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V <br /> MONITORING WELL PURGING AND SAMPLING LOG <br />' Well No MW 10 <br /> Project Name RPMS EZ Serve Stockton#100966 Project No 54 25827 2616 <br /> Project Address/City/County 2531 Waterloo Road/Stockton/ San 3oagwn <br /> PURGING&SAMPLING i ` it <br /> Water Level Meter(bEode]!ID) Solmist/ 7 Interface Probe(Mndel/m) NA <br /> Water Quality Meter(Modr=/ YSI -3 1 <br /> Decontamination Method 3-stage bucket (wash, tap rinse, DT rinse) <br />' Purging Method i/ PVC Bailer Vacuum Truck _Submersible Pump Other- <br /> Sampling <br /> therSampling Method Teflon Bailerisposable Bailer Other <br /> BOREHOLE&WELL CASING VOLUMEi <br /> Borehole Diameter(Circle) 8" 10" 12" Casing Diameter(Circle) 2" 4" 6" 12" I8" 24" <br /> Borehole Multiplier(BM)(gaiiawroct) 081 15 195 Casing Multiplier(CM)(gwtonv=t 0 16 4 65 147 587 132 235 <br /> MONITORING M.EASIJHE Yvtr,NTS PURGING CALCULATIONS <br />' Depth to Free Product(feet) 7a:: Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) 60-7P WC xBM = (BV)(gal) x 1 5 BV(gal} <br /> Total Well Depth(feet) 3 '20 Casing Volumes(CV) - f j <br /> Water Column(WC)(feet) a-41.2 WC oZ 2 x CM +`� - c l (CV)(gai) x 3 0 CV(Sail l• r CP <br /> Free Product Thickness(feet) Iv Free Product Purged(gallons) 1,5- <br /> PURGING <br /> sJam' <br /> DATA <br /> 71" <br /> rm Vol Purged Electric Conductivity Dissolved Turbidity Odor <br /> Time DTW(ft) (galinns) Temp Cc) pH (v arm mhos) Oxygen(mgt) WTU) (Yes/No) <br /> Purging Start Time <br /> 4 9 �O� fsr 9/13 <br /> af-3 IAs <br /> � as <br />' Total Gallons Purged 7 t <br /> Purging Enid Time © q fj <br /> SAMPLING DATA <br /> Time Sampled ���'� Depth to Water @ Sample Time(DTWs) <br /> Filtered Analytical Parameters <br /> Container Types,Volumes,&Quantities (Y�no) Sample Preservatives (crosa-nut nll't=appticahie) <br /> Glass VOA, 40 nil , X�r4 no HCl PTEX/TPHG/ OXY'S, Pb scavengers <br /> r 1 <br /> WELLRECOVERY DATA <br /> Maximum Drawdown(DTWnt)(feet) Approximate Flow Rate(UPM) <br /> Recovery <br /> %Recovery =1- ��-DTWs)(DTW-DTWm) x 100 Calculation %Recovery =1 ( ) x 300 <br /> ( } <br /> Recovery Type <br /> —Fast �32aw a/°Recovery= <br /> FIELD PERSONNEL <br /> ATC Representative(s) Alex Flores/Mike Luksic <br /> Subcontractor ? <br /> Signature ���G,�j� !Date 0?—:�©3 <br /> 1 �°��►' 6rok�e� I'I�a�joCK��,/�G,r`►�} rt1;{-(��-lKa.c>�r�oc� <br /> MEL _ <br />