSION EMISSION Scrubber RATE RATE E ff (lb/vr) (O/S) 0.85 4340.1 0.0625 0.93 557.5 0.0080 0.93 557.5 0.0080 0.93 477.8 0.0069 0.93 629.7 0.0091 FEP Total 11,154,000 Split Lines 1,2,&3 as 35/35/30 Line 3 QPU raised to 0.0051 per current operations EID677987

AR226-2299 EID747569 Current Permit/Application/PDF # 1823A 81SD 815D 1353A Pre-Existing 614A 614A 781 1953 2365A 2365A 2365A FP/D D1 Cooler FP/D 0 3 Cooler FP/D D2 Bypass FP/D D3 Bypass permit ________________________________________ Vent ID Monomer T7IME FPD T6IFCE FPD Gran T6IZCE 164-5E Gran 164-2E FEP FEP 163-E-26 163-E-11 FEP 163-E-33 FEPL3 PFA 242 C1FSE PFA C1FKE PFA C1CAE FPD FPD T6IXE T6IYE FPD T6IEE FPD T6IFE Note: For some vents the surfactant rate is less than the total particulate reported in Air Emissions Inventory which can Include polymer dust.

AR226-2412 BACKGROUND M AT IS C-8?

AR226-2176 EID384427 Current Permlt/Appllcation/PDF_#______________________ 1823A 815D 815D 1353A Pre-Existing 614A 614A 781 1953 2365A Note: For some vents the surfactant rate Is less than the total particulate reported in Air Emissions Inventory which can Include polymer dust.