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TABLE 1 SUMMARY OF WELL DETAILS AND DECOMMISSION METHODS New West Petroleum #1003 (Flag City Shell) 6437 West Banner Street, Lodi, California Well Borehole Total Casing Casing Slot Size Screen Filterpack Bentonite Grout Decommission Method I.D. Diameter Depth Diameter Material Interval Interval Interval Interval MW-10D' 8-inch 91'/2 ft 2-inch PVC 0.02-inch 80 to 90 ft 78 to 91'/2 ft 76 to 78 ft 1 to 76 ft Pressure c. MW-11 B 8-inch 50 ft 2-inch PVC 0.02-inch 40 to 50 ft 38 to 50 ft 36 to 38 ft 1 to 36 ft Pressure Grot MW-12A 8-inch 50 ft 2-inch PVC 0.02-inch 10 to 25 ft 8 to 27'/2 ft o w o n'ow_... An 1 to 6 ft Pressure Grov MW-13A 8-inch 25 ft 2-inch PVC 0.02-inch 10 to 25 ft 8 to 25 ft 6 to 8 ft 1 to 6 ft Pressure Grout MW-13B 8-inch 50 ft 2-inch PVC 0.02-inch 40 to 50 ft 38 to 50 ft 36 to 38 ft 1 to 36 ft Pressure Grout • MW-19A 8-inch 50 ft 2-inch PVC 0.02-inch 10 to 25 ft 8 to 251/2 ft 6 to 8 ft 1 to 6 ft Pressure Grout MW-19B 8-inch 50 ft 2-inch PVC 0.02-inch 45 to 50 ft 43 to 45 ft 25'/2 to 43 ft 1 to 6 ft Pressure Grout MW-20A 8-inch 50 ft 2-inch PVC 0.02-inch 10 to 25 ft 8 to 25'/ft 6 to 8 ft 1 to 6 ft Popsicle Method MW-20B 8-inch 50 ft 2-inch PVC 0.02-inch 45 to 50 ft 43 to 45 it 251/2 to 43 ft 1 to 6 ft Drill-Out EW-1 12-inch 25 ft 6-inch PVC 0.02-inch 5 to 25 ft 4 to 25 ft 3 to 4 ft 1 to 3 ft Pressure Grout EW-2 12-inch 25 ft 6-inch PVC 0.02-inch 5 to 25 ft 4 to 25 ft 3 to 4 ft 1 to 3 ft Pressure Grout EW-3 12-inch 25 ft 6-inch PVC 0.02-inch 5 to 25 ft 4 to 25 ft 3 to 4 ft 1 to 3 it Pressure Grout EW-4 12-inch 25 ft 6-inch PVC 0.02-inch 5 to 25 ft 4 to 25 ft 3 to 4 ft 1 to 3 ft Pressure Grout EW-5 12-inch 25 ft 6-inch PVC 0.02-inch 5 to 25 ft 4 to 25 ft 2'/to 4 It 11/2 to 2'/2 ft Pressure Grout EW-6A 10-inch 25 ft 4-inch PVC 0.02-inch 5 to 25 ft 4 to 25 ft 21/2 to 4 ft /to 2'/ft Pressure Grout EW-7A 10-inch 25 ft 4-inch PVC 0.02-inch 5 to 25 ft 4 to 25 ft 2'/2 to 4 ft /to 2'/ft Pressure Grout EW-7B 10-inch 50 ft 4-inch PVC 0.02-inch 35 to 50 ft 33 to 50 ft 30 to 33 it /to 30 ft Pressure Grout EW-8B 10-inch 50 ft 4-inch PVC 0.02-inch 35 to 50 ft 33 to 50 ft 30 to 33 ft /2 to 30 ft Drill-Out EW-9B 10-inch 50 It 4-inch PVC 0.02-inch 30 to 50 ft 28 to 50 ft 25 to 28 ft /to 25 ft Drill-Out EW-10A I 10-inch 1 25 ft I 4-inch I PVC I 0.02-inch I 5 to 25 ft 4 to 25 ft 2'/to 4 ft 1 /to 2'/ft Pressure Grout Notes: Monitoring wells MW-19(A&B)and MW-20(A&B)were trasferred from the Flag City Chevron to the Flag City Shell investigation. ft: PVC: is Monitoring well MW-10D originally installed on 18 September 2007;due to obstruction,well was destroyed and re-installed on 30 November 2007. Advanced GeoEmiromnental,Inc.