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1 <br /> St=ctT MONITORING WELL PURGING AND SAMPLING LOG <br /> 1 <br /> Wel]No <br /> Project Name Project No <br /> l�D/ri'casr r-Z :5ewv e- 1 L% 3 2��7. t <br /> Project Address/city/County S3 <br />' Water Level Meter(Modd qD) Heron Z� Interface Probe(Modd nD) <br /> Water Quality Meter(MoaelllDrA*YR" L-� Decontamination Method 3-stage bucket (wash, tap rinse, DI rinse} <br /> Purging Method , Vacuum Truck -P<Submerstble Pump Other <br /> Sampling Method Teflon Batter X Disposable Bailer Other <br />' Borehole Dtametcr(CYrcle) 8" 10" 12"ry Casing Diameter(Circle) 2" 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(pu.,Lsi:.m) 081 15 195 Casing Multiplier(CM)(gaonshoot) 016 147 S 87 13 2 23 5 <br /> Depth to Free Product(feel) Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) S .ta'Z WC x BM = (BV)(zt) x 1 5 BV(gal) <br />' Total Well Depth(feet) Casing Volumes(CV) <br /> Water Column(WCxfeet) -3 Z_C(0 WC CM Cs 4`5 =�. (CV)(gal) x 3 0 CV(g4() H <br /> Free Product Thickness(feet) Free Product Purged(gallons) <br /> Cum Vol Purged Electric Conductivity Dissolved Turbidity Odor <br />'. Time DTW(ft) ( ) Temp(°c) pH (u ocm mhos) Oxygen(mgn,) (NM (YeslNo) <br /> 2,V <br /> VPurging Start Time 1p <br /> Id -air <br /> CJ -air i /`�y � e/fir //�/y �K'f]`/�� E <br /> V 'V 4G 9 [ t 45 1 o <br /> &q <br />' LC✓ <br /> Total Gallons Purged <br /> QPurging End Trme <br /> Time Samplarl Depth to Water @ Sample Tune(DTWs) <br /> 5 <br /> Filtered Analytical Parameters <br />' Container Types,Volumes,&Quantities (yeslno) Sample Preservatives (cross out all NOT apphcable) <br /> x 40 mL VOAs N Ice and xc1 TPHg / BTEX / MTBE / OXYs <br /> 6ME I I I - -- I I <br />' Maxltnum Drawdown(DTWm)(feet.) Approximate Flow Rate(GPM) <br /> Recovery <br /> %Recovery =1- (DTW-DTWs)(DTW-DTWm) X100 Calculation %Recovery =1 (— ) x 100 <br /> ( - ) <br />' Recovery Type —Fast _Slow %Recovery= <br /> ATC Representative(s) <br />' Subcontractor <br /> Signature Date / 99?4�-ef Z�— <br /> v� <br />