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(NNOCIATTSLING LOG <br /> MONITORING WELL PURGING AND SAMP <br /> • Well No MW-7 <br /> ' Project Name E-Z Serve Location No 100878 ProjectNo 43 25827 0025 <br /> Project Address/City/County 1012 West Yosemite Avenue,Manteca,California <br /> ' Water Level Meter(ModdgD) ATC-1 Interface Probe(Modedw) N/A <br /> Water QualityMeler(ModdAD) HYDAQ DeoontarumationMethod 3-stage bucket (wash, tap rinse, DI rinse) <br /> Purging Method. PVC Bailer Vacuum Truck Submersible Pump Other <br /> Sampling Method _Teflon Bailer 1L Disposable Bader Other <br /> Borehole Diameter(C—e) 8" 10" 12" Casing Diameter(Circle) 2" 4" 6" 12" 18" 24" <br /> Borehole Mulipher(BM)(gallonshoot) 081 15 195 Casing Multiplier(CMkgauons/root) 0 65 147 587 132 235 <br /> Depth to Free Pr (feet) Borehole Volumes(BV) <br /> Depth to Water(DTW)(fect) f$,Z WC x BM = (BV`)(S } x 1 5 BV(gal) <br /> Total Well Depth(feet) Z� 3� Casing Volumes(CV) <br /> Water Column(WC)(feet) (D D%( WC 10,0O x CM Q /(P = Z (CV)CD x 3 0 CV(pl) Z� <br /> i <br /> Free Product Tluclmess(feet) Free Product Purged(gallons) <br /> Cum.Vol Purged Electric Conductivity Dissolved Turbidity Odor <br /> Time DTW(ft) W1 ) Temp Cp pH („or> mhos) Oxygen(mg/L) @*lu} (vesRto) <br /> Purgzng Start Time <br /> Z <br /> Total Gallons Purged <br /> ' Purging End Time <br /> Tune Sampled ��Z ,Cr� Depth to Water @ Sample Time(DTWs) <br /> Filtered Analytical Parameters <br /> Contained Types,Volumes,&Quantities (Y-1/no) Sample Preservatives (cross-oat all NOT epphcablc) <br /> 6 x 40 mL VOAs N Ice and HCl TFHg TPHd BTEX MTBE OXYs <br /> I <br /> Maximum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> � <br /> {DTW-DTWs) Recovery <br /> %Recovery =I- (DTW-DTWm) x 100 Calculation %Recovery =1 - ) x 100 <br /> ' Recovery Type U <br /> � Fast Slow ,/o Recovery= <br /> EE <br /> 1. ATG itepresaetative(s) MR&TM <br /> Subcontraaor <br />� E <br /> 1pT1A 1 Date <br /> 3 tune <br /> I <br />