Document 6R3DOZzKrKyrdo9xXYrLJk3Mo

AR226-2412 BACKGROUND M AT IS C-8? AMMONIUM PERFLOROOCTNOATE FC-143 FC-118 (20% SOLUTION) CAS NO. 3825-26-1 CF3 (CF2)e C ^ O - NH. WHAT IS IT USED FOR? DISPERSING AGENT - POLYMERIZATION (USED SINCE LATE 1950'S OR EARLY 1960'S) WHERE IS IT USED? 'TEFLON' POLYMERS - ALL POLYMERIZATION BATCHES 'TEFLON' COPOLYMERS - FEP POLYMERIZATION HaW_IS_IT RELEASED TO ENVIRONMENT? AIR - FINE POWDER AND FEP DRYERS WATER - DISPERSION & FEP SUPERNATE STREAMS - FLOAT TANKS - FEP COAGULATORS - POLYMERIZATION UNIT STREAMS LAND - SUPERNATE PONDS (NOW CLOSED) - SOLIDS (SOME WET) SENT TO LANDFILLS /SLG 6/26/91 RJZO10002 EID951584 WHAT IS C-B? BACKGROUND 0 AMMONIUM PERFLUOROOCTANOATE - CF3 (CF2 >6 0 FC-143 0 FC-118 (20% SOLUTION) 0 CAS NO. 3825-26-1 WHAT IS IT USED FOR? 0 DISPERSING AGENT - POLYMERIZATION (USED SINCE LATE 1950'S OR EARLY 1960'5 WHERE IS IT USED? 0 TEFLON POLYMERS - ALL POLYMERIZATION BATCHES 0 TEFLON COPOLYMERS - FEP POLYMERIZATION 0 VITON, KALREZ FLUOROELASTOMERS RJZ010037 EID935495 TOXICOLOGY LIMITS TLV AEL CEGa CEGw ug/m3 100 10 0.3 - ' ggb 5.6 0.56 0.0015 1.0 CALCULATED DOSE - AEL - CEG 100 ug/day 6 ug/day RJZO10003 EXD951585 C-8 DETECTED WASHINGTON WORKS SITE SUPERNATE POND AREA - CONTAMINATED SOIL - GROUNDWATER (-20 FT.) WEST END OF SITE - WELLS 27 & 4 -GROUNDWATER (-75 FT.) NO. 5 OUTFALL - DISCHARGE TO OHIO RIVER WASHINGTON WORKS EMPLOYEES 1991 (VOLUNTARY TESTING) DRINKING WATER (LPSD) 1984 - 1989 1991 LETART LANDFILL SURFACE WATER - LEACHATE PONDOVERFLOW GROUNDWATER - WELL SAMPLES DRY RUN LANDFILL SUPERNATE SLUDGE t SURFACE WATER - UPPER POND - SEDIMENTATION BASIN - DISCHARGE STREAM ATPROPERTY LINE t GROUNDWATER - MONITOR WELLS *Revised analytical method PPM 100 100 P& 2-4 40 PPM UP TO 5 PPB 0.7 - 2.2 3.8* PPM --2-3 0.05 - 0.7 PPM 75-100 2-3 2-3 0.04 - .2 PPB 2-5 RJZO10004 EXD951586 RJZO10005 EID951587 EID951588 90ooiozra COMMUNICATIONS WITH REGULATORY AGENCIFS DATE 6/9/81 6/5/85 9/2/86 7/30/87 9/15/87 12/17/87 6/30/89 9/21/89 2/9/90 8/23/90 12/14/90 AGENCY WV-DNR WATER RESOURCES EPA, REGION III PERMIT NPDES WV00O1279 NO. 005 DISCLOSURE FC-143 0.1 HG/L BIRTH DEFECTS EPA REGION III WV-DNR RCRA WVD045875291 FC-143 ANAEROBIC PONDS PPB-AQUIFER WV-DNR (5 COPIES) SENT TO EPA, REGION III NPDES MV0001279 NO. 002 NO. 005 SURFACTANTS WV-DNR, DIVISION OF WATER RESOURCES LPSD WV-PSC WV-DNR (5 COPIES) SENT TO EPA, REGION III EPA, REGION III WV-DNR WV-APCC WV-DNR WASTE HGMT NPDES WV0|iO1279 CLOSE PONDS WV NO. IWL-6287-82 RECEIVE SLUDGE NONE NPDES WV0076066-PERHIT APPLICATION FC-143 85 PPM 7,100 TONS FC-143 1-2 PPB IN AQUIFER FC-143 1-3 PPM IN STREAM/WELLS RCRA WVD045875291 (CORRECTIVE ACTION) LUBECK PUBLIC SUPPLY WELLS PPB - C8 NPDES-PERHITS WV0076244 WV0076066 WV NO. 3495 FC-143 85 PPM IN SLUDGE EPA, REGION III WV-DNR WV-APCC RCRA WVD045875291 (CORRECTIVE ACTION) ANAEROBIC PONDS DISCUSSION C-8 PPM DETAILED REVIEW RJZ010007 EXD951589 SIEPS TO REDUCE EXPOSURES wnm m s CONVERTED TO LIQUID C-8 (20% IN HATER) EMPHASIS PROGRAM ON SKIN EXPOSURE mug INSTALLED AIR SCRUBBER ON F.P. DRYERS CLOSED SUPERNATE PONDS - 1988 PURCHASED LPSD HELLS - TURNOVER EXPECTED - 10/91 RCRA 'CORRECTIVE ACTION' PERMIT - VERIFICATION INVESTIGATION WORK PLAN -- SUBMITTED 2/90 -- SUPERNATE PONDS ARE Stiff) " proc^ sEhaterING lpss wells into p u m - U OF D STUDY (ELECTRO-CHEMICAL 'IN-SITU' TREATMENT) EID951590 RJZ01000S CONCLUSIONS t TOXICOLOGY HAS BEEN DISCLOSED . PRESENCE OF C-8 IN THE AQUIFER HAS BEEN REPORTED TO REGULATORY AGENCIES AND THE LPSD DISCHARGE FROM SITE AND LANDFILLS IS REGULATED BY NPDES PERMITS NO 8(e) NOTIFICAfION IS WARRANTED AT THIS TIME NO HEALTH HAZARD EXISTS BASED ON INFORMATION WE HAVE TODAY MOVING THE WATER SUPPLY FOR THE LUBECK SYSTEM SHOULD REDUCE EXPOSURE EVALUATE OUR POSITION WHEN 3M - NOEL STUDY RESULTS ARE AVAILABLE THIS FALL NO ADDITIONAL NOTIFICATIONS ARE NEEDED RJZ010009 EID951591