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1 <br /> VS NAT841;N <br /> MONITORING WELL PURGING AND SAMPLING LOG <br /> Well No <br /> Project Name Pro ect No <br /> Proles Address/City/County �-. f f ` a 5 [ <br /> tA <br />' Water Level Meter(Modd/ID) f Interface Probe(Moddm) <br /> Water Quality Meter(mddm) � DeoontammatlonMethod 3-stage bucket (wash, tap rinse, DT ri-nse) <br />' Purging Method X PVC Bailer Vacuum Trude Submersible Pump Other <br /> Sampling Method Teflon Bailer ^ Disposable Bailer Other <br />' Borehole Diameter(C-1e) 8" 10" 12" Casing Diameter(Circle) 4" 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(aIlons/root) 081 15 195 Casing Multiplier(CM)(gaons/root) 065 147 587 132 235 <br />' Depth to Free Product(feet) N Borehole Volumes(BV) <br /> Depth to Water(DTW)(fect) S'--v_ we xBM = <br /> (BV){ga) x 15 SV(gal) <br />' Total Well Depth(feet) � V S Casing Volumes(CV) { <br /> Water Column(WCxfeet) C¢ WC ZC7 x CMS l _ `r ` (CVag x 3 0 GV(gal) �'L <br /> Free Product Thtclmess(feet) Free Product Purged(gallons) <br /> Cum Vol Purged o Electne Conductivity Dissolved Turbidity Odor <br />' Time DTW(ft) (8uo-) Temp�j PB (u orm mhos) Oxygen(mg/L) (N11� (YesMo) <br /> Purgzng Start Time <br /> nt2, 3�S <br />' Total Gallons Purged 3.3 <br /> i2DV Purging.End Time <br />' <br /> Time Sampled YDepth to Water @ Sample Trine(DTWs) <br />' Filtered Analytical Parameters <br /> Container Types,Volumes,&Quantities (rano) Sample Preservatives (cros ut aR NOT applicable) <br /> r x 40 mL VOAs N Ice and HC1 TPHg TPHd STEx MTBE OXYs <br />' Maaamum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> Recovery <br /> %Recovery =1- (DTW-DTWs) x 100(DTW-DTWm) Calculation %Recovery =1 ( ) x 100 <br /> ( - ) <br /> Recovery Type —Fast Slow 1/0 Recovery= <br /> ATC Representative(s) <br /> Subcontractor <br /> Signature U�.(`V.r �n. ✓`'' k Date C� O Z <br />