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PHILIP C OHN PROPERTY <br /> ' (formerly Dick Mau Trucking) <br /> 3755 E. Munford, Stockton, California <br /> Phase I Investigation Report <br /> ' <br /> 1.0 PROJECT IDENTIFICATION <br /> The goal of this project was to determine the vertical extent of soil contamination, and <br /> ' possiole ground water impacts associated with the former leaking under+round fuel tanks <br /> removed in 1991 <br /> 1 1 Site Description and History <br /> The Philip Cohn property is currently occupied by Pacific Coast i�ecreation, .I boat <br /> trailer manufacturer One 10 000 gallon diesel tank and one 1 ot* gallon Yr,5ohre <br /> tank, previously used by a trucking company, were located near the north,"'est <br /> . corner of the of a metal warehouse type building (Fiaui e 2) On stay 2A, I QS 1, the <br /> ' two underground tuel tanks were remo-vcd aloi,g with the assnc:ated i)icing and <br /> pumps <br /> ' Soil samples obtained from the area between the pump and the tacks contained <br /> significant concentrations of easoline, toluene, ethyl henzer e and xc,lenes I no <br /> benzene) The soil samples obtained from depth ran`,ng from 9 to 14 fect <br /> lay 24, 1997 Laboraton Results <br /> Saiu ale I P_ Gasoline Dsc5e1,'Oil �en�ene_ 7 u1t1Eue E Benzene i k%aenees <br /> ' 1()K east 14' NA ND �D 111 in� [ti 3K m T P- 270 in <br /> ]E_ <br /> iOK �Ncst 13' NA ND ND ND <br /> I k o, -460 m NA ND ND ND ��46 <br /> ' \ute N a \ot Arwl%a,d \D- \ori Dei-. , <br /> 1.0 SCOPE OF WORD <br /> M J Kloberdanz & Associates drilled a single soil boring to a depth of 70 feet on <br /> Notiember 10 1997 The bormg was located ncar the east ?nil of the former tanks and <br /> ' was sampled every five feet to, determine the JCI)th of Soii contamination previously <br /> detected during the tank removal <br /> F IEE and Oxygenated <br /> �•� Fire soil samples were chosen fi�i analti3is of TPH(�1, y,. <br /> Compounds based on the PID i eadin`,s Cs ou idl .ter was not encountered during the <br /> boring but is estimated at 90 to 100feet by the Stockton. East irrigation District (contact <br />