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TABLE 1 <br />SUl\7MARY OF SOIL SAMPLE RESULTS <br />PROJECT NAb1E: Aggregate Industries F Street Gravel Fit <br />PROJECT LOCATION: 4509 E Street, Greeley, Colorado <br />PROJECT NUMBER: 1001018 <br />(Page 2 of 2) <br /> Approximate PAHs <br />Sample Sample Sample Depth Benzene Toluene Ethylbenzene Xylenes (each compound) TEPH <br />Name Dale (feet below gradz) (µg/Kg) (µglKg) (µg/Kg) (µg/Kg) (µg/Kg) (mg/Kg} <br />Waste Sznmle~ <br />Class 7 Run 05/17/01 ------- <2. <2. <2. 1,046. NA 4,611. <br />Stockpile 05/23/01 ------- <2. 322. 641. 3,194. NA 4,283. <br />Tier ] RBSLs/'fPli Threshold 260. 170,000. 200,000. ],900,000. 310,000. 500. <br />otes: <br />I) ApproAimate sample locations are shown on figure J in Appendix A. <br />2) TGPH = Tmal Hxtractable Petroleum Hydrocarbons. <br />3) pg/Kg=miungmms per kilogram. <br />4) mg/Kg =milligrams per kilogram. <br />5) Ticr 1 fiFiSLs = Tier I Rak-Based Screening Lerels for the Leachate to Groundwmer Ingestion exposure pathway as taken from Table 5.1 in the Storage Tank Regulations pCl'R 1101-141. <br />~) BoIJ indicates an exceedance of the TPH Threshuld. <br />7) Naphthalene is I of IG Polynuclear Aromatic Hydrocarbons (PAHs) Results for the other IS PAHs are summarized m the laboratory reports in Appendix C. <br />8) ~ = Lcss than the laboratory detection limit. <br />9) NA=Not Analyzed. <br /> <br />P~RIIGON <br />