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(16C Ilu� <br /> ' MONITORING WELL PURGING AND SAMPLING LOG <br /> Well No MW� <br /> Project Name RPMS/Former EZ Serve 4100878 Project No 54 25827 2510 <br /> Project Address/City/County 1012W Yosemite Ave/Manteca/San Joaquin <br /> - `bI PURGING'& SAMPLING INSTRUMENTATION&_METROD <br /> ' Water Level Meter(modcvED) Solmist/ ATC-1 Interface Probe(modcum) <br /> Water Quality Meter(Moeelrm) YSI 3700 r Decontamination Method 3-stage bucket (wash, tap rinse, DI rinse) <br /> ' Purging Method PVC Batter Vacuum Truck _Submersible Pump Other i <br /> Sampling Method Teflon Bailer Disposable Bailer Other <br /> BORKROLE&'W'ELL CASING VOLUME INFOAMATtON <br /> Borehole Diameter(Circle) all 10" 12" Casing Diameter(Circle) 2" 441, 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(gallons/root) 081 15 195 Casing Multiplier(CM)(gallonsrmat) 0 16 0 65 )147 597 132 235 <br /> MONITORING,MEASUREMENTS d PURGING CALCUL TIONS <br /> Depth to Free Product(feet) Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) ' ` WC x BM = (BV)(go) x 15 BV(sat) <br /> Total Well Depth(feet) Z�+ Casing Volumes(CV) 1 <br /> Water Column(WC)(feet) l t " WC 11, 39 x CM Ar 0 _ (CV)(gat) x 3 0 CV(sat) 2' 1 <br /> Free Product Thickness(feet) Free Product Purged(gallons) <br /> PURGING DATA <br /> Cum Vol PurgedElec c Conductivity Dissolved Turbidity Odor <br /> Time DTW(ft) (gallons) Temp Cc) p7C-(9--mhos) Oxygen(-wL) (n rte (resRJo) <br /> Purging Start Time <br /> z -Z-6, z2 7,-, C,9 ' <-s <br /> I(I c 9, Vo 'K r3 z15 <br /> 0+ x111 Cc (0.,801 <br /> Total Gallons Purged <br /> Purging End Time <br /> E <br /> SA LING DATA, <br /> , t <br /> ' Time Sampled Depth to Water Q Sample Time(DTWs) C <br /> Filtered Analytical Parameters <br /> Container Types,Volumes,&Quantities (yeslno) Sample Preservatives (cross-out all NOT applicable) <br /> ' 4 X 40 ml VOAs No HC1 TPHg/ STEX/ OXY's <br /> (� r <br /> t �r °Yl�ti r4 <br /> ' WELL RECOVERY-DATA <br /> Maximum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> Recovery <br /> %Recovery 1- _DT Nm) x i 04 Calculation. %Recovery -I - 7 x 100 <br /> (DTWRecovery Type <br /> k I Fast �Slow %Recovery= ' <br /> { IE <br /> L`D PERSONNEL <br /> I ATC Representative(s) Alex Flores/4w&4ierideR - <br /> ' I I <br /> Subcontractor I <br /> ` I <br /> l <br /> l Signature � �� �L Z-�-� k{ ' Date I 053003 EI <br /> I ` <br /> I I I {k <br />