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Table 2 Well Construction Details Stockton Terminals Technical Committee Port of Stockton Stockton,California Ground TOC/ Current Former Coordinates Surface PVC Well Well Screen Filter Pack Bentonite Well Well Date Latitude Longitude Elevation Elevation Depth Diameter Top Bottom Length Top Top Comments I.D. I.D. Installed (feet,MSL) (feet,MSL) (feet,bgs) (feet,MSL) (inches) (feet,bgs) (feet,MSL) (feet,bgs) (feet,MSL) (feet) (feet,bgs) (feet,MSL) (feet,bgs) (feet,MSL) PS/P-23 P-23 01/87 37.9413240 -121.3335659 4.00 4.96 10 -6.00 1 5 -1.00 10 -6.00 5 PS/MW-14 07/16/92 37.9415588 -121.3311073 2.10 3.95 15 -12.91 2 5.1 -3.01 14.2 -12.11 9.1 4.5 -2.41 3.5 -1 Al PS/MW-15 07/16/92 37.9409148 -121.3303540 4.52 3.99 19 -14.48 2 9.1 -4.58 18.2 -13.68 9.1 8.5 -3.98 7.5 -2.98 PS/MW-17 07/17/92 37.9400945 -121.3293466 4.79 4.42 19 -14.21 2 8.7 -3.91 17.8 -13.01 9.1 7.5 -2.71 6.5 PS/MW-19 07/17/92 37.9416973 -121.3293343 4.56 5.79 20 -15.44 2 5.1 -0.54 19.2 -14.64 14.1 4.5 0.06 3.5 1.06 PS/WC-2S 07/23/92 37.9417494 -121.3308456 4.68 4.64 1 20 -15.32 2 5.1 -0.42 19.2 -14.52 14.1 4.5 0.18 3.5 1.18 PS/WC-2M` 07/23/92 37.9417326 -121.3308414 4.68 4.48 34 -29.32 2 29.4 -24.72 33.8 -29.12 4.4 28 -23.32 27 -22.32 Steel Conductor Casingto 20 feet bgs PS/WC-3S 07/17/92 37.9408920 -121.3287202 3.88 3.81 17 -13.12 2 7.1 -3.22 16.2 -12.32 9.1 6 -2.12 5 PS/WC-3M' 07/23/92 37.9408939 -121.3286980 4.03 3.90 26 -21.97 2 21 A -17.37 25.7 -21.67 4.3 20 -15.97 18.5 -14.47 Steel Conductor Casingto 20 feet bgs PS/VJC-4S 07/16/92 37.9396210 -121.3306097 1.79 4.99 14.5 -12.71 2 5.1 -3.31 14.2 -12.41 9.1 4.5 -2.71 3.5 -1.71 PS/WC-4M` 07/20/92 37.9398294 -121.3305960 1.63 4.64 35 -33.37 2 25.4 -23.77 34.6 -32.97 9.2 24 -22.37 22.5 -20.87 Steel Conductor Casingto 20 feet bgs OW-6D 08/19/02 37.9405373 -121.3289853 2.51 a 1.86 90 -87.49 2 80 -77.49 90 -87.49 10 78 -75.49 75 -72.49 Flush mounted well box OW-7A 08/09/02 37.9411316 -121.3260520 4.46 4.07 16 -11.54 2 4 0.46 16 -11.54 12 3 1.46 2 2.46 Flush mounted well box OW-7B 08/21/02 37.9411363 -121.3260187 4.45 4.10 28.5 -24.05 2 18.5 -14.05 28.5 -24.05 10 16.5 -12.05 13.5 -9.05 Flush mounted well box OW-7C 08/16/02 37.9411408 -121.3259863 4.46 4.14 63 -58.54 2 53 -48.54 63 -58.54 10 51 -46.54 48 -43.54 Flush mounted well box OW-7D 08/12/02 37.9411473 -121.3259582 4.46 4.23 91.5 -87.04 2 81 -76.54 91 -86.54 10 79 -74.54 76 -71.54 Flush mounted well box OW-8A 08/09/02 37.9399788 -121.3272523 4.73 4.38 16 -11.27 2 4 0.73 16 -11.27 12 3 1.73 2 2.73 Flush mounted well box OW-8B 08/21/02 37.9399502 -121.3272445 4.72 4.40 28 -23.28 2 18 -13.28 28 -23.28 10 i6 -11.28 13 -8.28 Flush mounted well box OW-8C 08/20/02 37.9399686 -121.3272206 4.67 4.43 57 -52.33 2 47 42.33 57 -52.33 10 44 -39.33 40 -35.33 Flush mounted well box Remediation Wells EX-1 08/08/02 37.9426592 -121.3327998 1.04 a 0.74 25 -23.96 4 5 -3.96 25 -23.96 20 4 -2.96 3 -1.96 Flush mounted well box OW-1 08/08/02 37.9426696 -121.3327508 0.89 a 0.55 21 -20.11 2 5 -4.11 20 -19.11 15 4 -3.11 3 -2.11 Flush mounted well box TS/RW-1 04/16/09 37.942485933 -121.334019381 3.77 b 3.27 12 -8.23 4 2.5 1.27 12 -8.23 9.5 2.25 1.52 2 1.77 Traffic rated well box TS/RW-2 04/16/09 37.942462239 -121.333941194 4.91 b 4.41 12 -7.09 4 2.5 2.4111 -7.09 9.5 2.25 2.66 2 2.91 Traffic rated well box Ozone Injection and Observation Wells IW-1 -- 08/07/02 37.9416359 -121.3314100 -0.03 b 3.11 16.0 -16.03 1 13.5 -13.53 16 -16.03 2.5 12.5 -12.53 4.5 4.53 4 foot high stove pipe well box installed Vi-1 3.5 -16.03 1 2.5 -2.53 3.5 -3.53 1 2 -2.03 1.5 -1.53 Vapor monitoring point IW-2 -- 08/07/02 37.9416032 -121.3313221 -0.08 b 3.36 15.5 -15.58 1 13 -13.08 15.5 -15.58 2.5 12 -12.08 4.5 4.58 4 foot high stove pipe well box installed Vi-2 3.5 -3.58 1 2.5 -2.58 3.5 -3.58 1 2 -2.08 1.5 -1.58 Vapor monitoring point 0ZT-1 -- 08/07/02 37.9416474 -121.3314435 0.06 b 3.90 17.0 -16.94 2 7 -6.94 17 -16.94 10 6 -5.94 4.5 4.44 4 foot high stove pipe well box installed VP-1 3.5 -3.44 1 2.5 -2.44 3.5 -3.44 1 2 -1.94 1 -0.94 Vapor monitoring point OZT-2 -- 08/07/02 37.9416214 -121.3314220 -0.04 b 3.72 17.0 -17.04 2 7 -7.04 17 -17.04 10 6 -6.04 4.5 4.54 4 foot high stove pipe well box installed Vp-2 3.5 -3.54 1 2.5 -2.54 3.5 -3.54 1 2 -2.04 1.5 -1.54 Vapor monitoring point OZT-3 -- 08/07/02 37.9416189 -121.3313668 0.25 b 4.09 17.0 -16.75 2 7 -6.7517 -16.75 10 6 -5.75 4.5 4.25 4 foot high stove pipe well box installed Vp-3 3.5 -3.25 1 2.5 -2.25 3.5 -3.25 1 2 -1.75 1.5 -1.25 Vapor monitoring point OZT-4 -- 08/06/02 37.9416113 -121.3313446 0.06 b 3.93 17.0 -16.94 2 7 -6.94 17 -16.94 10 6 -5.94 4.5 4.44 4 foot high stove pipe well box installed Vp-4 3.5 -3.44 1 2.5 -2.44 3.5 -3.44 1 2 -1.94 1.5 -1.44 Vapor monitoring point OZT-5 -- 08/06/02 37.9415853 -121.3313340 -0.26 b 3.52 17.0 -17.26 2 7 -7.26 17 -17.26 10 6 -6.26 4.5 -4.76 4 foot high stove pipe well box installed VP-5 3.5 -3.76 1 2.5 -2.76 3.5 -3.76 1 2 -2.26 1.5 -1.76 Vapor monitodn point Ozone Sparge Wells-A Zone OS-1 10/27/03 37.9427279 -121.3328669 17.5 0.75 15.5 17.5 2 13.5 10.5 2"Diameter/2'Lon Ozone Spare Tip OS-2 10/27/03 37.9427619 -121.3328155 16.5 0.75 14.5 16.5 2 12.5 9.5 2"Diameter/2'Long Ozone Sparge Tip OS-3 10/27/03 37.9426848 -121.3328221 17 0.75 15 17 2 13 10 2"Diameter/2'Lon Ozone Spare Tip OS-4 10/27/03 37.9427223 -121.3327698 17 0.75 15 17 2 13 10 2"Diameter/2'Long Ozone Sparge Tip 08-5 10/27/03 37.9426087 -121.3328315 17 0.75 15 17 2 13 10 2"Diameter/2'Lon Ozone Spare Tip OS-6 10/28/03 37.9426445 -121.3327766 17 0.75 15 17 2 13 10 2"Diameter/2'Long Ozone Sparge Tip 08-7 10/28/03 37.9426777 -121.3327247 17 0.75 1 15 17 2 13 102"Diameter/2'LongOzone Spare Tip OS-8 10/28/03 37.9425655 -121.3327882 18 0.75 1 16 1 11 2"Diameter/2'Long Ozone Sparge Tip 08-9 10/28/03 37.9426038 -121.3327296 17 0.75 15 17 2 13 10 2"Diameter/2'Long Ozone Spare Tip I:STTC\Tables\Well Construction Details.xls Page 5 of 7