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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,lags) (feet,MSL) (feet,bgs) (feet,MSL) (feet) (feet,lags) (feet,MSL) (feet,lags) (feet,MSL) TO/MW-1 07/16/92 37.9432584 -121.3331870 1.53 1.21 15 -13.47 2 5.1 -3.57 14.2 -12.67 9.1 4.5 -2.97 3.5 -1.97 TO/WC-1S 07/21/92 37.9434362 -121.3345207 2.98 2.89 14.4 -11.42 2 5.1 -2.12 14.2 -11.22 9.1 4.5 -1.52 3.5 -0.52 TO/WC-1 M 07/21/92 37.9434414 -121.3345092 2.83 2.69 29.8 -26.97 2 20.5 -17.67 29.7 -26.87 9.2 20.5 -17.67 19.5 -16.67 Steel conductor casing to 20 feel bgs TO/WC-1C 02/28/94 37.9434606 -121.3344729 2.84 2.33 50.7 47.87 4 41.5 -38.67 50.7 47.87 9.2 40 -37.17 35 -32.17 TO/WC-2B 03/02/94 37.9425942 -121.3342219 3.30 2.86 34.5 -31.20 4 29.5 -26.20 33.7 -30.40 4.2 27 -23.70 23.5 -20.20 TO/WC-2D 03/01/94 37.9425635 -121.3342466 3.23 2.47 1 90 -86.77 4 80 -76.77 89.8 -86.57 9.8 76.5 -73.27 72.5 -69.27 Santa Fe Paclfic/Southem Pacific Pipeline Wells SP-1 SP-1 02/27/88 37.9427877 -121.3348232 1.70 4.65 6 -4.30 12 2 -0.30 6 -4.30 4 SP-2 SP-2 02/27/88 37.9425472 -121.3345659 2.34 4.67 6 -3.67 12 2 0.34 6 -3.67 4 SP-3 SP-3 02/27/88 37.9422650 -121.3342642 2.64 5.29 6 -3.36 12 2 0.64 6 -3.36 4 SP-4 SP-4 02/27/88 37.9420404 -121.3340264 3.99 5.59 6 -2.01 12 2 1.99 6 -2.01 4 SP-5 SP-5 02/27/88 37.9418263 -121.3337978 3.33 6.18 6 -2.67 12 2 1.33 6 -2.67 4 SP/M-1 M-1 11/16/88 37.9414385 -121.3325768 2.34 29.5 4 3 28 25 3 2 SP/M-2 M-2 11/16/88 0.97 2.92 25 -24.03 4 5 -4.03 25 -24.03 20 3 -2.03 2.5 -1.53 Well Destroyed 1992 SP/M-3 M-3 11/17/88 37.9423262 -121.3323141 1.96 28 4 3 28 25 3 2 SP/M-4 M4 11/18/88 37.9419020 -121.3323095 2.07 30 4 3 28 25 2.5 2 SP/M-5 M-5 37.9416580 -121.3336404 1.65 20 5 16 SP/M-6 M-6 37.9422001 -121.3328775 1.32 20 5 16 SP/M-7 M-7 04/27/93 37.9419112 -121.3323389 2.66 43 4 28 43 15 27.5 26 SP/M-8 M-8 04/08/94 37.9416736 -121.3336065 1.69 39 4 29 39 10 27.5 26 SP/M-9 08/12/03 3.08 20 2 5 -1.92 20 15 SP/M-10 08/12/03 2.53 20 2 5 -0.47 20 15 SP/WC-15 07/22/9237.9422617 -121.3317911 4.00 6.90 19.2 -15.21 2 5.1 -1.11 19.2 -15.21 14.1 4.5 -0.51 3.5 0.50 SP/WC-1 M 07/22/92 37.9422535 1 -121.3317961 3.99 6.88 35 -31.01 2 30.4 -26.41 34.8 -30.81 4.4 27.5 -23.51 25 -21.01 Steel conductor casing to 20 feet bgs. Union Pacific Railroad wells UP/MW-1 I MW-' 06/03/88 37.9397904 -121.3316720 0.89 0.55 20 -19.11 4 10 -9.11 20 -19.11 10 8 -7.11 6 -5.11 UP/MW-2 MW-2 06/03/88 AM -1.77 20 -21.02 4 10 -11.02 20 -21.02 10 8 -9.02 6 -7.02 UP/MW-3 MW-3 06/03/88 -0.92 -1.8 20 -20.92 4 10 -10.92 20 -20.92 10 8 -8.92 6 -6.92 Unocal wells UO/MW-1 MW-1 06/15/88 3.88 3.11 17 -13.12 2 5 -1.12 15 -11.12 10 *465MO.39 1.75 2.13 UO/MW-2 MW-2 06/15/88 3.62 3.18 15 -11.38 2 5 -1.38 15 -11.38 10 1.75 1.87 UO/MW-3 MW-3 06/16/88 1 3.37 16 -15.00 2 6 -5.00 16 -15.00 10 3 -2.00 Conductor casing to 7 feet bgs UO/MW-4 MW-4 06/16/88 1.35 -1.68 17 -15.65 2 5 -3.65 15 -13.65 10 1.75 -0.40 UO/MW-5 MW-5 06/17/88 2.05 4.51 12 -9.95 2 5 -2.95 12 -9.95 7 2 0.05 Conductor casing to 7 feet bgs UO/MW-6 MW-6 06/17/88 4.15 3.62 17 -12.85 2 6 -1.85 16 -11.85 10 2.5 1.65 Conductor casingto 6 feet bgs UO/MW-7 MW-7 06/17/88 4.11 3.61 17 -12.89 2 5 -0.89 15 -10.89 10 2 2.11 ST Services wells ACA-1A 09/14/06 37.9405570 -121.3304582 4.84 4.77 25 -20.17 2 15 -10.17 25 -20.17 10 13.5 -8.67 *2m51 ACA-1 B 10/27/06 37.9405780 -121.3304534 4.71 4.60 54 -49.29 2 44 -39.29 54 -49.29 10 41 -36.29 ACA-2A 09/13/06 37.9411638 -121.3300913 4.94 8.19 25 -20.06 2 15 -10.06 25 -20.06 10 13.5 -8.56 ACA-2B 10/27/06 37.9411386 -121.3300965 4.87 8.06 51 -46.13 2 41 -36.13 51 -46.13 10 36 -31.133 ST/MW-1 07/13/92 37.9410008 -121.3314171 2.29 6.35 18 -15.71 2 5 -2.71 18 -15.71 13 4.5 -2.21 ST/WC-1A 02/28/94 37.9414096 -121.3331123 4.34 4.19 19.6 -15.26 4 5.4 -1.06 19.2 -14.86 13.8 4 0.34 ST/WC-16 02/25/94 37.9413821 -121.3331482 4.38 3.90 31.5 -27.12 4 27 -22.62 31.2 -26.82 4.2 26 -21.622 ST/WC-1C 02/25/94 37.9413532 -121.3331867 4.17 3.60 54.5 -50.33 4 45 -40.83 54.2 -50.03 9.2 41 -36.83 37 -32.83 PS/P-11 P-11 01/87 37.9415447 -121.3309685 3.15 3.24 10 -6.85 1 5 -1.85 10 -6.85 5 PS/P-12 P-12 01/87 37.9412922 -121.3308605 3.74 3.94 10 -6.26 1 5 -1.26 10 -6.26 5 PS/P-13 P-13 01/87 37.9410289 -121.3307618 3.02 3.76 10 -6.99 1 5 -1.99 10 -6.99 5 PS/P-21 P-21 01/87 37.9404828 -121.3326736 3.32 4.41 10 -6.68 1 5 -1.68 10 -6.68 5 I:STTC\Tables\Well Construction Details.xls Page 4 of 7