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concentration is within the range of the concentrations from the unleaded tanks (Table 1). <br /> 5.2 Stockpile Samples <br /> Low to moderate concentrations of petroleum hydrocarbons were detected in all stockpile samples <br /> except that from the East stockpile (Table 3). Three species of dichlorobenzene were also detected in <br /> the waste-oil stockpile, as were elevated concentrations of lead and zinc. <br /> TABLE 2 <br /> Analytical Results: Alpine BP, Stockton, CA <br /> Sample All renults arc in mg/kg <br /> IDN Daten,seoe r11'C' @ypg7`5.—TS'1Sn-G�{IU'Iben X�len._� C..il(h➢W�_Chrn_ m_ T,Qd Nickel IiIQ <br /> Tank 4 9/14:74 ND NO --- ND ND ND NO 0.012 ND 37 56 42 61 <br /> Volatile I LakrarMms <br /> NO on all test, <br /> PCB ND <br /> ND = Nor detected, — = Not anulyzotl, Ethylben. = Ethylbenrxnc, Chmm.= Chromium, O&G = Oil&Grease <br /> TABLE 3 = ------ <br /> Stockpile Analytical Results: Alpine BP, Stockton, CA <br /> san,pie <br /> ma Dale Gar /111 resWls are:n mghg <br /> — hXclensCadmium f d 1 .t,i_—Z. <br /> £W-1 1,100 ND 1 <br /> 0.6 14 5.6 <br /> W2 120 _— __ — ND 0.23 0.16 3.6 __ 12 ___ _-- <br /> %✓•3 53 — __ .— 0.014 0.33 0.30 3.4 — — 27 <br /> W0,026 <br /> 4 12 — .—. —. 0 026 0.15 0.07 0.56 — _... — <br /> W-5 2.2 -- —. _._ ND 0.008 0.006 0.064 -- <br /> W-6 3,ax _ -- — 8.8 ---- <br /> -- — ND 6.3 5.6 47 — 11 <br /> E-Stockpile ND -- — ND ND ND ND j -- �— <br /> Tank 9/14/95 7.3 210 -- 3;400 ND 0.027 0.024 0.17 ND 31 110 27 410 <br /> Volatil:Y,alocarbons -8&8 <br /> 1,2 Diuhlorzibem x 220 <br /> 1,3 Dichlorabenmrle 15 <br /> 1,4 Dichlarobm- wo 58 <br /> PCB ND <br /> 1,2 Dia hlombemxne 17 - - <br /> Naphthalene 0.58 <br /> 2-hlethylnephttalene 0.90 <br /> All Other 1481UC::Ybans NO <br /> ND = Not detected, -- = Not aaelyrtxl, ahyib n. = Ethylbet¢ene, Chr(m= Chromium, O&G = Oil&Oreane <br />