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MONITORING WELL PURGING AND SAMPLING LOG <br /> We]iNo /?J&„ /-57 <br /> • Project Name r� ���(f rJ� Pro3ect No C' ,7 - Zr <br /> Project Address/City/County '253-7 lcJ,4 T,6 2"0 A40- STO C-4 T-0-A-) <br /> 1 Water Level Meter(ModdM) r L_ Interface Probe(mNiom) AJ/q <br /> Water Quality Meter(ivfo i vu:)) Decontamination Method 3-stage bucket (wash, tap rinse, DI rinse) <br />' Purging Method _PVC Balser Vacuum Truck —Submersible Pump Other <br /> Sampling Method Teflon Bailer _A,!� Disposable Bailer Other <br /> Borehole Diameter(Circle) 8" 10" 12" Casing Diameter(Circle) Z" 4" 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(gatlon ro q 081 15 195 Casing Multiplier(CM)(pn e.t) 016 065 147 587 132 235 <br /> Depth to Free Product(feet) Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) 951.3 WC x BM - (BV)(gai) x 15 BV(Sat) <br /> Total Well Depth(feet) 70,55 Casmg Volumes(CV) FD°b 2 ECO 0,Wr 6Z Z/ <br />' Water Column(WC)(feet) 3 5, YZ WC 3;�,''(Z x CM oc.5 o(.5 = Z3 102- (C V)(Sa) x 3 0 C V(gal) 6//r.Oto <br /> Free Product Thickness(feet) Free Product Purged(gallons)or <br /> Cum Vol Purged Electric Conductivity Dissolved Turbidity Odor <br /> DTW(ft) (gam-) Temp(°C) pH (e,or m mhos) Oxygen(.V/L) (�0 (Y-INO) <br /> Time <br />'• Purging Start Time .do <br /> Z C� <br /> 1'6 �s <br /> .49bT0. 7,496. - <br /> Total <br /> otal Gallons J%rged <br /> js PurgingEndTime <br /> Tune Sampled �� ' Depth to Water @ Sample Time(DTWs) <br /> Filtered Analytical Parameters <br /> Coptauier Types,Volumes,c&Quantities (7�no) Sample Preservatives ("usb out all Ma appheaWe) <br /> x 40 mL VOAS N ice and HC1 T2Hg TPHd STEX MTBE oXYs <br /> Maximum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> Recovery <br /> DTWS) <br /> %Recovery =1- X100 Calculation %Recovery =1 - � � x 100 <br /> (DTW-DT'Wm) <br /> Recovery Type t Slow %Recovery <br /> r <br /> ATC Representative(s) <br /> Subcontractor <br /> Signature Date � ��/ <br />