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Monitoring Well Purging and FLD-103 <br /> 0 <br /> V Sampling Log Revision 1.0 <br /> r E c Jul-08 <br /> ' ATG Branch:54-Modesto Date: 0,30SCZ- <br /> Page 1 of 1 <br /> ATC Representative(s): Project:0888 Stockton,Tosco Bulk Terminal 100131 <br /> Location:3505 Navy Drive Stockton,CA <br /> ' Contact Information: (` Ir Project No: 75.75118.0888 Task No:54001 <br /> Well ID: MW-1177B Contractor: <br /> Weather: �C� Temperature: <br /> Purging & Sampling Instrumentation & Method <br /> Water Level Meter(ArodeeD): 'C^ .. Interface Probe(reodem0):NIA <br /> Water Quality Meter fmo omy YSI 556 Decontamination Method: Alconox and water rinse <br /> Purging Method: _Disp.Bailer Centrifugal Pump _Walerra _ Peristaltic Pump Other. <br /> 3 Well Volumes _/ Low Flow Micro Purge Intake Depth(feet below TOC) _ <br /> ' Sampling Method: _Teflon Bailer _Disposable Bailer _ Dedicated Tubing Other: <br /> Casing Volume Information Purging Calculations <br /> Casing Diameter(Circle): 4•• 6" Other CeslrQn�g V�DIumes(CV): / <br /> Casing Multiplier(CM)griwerw): "6 0 5 1.47 WCJ_DOxCML=S4Z(CV)(gei) x3.00V(go)=Ig2�PV <br /> Monitoring Measurements <br /> Depth to LNAPL(feet): Top of Screen/Total Well Depth(feet): 30 1 40 <br /> ' Depth to Water(DTW)(feet): Water Column(WC)(feet): <br /> LNAPL Thickness(1t): I Purging Start Time: j`Z <br /> ' Purging Data <br /> Time DTW Cum.Vol- Temp Specific Dissolved PH ORP Other <br /> Purged Cond. Oxygen (mV) <br /> ' (24 Hours) (Feet) (Gallons) (°C) (ms/cm) (mglL) <br /> t1° 351Y. 310°/ 0 t10 V o 6, :S'i <br /> Oip 2 1 2.55 11 3 132l 3, I er <br /> ?-2'-) 1 53 3,00 '? -, -137, 1Z 7' <br /> ' $ 2 ,�TS 2,53'07, 58 .-IWI-) v <br /> 1250 12,20 <br /> Sample Data <br /> ' Sample ID:MW-17B ITime of Sample: FZo Filtered <br /> Container Types,Volumes,&Quantities; <br /> (yeslro) Preservatives Analytical Parameters <br /> Glass,40ml-,6 N HCI 8015M;8260B <br /> ' Ambers,1 L,2 N None 8015M <br /> ' Well Recovery Data <br /> Maximum Drawdown(DTWm)(feet) ,� Approximate Flow Ratc(GPM): <br /> Recovery Type:: ✓ Fast ` Slow %Recovery= <br /> Purge Water Disposifion(Attach Drum Inventory Log-FLD 108): <br /> Comments: <br />