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ataT MONITORING WELL PURGING AND SAMPLING LOG <br /> Well No �� Q <br /> Project Name Project No <br /> 6a - Age, [J�Z <br /> Project Address/City/County L <br /> PURGING &SAMPLING INSTRUMENTATION& METHOD <br /> Water Level Meter(Madcvm) Heron/ ATC-1 Interface Probe(Modeym) <br /> Water QuahtyMeter(MadevID) HyDac / OAKTON Decontamination Method 3-stage bucket (wash rap rinse, DI rinse) <br /> Purging Method X PVC Bailer Vacuum Truck Submersible Pump Other <br /> Sampling Method Teflon Bailer X Disposable Bailer Other <br /> BOREHOLE &WELL CASING VOLUME INFO N <br /> Borehole Diameter(Ctrcle) S" 10" 12" Casing Diameter(Circle) 4" 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(gattonvroot) 081 15 195 Casmg Multip4er(CM)(gatlonslrooy 0 i 065 147 587 132 235 <br /> MONITORING MEASUREMENTS PURGING CALCULATIONS <br /> Depth to Free Product(feet) 0 Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) `• WC —xBM — (BV)(gat) x 1 5 BV(sat) <br /> Total Well Depth(feet) 7t 6� Casing Volumes(CV) q <br /> Water Column(WC)(feet) g WC �x CM /s y (CV)(go) x 3 0 CV(gat) Z <br /> Free Product Thickness(feet) 0 Free Product Purged(gallons) 0 <br /> PURGING DATA <br /> Cum Vol Purged 6F Electric Conductivity Dissolved Turbidity Odor <br /> Time DTW(a) (gallons) Temp MT pH („MM mhos) Oxygen Qn u) (Yev/z) <br /> Purging Start Time 7 /f <br /> [ • 6 l O <br /> . 72 <br /> 2V q 6. 71 <br /> Total Gallons Purged <br /> •74 Purging End Time <br /> SAMPLING DATA <br /> Time Sampled ' Z Depth to Water @ Sample Time(DTWs) S <br /> Filtered Analytical Parameters <br /> Container Types Volumes,&Quantities (Y-(no) Sample Preservatives (cross out all h=applicablc) <br /> 3 x 40 niL VOAs N Ice and HC1 TPHg / BTEX / MTBE / FUEL OxYs <br /> WELL RECOVERY DATA <br /> Maximum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> Recovery%Recovery =I- (DTW-DTWs) x 100 Calculation o/n Recovery=1 { <br /> (DTW-DTWm) ) x 100 <br /> ( - ) <br /> Recovery Type Fast Slow o <br /> /o Recovery= <br /> FIELD PERSONNEL <br /> • ATC Representative(s) <br /> Subcontractor NIA [� <br /> Signature Date &Iz ' �/ <br />