Document Xd93zoe3RevEq9vDyDYVmDww

AR226-1973 *. 1 - 1 T REV.1- CSUtUSKESBO Z E . I. d u P o n t d e N e m o u r s 5t C o m p a n y p . o . Box \Z\7 P a r k e r s b u r g , W* V a s s i o i POLYMER PRODUCTS DEPARTMENT CC: A. R. Behnke T. L. Schrenk J. P. Doughty C. E. Steiner C. R. Campbell P. Thistleton D. A. Erdman G. E. Washburn I. W. Goin . R. J. Zipfel J. H. Hale - Wilmington May 12, 1981 Robert I. Wevodau, Jr. Engineering Department Wilmington - L 13W26 TIME-WEIGHTED AVERAGE ANNUAL C-8 CONCENTRATIONS AND FOR A TYPICAL DAY AT VARIOUS WASHINGTON WORKS LOCATIONS Attached is information received from the National Climatic Center concerning wind distributions by Pasquill Stability Classes for a typical year in the Parkersburg, West Virginia area. With this weather information along with information sent to you recently regarding Teflon C-8 emissions, please calculate the following for those areas listed in Table lc Expected time-weighted average annual C-8 ground-level concentration. Most likely time-weighted average 8-hour C-8 ground-level concentrations using the prevailing weather conditions. AJP002539 Attachment JGL/nsw Joseph G. Loschiavo There's a world of things we're doing something about EID079394 IN 1 TABLE I . WASHINGTON WORKS LOCATIONS BUILDING OR AREA DISTANCE FROM CENTER OF TEE DRIER EXHAUST STACKS (FT.) DIRECTION FROM CENTER OF TFE DRIER EXHAUST STACKS Adniinistratve Bldg. - Bldg. 1 Cafeteria - Bldg. 5 Powerhouse - Bldg. 30 Lucite Office Bldg. - Bldg. 143 Teflon Office Bldg. - Bldg. 168 Butacite Office Bldg. - Bldg. 226 4 R & D Bldg. - Bldg. 22 Incinerator Carr Bldg. - Bldg. 170 Nylon Office HLdg. - Bldg. 150 Delrin Office Bldg. - Bldg. 200 Central Laboratory - Bldg. 3 Building 10 - Office Bldg. 2000 Ft. North of TFE Stacks C & P Bldg. - Bldg. 2B0 1,150 675 375 1,225 700 850 650 2,600 675 1,200 925 800 . 200 2,000 2,300 166 141 108 112" 248 122 200 90 275" 104" 230" 160 8 0 105" ' AJP002540 JGL 5/12/81 EID079395