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Monitoring Well Purging and FLD-103 <br /> Q T P q 1 N ` Revision 1.0 <br /> (50kSampling Log <br /> Jul-08 <br /> ATC Branch:54-Modesto Dale: . Page of ` <br /> ' ATC Representative(s): Project:0888 Stockton,Tosco Bulk Terminal 10013 <br /> GoLocalion:3505 Navy Drive Stockton,CA <br /> Contact Information: C ''0 Project No: 75.75118.0888 Task No:64001 <br /> Contractor. <br /> Well ID: MW-14 <br /> Weather. Temperature: <br /> Purging& Sampling Instrumentation & ethod <br /> Water Level Meter imodemo): Inledace Probe(Modaum):WA <br /> ' Water Quality Meter(a d-m):YSI 556 Decontamination Method: Aiconox and water rinse <br /> Purging Method: _Disp.Bailer _Centrffugal Pump _Waters Pedstal8c 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): T, 4" C31her Casing Volumes(CV): f�� <br /> Casing Multiplie r(CM)(gatbnattool):0.16 0.65 7 WCffixCM�=0-6-6V)(gm) x3.0CV(ga1)1D `61PV <br /> Monitoring Measurements <br /> Depth to LNAPL(feet): Top of Screen/Total Well Depth(feet): 25 1 51.56 -11 <br /> Depth to Water(DTW)(feet): Water Column(WC)(feet): Ll r 0 <br /> LNAPL Thickness(R): Purging Start Time: 2 <br /> Purging Data <br /> Cum.Vol, Specific Dissolved ORP Other <br /> Time DTW purged Temp Cond. Oxygen pH (mV) <br /> (24 Hours) (Feet) (Gallons) VC) (mslcm) (mgll-) <br /> 0) f+so%l t1 % +10 V1 1 J J <br /> 6153 aE; °t. L 2 1 f r(02 S ILb 1.23 - C e ' <br /> i, S 1, 1 d 7 21 -1159 le7.r '2 <br /> '20, q '144 7. 25 iear <br /> Sample Data <br /> Sample ID:MW-14 ITime of Sample: O _ Filtered Preservatives Analytical Parameters <br /> (yealno) <br /> Container Types,Volumes,&Quantities: <br /> N HCI 8015M;82608 <br /> Glass,411mL,6 <br /> Ambers,1 L,2 N None 8015M <br /> Well Recovery Data <br /> ' <br /> Maximum Drawdown(DTWm)(fcef). ( Approximate Flow Rate(GPM). <br /> �� <br /> Recovery Type: _✓Fast Slow %Recovery p= \ <br /> Purge Water Disposition(Attach Drum Inventory Log-FLD 108): <br /> Comments: <br />