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Site Closure Report <br /> March 27, 1992 <br /> Page - 7- <br /> 1r <br /> TABLE 1 <br /> Laboratory Analyses <br /> �. (3/10/92) <br /> B T E % TPH-G <br /> GAS <br /> DeteotiQn Limits 5.0 5.0 5.0 5.0 2.5 <br /> Reporting Unite pg/kg pg/kg pg/kg pg/kg mg/kg <br /> (Sample ID) <br /> &W <br /> 157A-W-13 ND ND ND ND tm <br /> 157A-S-13 HD ND ND 6.9 ND <br /> 1�. <br /> 157A—E-13 5.3 9.9 ND 26 ND <br /> 15 7A-N-14 ND ND ND ND ND <br /> 157A-N-7 630# 67000# 53000# 420000# 43001 <br /> 157A—Bottom-17 ND ND ND ND HD <br /> V <br /> 157A-Spoils-A ND# 79001 7200# 59000# 750# <br /> iL-157A-Spoils-B 1 <br /> 1000# 240001 13000# 77000# 9001 <br /> yunit conversions: B,T,EoX - benzene, toluene, et y enzene, an xy ene. <br /> pg/kg: parts per billion (ppb) TPH-G = total petroleum hydrocarbons, quantified as gasoline. <br /> mg/kg: parts per million (ppm) ND = none detected at limit indicated. <br /> # = detection limit raised due to high levels of petroleum <br /> constituents. <br /> The San Joaquin County Environmental Health Department <br /> a.. <br /> recommended that the remaining gasoline contaminated soil on the <br /> Lo north wall of the excavation be removed. <br /> Lo On March 25, 1992, Jim Thorpe Oil and Condor removed an <br /> additional 4 cubic yards of soil from the north wall of the <br /> excavation at depths between 4 and 10 feet below the ground <br /> surface. A ramp was cut into the south wall of the excavation to <br /> obtain access to the north wall. During the excavation, all <br /> LN observed stained soil was removed from the north wall. FID <br /> L. <br /> CONDOR <br /> it <br />