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i• i• i• i• M M M M r M M El�ageo"2 <br /> WATER SAMPLE/WELL DEVELOPMENT LOG S NO. WELL NO. <br /> MW-1-1,-2,-3 MW-1 <br /> PROJECT NAME PROJECT NO. DATE <br /> AT&T Lodi 6-90-5030 11/5/90 <br /> Sample/Well LocationTime Dsehg pH/0.1 Temp Conduct. Color Odor Turbidity Remarks <br /> About 15 feet north of main site building. } <br /> 1317 85 6.54 70 0.8 Yellou None High <br /> Weather Conditions Sunny, Warm, Breezy 1320 110 6.32 70 0.9 YellolNone Medium <br /> 1326 130 6.23 70.5 0.9 e,,.o None Low miingallon/ <br /> Field Personnel 1328 155 6.21 72 0.$6 Light <br /> Neil, Garret, Shannon O'Hare, Emilio Gonzalez ello None Low <br /> Prepared b}, Neil Garrett Reviewed by- Emilio Gonzalez 1640 155 6.45 68.5 0.8 igght Very <br /> Sample <br /> ello None Low <br /> Reference Point(RP): RP Elevation(fect)/Datura DEVELOPMENT Time Start: Time End: <br /> To of Wel] Casing 37.01 1130 1330 <br /> Total Depth(ID,feet) Depth to Water(DTW,feet) Water I(WL,feet Development Method(s)&Equipment: <br /> T36.50 END 36.55 Start 0.51 Mobile Drill rig with surge block, <br /> 48 (see page 2) STAR <br /> Water Column(TD-DTW,feet) Casing Volume(gallons)•: Well Volume(gallons)•: <br /> 11.5 (see page 2) N/A 11.8 bailer, submersible pump. <br /> Total Discharge(gallons) Casing Volumes Removed Well Volumes Removed, Description of Surge Block or Pump: <br /> 10-foot steel rod with 4-inch rubber <br /> 155 N/A 13.1 <br /> 1'7ow Estimate(gallons per minute)": Method Used for Estimate••: <br /> 5 gpm to 10 &pm 5 gallon bucket gaskets. <br /> QUALITY ASSURANCE Method Used to Measure Water Level. Summary of Development Procedures•••.Solinst Well Sounder Bunged well 1137 to 1155 using <br /> Sampling Method(s)• Sample Time: <br /> Bailer 1633 10-foot strokes. Bailed 55 gallons of water. Pumped 100 <br /> Bader or Pump Linc Method of Cleaning Bailer/Pump. <br /> New Aeaned Alconox, DI rinse, Methanol, DDI rinse gallons of water with submersible pump; final pumping rate <br /> pi-I Meter No Conductivity Meter No.. Other Instrument No.: <br /> about 10 gpm. <br /> Hdac 9 Hdac9 NA <br /> Calibration Date($)and Results • Notes as atioru. ••• Note Details of Well evelopment rocedure <br /> •Use Plow Estimate for Surface Witer Samples only. in Notes and Calculations <br /> Calibrated at Environmental Instruments -11/4190 In HattLand—00015tions. <br /> Number, Size of Sample Containers: <br /> 4 x 40 ml (VOAs) ; 1 x 1 L (amber) Environmental <br /> Science & <br /> Mttlnpd of Disposal (Dtischargtd.Water. A�R." Engineering,Inc. <br /> Stored in three 55 gallon drums for disposal by AT&T 11 <br />