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TABLE 5 <br />SOIL ANALYTICAL RESULTS - HCID, NWTPH and BTEX <br />AREA 18 and UST 10 <br />Sample HCID IYWTPH (mg/kg) BTEX (mg/kg) <br />Identification <br /> Gas Diesel Oil B T E X <br />UST-9* Diesel -- 65,000 G 100 -- -- -- -- <br />UST9-1-12.0 -- -- 36 <68 -- -- -- -- <br />UST9-2-12.0 -- -- QO <68 -- -- -- -- <br />UST9-3-9.0* -- -- <18.1 <60.2 -- -- -- -- <br />UST9-4-9.0* -- -- 3,290 <~8.8 -- -- -- -- <br />UST9-5-12.0 -- -- Q1.1 <70.4 -- -- -- -- <br />UST9-6-13.5 -- ~3.9 278 <61.7 <0.0617 <0.123 <0.123 <0.37 <br />UST9-7-Li.O -- <3.09 <18.5 <61 J -- -- -- -- <br />UST9-8-14.0 -- Q.8~1 <17 v6.8 -- -- -- -- <br /> <br />UST9-BF-1* <br />-- -- ~3,800 <600 <br />-- <br />-- -- -- <br /> <br />UST9-BF-2* <br />-- -- 3,200 <~7 <br />-- <br />-- -- -- <br /> <br />UST9-BF-3* <br />-- -- 1,500 <59 <br />-- <br />-- -- -' <br />UST-10* ND -- -- -- -- -- -' -- <br />Soil Matriz NA 80 ~00 500 NA NA NA NA <br />Cleanu Level <br />RBCA Tier 1 NA NA NA NA 0.60 790 d00 >00 <br />Volatilization <br />to Outdoors <br />Cleanu Level <br />RBCA Tier 1 NA NA NA NA 20 14,000 ~.700 53,000 <br />Trench Worker <br />Cleanu Level <br />< = less tha~i ND = Not Detected <br />-- = Not Analvzed NA = Not Applicable <br />mg/kg = milli~rams per kiloeram HCID = H}~drocarbon Identification (tilethod NWTPIf-HCID) <br />NWTPH = Total petroleum hydrocarbons (Methods NWTPN-Gz and N~~'"CPF[-Dz) <br />BTEX = Benzene, Toluene, Eth}~Ibc~zene, Xylenes (Method 8021) <br />RBCA = Oreeon DEQ ]nterim Guidance on Risk-B~ued Corrective Action for Petroleum Releases (April 1996) <br />f = Soil removcd from sample location during remedial exc~vation <br />Concentrations in Bold print exceed the appropriate DEQ action level <br />Construction Phase-Remedial Actions Century West Engineering Corporation <br />Courthouse Square 40806-001-27 <br />November 9. 1999 <br />