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MONITORING WELL PURGING AND SAMPLING LOG <br /> Well No MW Q <br /> Project Name RPMS EZ Serve Stockton#1100966 Project No 54 25827 2616 <br /> Project Address/City/County 2531 Waterloo Road/Stockton/ San 7oaqum <br /> PURGINGfMETHOD <br /> Water Level Meter(Model/ID) Solmist/ !© Interface Probe Wod.um) NA <br /> Water Quality Meter(ModeVM7 YSI R5- fi 63 Decontamination Method 3-stage bucket (wash, trap rinse, DT rinse) <br /> Purging Method — PVC Batter _Vacuum Truck Submersible Pump Other <br /> Sampling Method Teflon Bailer Disposable Bailer Other <br /> BOREHOLE& WELL CASING VOLUME / • <br /> Borehole Diameter(Circle) 8" 10" 12" Casing Diameter(Circle) 2" 4" 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(galt°ash t) 081 15 195 Casing Multiplier(CM)(gananslroot) 016 065 147 587 13 2 23 5 <br /> MONITORING / <br /> Depth to Free Product(feet) /1< Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) Ff WC x BM - (BV)(go) x 1 5 BV(gall: <br /> Total Well Depth(feet) �� Casing Volumes(CV) <br /> Water Column(WC)(feet) ` WC 6 x CM (CV)(ga]) x 3 D CV <br /> Free Product Thickness(feet) Free Product Purged(gallons) <br /> PURGING DATA <br /> Cum Vol Purged Electric Conductivity Dissolved Turbidity Odor <br /> Time DTW(ft) Temp Cc) pH (r,orm mhos) Oxygen(mg/L) (Nlin (Y-wo) <br /> 5- Purging Start Time <br /> .3 O AS p P- <br /> aO 5� �- <br /> 1 1/ Sq ;2 <br /> 1 Total Gallons Purged <br /> Purging End Time J�`9 <br /> SAMPLING DATA. <br /> Time Sampled 5 Depth to Water®Sample Time(DTWs) <br /> Filtered Analytical Parameters <br /> Container Types,Volumes,&Quantities 6,Wno) Sample Preservatives (crosab"t al]NM appbcabte) <br /> Glass VOA, 40 m1 , X 4 no HCl ETEX/TPHG/ OXY'S, Pb scavengers <br /> WELL RECOVERY DATA <br /> Maximum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> (DTW-DTWs) <br /> Recovery - <br /> %Recovery =1- (DTW-DTWm) x 100 Calculation %Recovery =l ( x 100 <br /> ( ) <br /> Recovery Type <br />' _Fast �Slow %Recovery= <br /> FIELD PERSONNEL <br /> ATC Representative(s) Alex Flo s/Mike Luksic <br /> Subcontractor <br /> Signature Date <br /> i <br />