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TABLE 3 <br /> CUMULATIVE GROUNDWATER SAMPLE ANALYTICAL RESULTS <br /> Barnes Trucking Facility <br /> 1817 South Fresno Avenue, Stockton, California <br /> Well Sampling TOC DTW GIVE TOG TPH-d TPH-g B T E X MTBE 8020 MTBE 8260B Fuel Oxys 112-DCA, 1,2-EDB <br /> I. D. Date (feet) (feet) (feet) (pg/L) (gg/L) (pg/L) (pg/L) (pg/L) (pg/L) W/O (pg/L) (99/L) (1r92) (Ag/L) <br /> Recommended Numerical Limits in pg/L a 100 5.0 0.15 42.0 29.0 17.0 5.0 5.0 0.4 (DCA); 0.01 <br /> (EDB) <br /> Notes: <br /> TOC Top-of-casing elevation surveyed by Morrow Surveying on April 11, 2006; elevation referenced to North American Datum of 1988 (NAD 88). <br /> DTW Depth to water below TOC <br /> GWE Groundwater elevation (TOC - DTW) <br /> BTEX Benzene, toluene, ethylbenzene and total xylenes by EPA Method 8020 or 8260B <br /> MTBE Methyl tertiary butyl ether by EPA Method 8020 or EPA Method 8260B <br /> TPH-g Total petroleum hydrocarbons as gasoline by EPA Method 5030/8015 (modified) <br /> TPH-d Total petroleum hydrocarbons as diesel by EPA Method 3510/8015 (modified) <br /> TOO Total oil and grease by EPA Method 8015 <br /> Fuel Oxys Tertiary butanol, MTBE, Di-isopropyl ether, Ethyl tertiary butyl ether, and Tertiary amylmethyl ether by EPA Method 8260B or 8240 <br /> 152-DCA 1,2-Dichloroethane by EPA Method 8260 <br /> 112-EDB 1,2-Dibromoethane by EPA Method 8260 <br /> a0.50 Not detected in concentrations exceeding indicated laboratory reporting limits <br /> — Not analyzed or measured <br /> 992 Micrograms per liter <br /> A The Method Reporting Limit has been increased due to interference from gasoline-range hydrocarbons. <br /> B A compilation of Water Quality Goals, California Regional Water Quality Control Board http://www.waterboards.cagov/rwgcb5/available_documents/wq_goals/ numerical_limits.xls- 516.5KB - Water <br /> Resources Control Board <br /> C BTEX analyzed by EPA Method 8260 <br /> D TOC and GWE values not applicable due to well box damage <br /> E MW-5 damaged <br /> F Fuel Oxys analyzed by EPA Method 8240 <br /> G Low-Flow (Minimal Drawdown) groundwater monitoring method used for reporting. <br /> 1 <br /> ZB178N 13 of 13 <br /> October 2009 <br />