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OCIA �NC MONITORING WELL PURGING AND SAMPLING LOG <br /> . Well No MW- <br /> Project Name n Project No <br /> P"A c t r`-r ` C c E rtr o,►� 41 1 6 3 p 3 vo o a <br /> Project Address/City/County 5 <br /> 37 c4 �ye SEaGt� far, <br /> PURGING& SAMPLING INSTRUMENTATION& METHOD <br /> Water Level Meter(mmeum) Heron I ATC-1 Interface Probe wo&t/m) N/A <br /> Water Quality meter(Moaetrro) HVDae / OAKTON Decontamination Method 3-stage bucket (wash tap rznse D1 rxnse) <br /> Purging Method X PVC Bader —Vacuum Truck _Submersible Pump Other <br /> Sampling Method Teflon Bailer X Disposable Bailer _Other <br /> BOREHOLE&WELL CASING VOLUME INFORMATION <br /> Borehole Diameter(Circle) 10" 12" Casing Diameter(Circle) 2" 4" 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(gailo„s root) D 81 15 1 95 Casing Multiplier(CM)(gaimnsrroat) 0 16 065 147 587 132 235 <br /> MONITORING MEASUREMENTS PURGING CALCULATIONS <br /> Depth to Free Product(feet) 0 Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) a WC �p 7 x BM 0 d l = S t{ (BV)(gal) x 1 5 BV(gat) <br /> Total Well Depth(feet) -719 1 ( Casing Volumes(CV) <br /> Water Column(WC)(fect) {c WC x CM = (CV)(0) x 3 0 CV(gat) <br /> Free Product Thickness(feet) 0 Free Product Purged(gallons) 0 <br /> PURGING DATA <br /> Cum Vol Purged Electric Conductivity Dissolved Turbidity Odor <br /> gqTime DTW(it) (gallons) Temp CC) pH (°or m mhos) Oxygen(mom.) (AU) (Yes/No) <br /> • Lj 5 Purging Start Time <br /> () L� Total Gallons Purged <br /> Purging End Time <br /> SAMPLING DATA <br /> Time Sampled �j i { Depth to Water @ Sample Time(DTWs) 1 . r <br /> Filtered Analytical Parameters <br /> Container Types,Volumes,R Quantities (veslno) Sample Preservatives (cross-o°e all NOT applicable) <br /> 3 x 40 nil, VOAs N Ice and HC1 THHg / Full VOC's / Fuel OxYs <br /> WELL RECOVERY DATA <br /> Maximum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> (DTW-DTWs) Recovery <br /> %Recovery =l - (DTW-DTWm) x 100 Calculation %Recovery = 1 ( X100 <br /> Recovery Type Fast Slow <br /> — %Recovery= <br /> FIELD PERSONNEL <br /> • ATC Representative(s) v .moi <br /> Subcontractor N/A <br /> Signature Date �/O <br />