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• Table 1 Well Details I Well Destruction Methods 4707 Pacific Avenue Stockton,California Date Casing Construction Current Well Current Depth to Screen Proposed Well Well ID Installed Well Type Diameter Well Depth Depth Groundwater Interval Destruction (inches) (feet bgs) (feet bgs) (feet below TOC) (feet bgs) Method vliilW-1 1/31/1990 Monitorin 4 55.00 52.50 26.65 51-55 Pressure grount H W-2 2/1/1990 Monitoring 41 55.00 54.203 27.563 51-55 OVER-DRILL 'S BMW-4 2/5/1990 Monitorin 4 55.00 54.85' 27.362 51-55 Pressure grount 1'13 r_MW-5_ 2/6/1990 Monitorin 41 55.00 53.90 27.34' 50-55 t "I (I -44W-6 3/3/1992 Monitoring 2 1 69.00 68.96 27.22 49-69 Pressure grount X . 101W-7 3/3/1992 Monitoring 21 69.00 68.58' 27.87' 49-69 Pressure grount W-8 3/4/1992 Monitoring 2 69.00 68.90' 25.85' 49-69 Pressure grount .l-Zy- MW-9 8/10/1992 Monitorin 2 70.00 69.67' ____Z7.25' 50-70 Pressure rount 3'-2 „161W-11 8/13/1992 Monitorin 2 ' 72.00 64.06' _____Z7.49 54-72 Pressure grount -14 / 99 Monitorin 21 38.00 34.02' 27.84' 18-38 Pressure rount "MW,- - Monitorin 21 38.00 37.57° 26.72° 18-38 tt W-1.6 8/17/1999 Monitorin 2 ' 38.00 40.193 27.653 _18-38 Pressure grount -1 3/2/1992 Extraction 4' 49.50 40.16' 26.62' 24.549.5 Pressure rount -2 - 3/9/1992 Extraction 41 50.50 44.853 27.053 25.5-50.5 OVER-DRILL y' �,.VN/-3 3/9/1992 Extraction 4' 50.50 35.092 27.13' 25.5-50.5 Pressure grount H-� -4 �I xtraction 4 50.50 36.503 27.253 25.5-50.5 OVER-DRILL vGW-5 12/3/1993 Extraction 4 31.50 _5 _5 6.5-31.5 OVER-DRILL -6 12/3/1993 Extraction 4 32.00 -5 -5 22-32 Pressure grount AW-7 8/16/1999 S a e 2 f 60.00 58.223 27.023 55-60 OVER-DRILL 3• -1 8/10/1992 Extraction 6' 72.50 71.542 27__= 872 52.5-72.5 Pressure rount ✓SP-1 11/19/2001 S arge 0.75 65.00 5 -5 62-65 Pressure grount 1'7 -2 11/19/2001 S ar a 0.75 65.00 --5 -- 62-65 Pressure grount .SSP-3 11/19/2001 Sparge 0.75 65.00 -5 -5 62-65 Pressure grount SP-4 11/19/2001 Sparge 0.75 65.00 -5 _5 62-65 OVER-DRILL %/SP-5 11/19/2001 Sparge 0.75 65.00 -5 -5 62-65 Pressure grount P-6 11/20/2001 Sparge 0.75 65.00 -5 -5 62-65 Pressure grount P-7 11/20/2001 Spa a 0.75 65.00 -5 -5 62-65 OVER-DRILL P-8 11/20/2001 Sparge 0.75 65.00 -5 -5 62-65 Pressure rount M"$'P-9 11/2012001 Sparge 0.75E40.00 -5 _5 62-65 Pressure grount 6,8P-10 11/20/2001 Sparge 0.75 -5 -5 62-65 Pressure rount y4G wP-11 11/20/2001 S ar a 0.75 -5 5 37-40 Pressure grount P-12 11/20/2001 Spa a 0.75 -5 5 37 40 Pressure rouP-13 11/19/2001 Spa a 0.75 - - 37-40 OVER-DRILL Notes: - 'bgs =below ground surface 3-23- H�=- NW ZTOC =top of casing 3 Zry- Af W c7 V`2 1 =As reported in TRC Solutions August 2011 field data sheets. At M-f` vW r 2 =As measured prior to groundwater sampling on 8/5/2011. 9-zs r1,11 W If 3 =As measured prior to groundwater sampling on 1/17/12. �r S P•Z 4 =As measured prior to groundwater sampling on 5/25/12. - +4 f 5 = Not measured. Vw-3 *11 k) g -2-1 VW-4 3 S� QTw-r y9 VW-7 1 of 1 `'f-to s6p,_ r/ r�-S q--f3 • %hw-7