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• <br /> ENGEO INCORPORATED <br /> GROUND-WATER SAMPLING INFORMATION <br /> Job Name: 802 N.Cluff Job Number: 4203-F2 <br /> Location: Lodi,California Date: April 8, 1997 <br /> Client:Alegre Trucking By: Shawn Munger <br /> WELL INFORMATION <br /> Well Number: MW-1 Diameter(in): 2 <br /> Total Depth(ft): 49.78(RIM) Screen Length: 20' <br /> Depth to Water(ft): 37.6(RIM)37.15(TC) Casing Volume(gal): 2.07 <br /> PURGING INFORMATION <br /> Bailer: Pump: X (rate): .73 gpm Time:(init./fm) 9:18/9:35 <br /> Volume Removed(gal): 12.5 No.of Casing Vol: 6.0 <br /> Volume Total <br /> Removed Casing Temp Cond <br /> Time (Gal.) Volumes OF (µmohs/cm) pH Comments <br /> 9:18 -- -- -- -- -- Initial <br /> 9:22 2.5 1.2 67.0 1933 8.9 <br /> 9:24 5.0 2.4 63.0 769 9.0 <br /> 9:28 7.5 3.6 64.8 467 9.0 <br /> 9:31 10.0 4.8 64.4 440 8.8 <br /> 9:35 12.5 6.0 64.1 43.3 8.8 <br /> SAMPLE INFORMATION <br /> Bailer: X Pump: (gpm): <br /> Decon Procedure: TSP Dist.HZO <br /> Disposable X Other <br /> Sample Time Size Presv. Test Comments <br /> MW-1 9:45 1,000 ml Ice TEPH <br /> 40 ml(2) Ice/Acid TVPH/8260 <br /> 4203-F3 <br /> June 9, 1997 <br /> Revised July 23, 1997 <br />