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Table 4 <br /> Summary of Validated TPH Results in Water <br /> El Concilio No.2 Property <br /> 1116 East First Street <br /> Stockton,California <br /> E&E Project No.002693.1501.O1BR TDD No.T015-09-09-11-0001 <br /> Analyte TPH- TPH-d TPH-mo <br /> Site Screening Levels (ug/L 100 100 1,000* <br /> Sample ID Date Collected Location Concentrations in ug/L <br /> EC2-W-01 01/19/2011 Subsurface Boring EC2-1 <50 8,500 <1,000 <br /> CLP Validation Flag U J,F12 U <br /> EC2-W-02 01/19/2011 Subsurface Boring EC2-2 29 190 <1,000 <br /> CLP Validation Flag C1,J C1,F13,J U <br /> EC2-W-03 not collected Subsurface Boring EC2-3 NA NA NA <br /> CLP Validation Fla <br /> EC2-W-04 01/20/2011 Subsurface Boring EC2-4 <50 570 <1,000 <br /> CLP Validation Flag U F4,J U <br /> EC2-W-05 01/20/2011 Subsurface Boring EC2-5 <50 200 <1,000 <br /> CLP Validation Flag U C1,F13,J U <br /> EC2-W-06 01/21/2011 Subsurface Boring EC2-6 <50 290 <1,100 <br /> CLP Validation Flag U C1,F12 U <br /> EC2-W-07 01/21/2011 Subsurface Boring EC2-7 <50 630 <1,300 <br /> CLP Validation Flag U F13,J,Q7 J,Q7,U <br /> EC2-W-107 01/21/2011 Subsurface Boring EC2-7 <50 160 <1,300 <br /> CLP Validation Flag U C1,F13,J U <br /> EC2-W-08 01/19/2011 Subsurface Boring EC2-8 <50 <260 <1,100 <br /> CLP Validation Flag U U U <br /> EC2-W-09 01/21/2011 Subsurface Boring EC2-9 120 510 <1,000 <br /> CLP Validation Flag F12,J F12,J U <br /> EC2-W-10 01/21/2011 Subsurface Boring EC2-10 <50 160 <1,100 <br /> CLP Validation Flag U C1,F13,J U <br /> EC2-W-12 not collected Subsurface Boring EC-12 NA NA NA <br /> CLP Validation Fla <br /> ECl-011911-RB 01/19/2020 Equipment Blank <50 <250 <1,000 <br /> CLP Validation Flag U U U <br /> ECl-012011-RB 01/20/2011 Equipment Blank <50 1 <270 <1,100 <br /> CLP Validation Fla U U U <br /> Notes: <br /> pg/L=micrograms per liter <br /> Bold=Concentration Exceeds Site Action Level <br /> *Site Screening Levels are U.S.EPA Region 9 Lab Reporting Limits <br /> TPH=Total Petroleum Hydrocarbons by U.S.EPA Method 8015B <br /> TPH-g=TPH as gasoline TPH-d=TPH as diesel TPH-mo=TPH as motor oil <br /> A=not analyzed <br /> C1 =The reported concentration for this analyte is below the quantitation limit. <br /> F4=Fuel Type:Diesel Fuel <br /> F12=Single component,unidentified <br /> F13=Fuel or Product Type:mixed or unknown <br /> Q7=Surrogate spike recoveries for this sample were outside control limits. <br /> 2011 ecology&environment,inc. <br /> Page 1 of 1 <br />