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TABLE 1 <br /> Well Construction and Proposed Well Destruction Details <br /> Chevron Facility#94275 and ARCO Service Station No.2133 <br /> 2905 and 2908 West Benjamin Holt Drive,Stockton,CA <br /> Boring Borehole Casing Cement Seat Construction Elevation Slot Size Screened Interval[Filter Pack Interval Bentonite Seal Interval Proposed Well Destruction <br /> Well I.D. Date (TOC feet) Depth Diameter Diameter Casing Material (inches) (feet bgs) (feet bgs) (feet bgs) Interval(feet Method <br /> (feet bgs) (inches) (inches) bgs) <br /> CHEVRON <br /> Monitoring Its(MW) <br /> Mkk-_6✓ 3/3/92 2.50 31.5 B 2 PVC 0.020 10-30 8-31.5 6-8 0.6 Over-drill <br /> 8/ 12/13/93 2.26 31.5 8 2 PVC 0.020 10-30 9-31.5 7-9 0-7 Over-drill <br /> 3 MW-1R✓ 3/1/06 3.47 60 6 2 PVC 0.010 5.20 4-23 3-4,23-25 0-3,25-60 Over-drill <br /> y iM1�2R 2/27/06 4.07 65 6 2 PVC 0.010 5-20 4-23 3-4,23-25 0-3,25-65 Over-drill <br /> Mw-a 2/28/06 4.02 59 6 2 PVC 0.010 5-20 4-23 3-4,23-25 0-3.25-65 Over-drill <br /> MN7-5R✓ 6/5/06 4.49 20 4.25 2 PVC - 5-20 420 2-4 0-2 Over-drill <br /> SMVV-7,R✓ 6/5/06 4.13 20 4.25 2 PVC 5-20 4-20 2-4' 0-2 Over-drill <br /> MVha✓ 6/5/06 2.76 20 4.25 2 PVC - 5-20 4-20 2-4 0-2 Over-drill <br /> 'Mv�__lQl 6/11/07 2.95 20 4.25 2 PVC 0.020 5-20 4-20 2-4 0-2 Pressure-grout <br /> ARCO <br /> Monitoring Wells(E,BHD,PR,MW) <br /> 10 E-;✓ 5/24/84 3.92 21.5 - 3 PVC - 6-21 5-21 1-5 0-1 Over-drill <br /> (J ENV 5/24/84 3.34 25 4 PVC 17-24 5-24 1-5 0-1 Over-drill <br /> ±�� 5/24/84 3.32 29.5 3 PVC - 5-22 5-22 1-5 0-1 Over-drill <br /> l3 ,4 5/24/84 3.49 21 3 PVC 5-22 3-21 1-3 0-1 Over-drill <br /> 14 4 5/24/84 2.77 19.5 3 PVC 4.5-19.5 4-19.5 1-4 0-1 Over-drill <br /> E-9 1/ 5/30/84. 2.60 22.5 3 PVC 5-19.5 419 0-4 0-0 Over-drill <br /> r/4 E-t 5/30/64 2.01 25.25 3 PVC B-25 7-25 0-7 0-0 Over-drill <br /> 1/ 5/30/84 4.46 24 3 PVC 424 3-24 0-3 0-0 Over-drill <br /> 4 f 5/30/84 2.99 30 3 PVC - 6-23 5-23 0-5 0-0 Over-drill <br /> 1/22/BB 1.93 31.5 4 PVC 0.020 8-28 6-28 1-6 0-1 Pressure-grout <br /> _20 1/19/68 1.87 31.5 4 PVC 0.020 8-28 6-28 1-6 0-1 Pressure-grout <br /> V'10?�P Cjf 1/19/88 1.72 31.5 4 PVC 0.020 8-28 6-28 1-6 0-1 Pressure-grout <br /> 1✓ 10/11/93 2.31 30 10 4 PVC 0.020 10-30 8-30 5-8 0-5 Over-drill <br /> it ��MVV-Z✓ 10/19`//993 2.16 28.5 10 4 PVC 0.020 8.5-28.5 6-28.5 3.5-6 0-3.5 Over-drill <br /> 2f//4 <br /> a4( a'Mva�i 1 3.33 30 '10 2 PVC 0.020 9.5-29.5 - - - Over-drill <br /> r .M�kS✓ 12/22/94 2.01 30 10 2 PVC 0.020 10-30 Over-drill <br /> r <br /> Well Construction and Proposed Well Destruction details.xls Page 1 of 2 Stantec <br />