Document dQVE9qxG0NjBroNm8wmqq5D3G

1992 CAII CONSOLIDATED AUDIT CEI REVIEW PRESENTATION DOCUMENTATION JULY 1992 ODOR THRESHOLD CIRCLES DO C.ONF jOFNTT Al * * + * * DOW CONFIDENTIAL ****** DOW CONFIDENTIAL * If tr * * DOW CONFIDENTIAL * * * * W CHEMICAL EXPOSURE INDEX PLANT: CAII LOCATION: LAD CHEMICAL: CHLORINE TOTAL QUANTITY IN PLANT: 300000.00 lb LARGEST SINGLE CONTAINMENT: 250000.00 lb STORAGE TEMPERATURE: -10.00 deg F STORAGE PRESSURE: 22.70 psia BOILING POINT: -29.20 deg F FLASH POINT: 0.00 deg F MOLECULAR WEIGHT: 71.00 EEPG CONCENTRATION; ' 1.0 ppm EXPOSURE RISK POTENTIAL SUMMARY 'V ~ HEALTH HAZARD FACTOR: 4 (1.0 - 9.9) A QUANTITY FACTOR: 3 (1,000 lbs - 10,000 lbs) 10LECULAR WEIGHT FACTOR: 4 ( > 45) PROCESS PENALTIES: 2 (overpressure or run-away react::" potential) ; ISTANCE O THE PUBLIC 0 DOW PLANTS O OTHER BUSINESSES DISTANCE FACTOR 3 (1000 ft - 5279 ft) 4 ( < 1000 ft) 3 (1000 ft - 5279 ft) E.R.P. VALUE 288 384 288 XPOSURE RISK POTENTIAL TO THE PUBLIC = 288 IANNUAL REVIEW - SITE, SUPERINTENDENT AND MAJOR MANAGER HE CHEMICAL EXPOSURE INDEX IS A SIMPLE, EMPIRICAL AND RELATIVE METHOD IR RATING THE TOXIC HAZARDS OF CHEMICALS IN A QUANTITATIVE MANNER. ** FOR INTERNAL DOW USE ONLY ** " DOW CONFIDENTIAL ****** DOW CONFIDENTIAL ****** DOW CONFIDENTIAL ***** DO A 046893 GONFTDFNTT Al **** DOW CONFIDENTIAL ****** DOW CONFIDENTIAL ****** DOW CONFIDENTIAL ***** DISPERSION SUMMARY TOTAL DISCHARGED = RELEASE DURATION =* MOLECULAR WEIGHT EEPG CONCENTRATION 6795 .20 LBS 15 .00 MIN 71 .00 1.0 ppm SOURCE HEIGHT = 0.00 FT- SPILL AREA = 1000.00 FT**2 SOURCE TEMPERATURE - -29.20 DEG F AMBIENT TEMPERATURE - 86.00 DEG F THE RELEASE IS A LIQUID SPILL THE RELEASE IS CONTINUOUS THE RADII OF EXPOSURE ARE BASED ON PEAK CONCENTRATIONS CCNC (ppm) RADII OF EXPOSURE (miles) 3 ground level - 3 plume center line UNSTABLE 12. mph (20 %)* NEUTRAL 8 . mph (40 %)* STABLE 4 . mph (40 %) 1 . 0 1.321 7.511 10.0 0 . 438 1.776 100 . 0 0 . 160 0.459 APPROXIMATE % OF TIME IN THIS WEATHER CONDITION 60.807 8.238 1.730 NSTABLE ATMOSPHERIC CONDITION - SLIGHT SOLAR RADIATION WITH LOW WIND SPEEDS (<10 mph) OR STRONG RADIATION WITH HIGH WIND SPEEDS (>10 mph) . EUTRAL ATMOSPHERIC CONDITION - WELL MIXED ATMOSPHERE DUE TO MODERATE/STRONG WIND SPEEDS (>7 mph) AND SLIGHT/MODERATE SOLAR RADIATION. ANY OVERCAST CONDITION. TABLE ATMOSPHERIC CONDITION - LOW WIND SPEEDS <<10 rr.ch) AT NIGHT. DO A 046894 CONFTDFNTTAI, C HEM EXPOSURE INDEX IS A SIMPLE, EMPIRIC RELATIVE METHOD ;r rating the toxic hazards of chemicals in a quantitate;e manner. ** FOR INTERNAL DOW USE ONLY ** DCW CONFIDENTIAL ****** DOW CONFIDENTIAL ****** DOW CONFIDENTIAL ***** 00 A 046895 OONFTDFNTTAI