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REPORT - REPORT MAXIMUM CONCENTRATION 'RECOMMEN, CLEAN-UP MCL/ - RECOMMENDED CLEAN=UP DATE TITLE, ENCOUNTERED DED LEAD, GOALS SMCL ; GOALS FOR THIS SITE KLEINFELDEK' ",:AGENCY`'.. (SOIL) (DRINKING FILE NUMBER : WATER) AND SITE r DESCRIPTION ,W (continued (continued from Areas Proposed for Non-Residential Use Areas Proposed Areas Proposed Areas Proposed Areas Proposed for Non- from previous page) Borings 5-1 throueh 5-4,and 5-7): for Non- -- -- previous Residential Use Residential Use Residential Use through 54,and 5-7): page) (Borines 5-1 Borines 5-1 Borings 5-1 • through 5-0, through 5-4, through 5-4, and 5-7): and 5-7): and 5 (continued from previous page) (continued from (continued from (continued from (continued from previous page) previous page) previous page) previous page) 2/24/97 "Limited Phase II Zn=34 mg/kg in soil PHS/EHD zinc(soil)=5,000 no known Zinc(soil)=5,000 mg/kg(TTLC) Soil and Ethylene Glycol= 11 ppm in soil at a mg/kg(TTLC) regulatory levels and 250 mg/L(STLC) Groundwater depth of 10 ft and ND in soil from a and 250 mgfL for Bis(3- ethylene glycol(soil)= 10,000 Assessment, depth of 15 ft in an isolated boring. (STLC),PRG-r ethylhexyl) mg/kg or Septic Groundwater is at a depth of 20 to 25 (mc)=23,000 phthalate g/kg,PRG-i(nc) Diethylphththalate Systems...." feet in these borings. =100,000 mg/kg (File 20-3978- 01.WR5) TPH-UEH= 110µg/L ethylene glycol (soil):PRG-r(nc) (>C10)in groundwater =13,000 mg/kg, Borings 5-1 Bis(3-ethylhexyl)phthalate=310µg/L PRG-i(max)= • through 5-4 and in groundwater 10,000 mg/kg 5-7 were all Diethylphthalate=28µg/L in groundwater advanced in the factory complex area. This area is planned for"non- residential"use (commercial or industrial) 20-3978-01.W35/20171-308 Page No.47 of 66 © 1997,Kleinfelder,Inc. August 8, 1997