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oe�T MONITORING WELL PURGING AND SAMPLING LOG <br /> Well No , <br /> Project Name ea Na <br /> Projext Address City/County <br /> Water Level Meter(Modell]])) Heron Interface Probe(Modd4D) <br /> Water Quality MeterCmoddnD- Decontamination Method 3-stage bucket (wash, tap rinse, DI rznse) <br />' Purging Method 4—IW P"ef Vacuum Truck V�,Subrn=,ble Pump Other <br /> Sampling Method Teflon Bailer X Disposable Bailer Other <br /> Borehole Diameter(Circle) 8" 10" 12" Casing Diameter(Circle) 2" d'9 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(gauonsroot) 081 15 195 Casing Multiplier(CM)(gallons/root) 016 6 147 587 132 2351 <br /> Depth to Free Product(feet.) Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) WC x BM = (BV)(gal) x 15 BV(gat} <br /> Total Well Depth(feet) Casing Volumes(CV) <br /> Water Column(WC)(fect) "�Z Z.. WC,Z...Z x CM 0 =Z� 61 <br /> (CV)(gaq x 3 0 GV(gal)4Odor <br /> Free Product Thickness(feet) Free Product Purged(gallons)Cum Vol Purged EledncGonduaivrtyDissolved �(NM <br /> ity <br /> Tie DTW(8) (gam ) Teia li(°c} pH (u orm mhos} Oxygen(mgt[) (Y-No) <br /> 0" Z, Purging Start Time <br /> at &9.$ 7ls+5 <br /> 10 RP 9 7. q6 <br /> - Total Gallons Purged <br /> / Purging End Tame <br /> Ttme Sampled 2j Depth to Water @ Sample Time(DTWs) S' <br /> Filtered Analytical Parameters <br /> Contauier Types,Volumes,&Quantities 6-1no) Sample Preservatives (cross out all NOT applicable) <br /> x 40 mL VOAs N Ice and HC1 TPHg / BTEX / MTBE / oxys <br /> No Nei <br /> Maximum Drawdown(DTWm)(fet.) Approximate Flow Rate(GPM) <br /> Recovery <br /> %Recovery =I- DT(—W-DTWs)(DTW-DTWm) x 100 Calculation %Recovery =1 ( x 100 <br /> ( - ) <br /> Recovery Type _Fast Slow o <br /> /o Recovery <br /> ATC Representative(s) <br /> Subcontractor <br /> i <br /> Signature Date �' <br />