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:c <br /> soCIA IN[ MONITORING WELL PURGING AND SAMPLING LOG <br /> Well No MW <br /> Project Name RPMSI Former EZ Serve#100878 Project No 54 25827 2510 ' <br /> i <br /> Project Address/City/County 1012W Yosemite Ave/Manteca/San Joaquin <br /> 1 XURG NG&SAMPLING TNST�LUMENTATION&METHOD r ° <br /> ' Water Level Meter(mGda m) Sol inist/ ATC-;1! Interface Probe(modeum) <br /> Water Quality Meter(Modell) YSI Decontamination Method 3—stage bucket (wash, tap rinse, w rinse) <br /> Purging Method PVC Bailer _Vacuum Truck _Submersible Pump Other <br /> Sampling Method _Teflon.Bailer Disposable Bailer _Other <br /> ' 11 BOREHOLE&ALL CASING VOLUME INFORMATION ' <br /> Borehole Diameter(Circle) 8" 10" 12" Casing Diameter(Circle) 2" 4" 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(gallonslroot) 081 15 195 Casing Multiplier(CM)(pllone/root) 016 0 65 147 587 132 235 <br /> MONITORING MEASUREMENTS PURGING CALCUIATIUNS <br /> Depth to Free Product(feet) Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) t WC x BM — (BV)(eai) x 1 5 BV(gal) <br /> Total Wel]Depth(feet) Lj/t Casing Volumes(CV) <br /> 13-90 <br /> Water Column(WC)(feet) 0 `— WC —4• Q 7-x CM,4__.6_W (CV)(PI) x 3 0 CV(gal) <br /> Free Product Thickness(feet) Free Product Purged(gallons) <br /> PURGING DATA <br /> Cum Vol Purged Me c Conductivity Dissolved Turbidity Odor r-m- <br /> Time DTW(n) (gallons} Temp Cc) PB {, orm mhos) Oxygen(0,91L) (xTrn (YesMo) x7i� <br /> Purging Start Time <br /> /l �� 1� &� z , i 0,,-34 �� s <br /> -5 1917-4 a!1 7-7C •19$ 1-312i <br /> til 04 1 , 99 _:; lie57- &,Tq L1 "3 � <br /> t 4+ <br /> f 1 <br /> Total Gallons Purged <br /> Purging End Time <br /> „' SAMPLING DATA'- <br /> Time <br /> ATA'Time Sampled I �� Depth to Water{cid Sample Time(DTWs) <br /> Filtered Analytical Parameters <br /> Container Types Volumes,&Quantities (yesino) Sample Preservatives (cross out all N_QJ applicable) <br /> 4 X 40 ml VOA. No HC1 TPHq/ BTEX/ OXY's <br /> 4 <br /> 'WEL.L`RECOVIaRY`DATA „J <br /> Maximum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> s <br /> Recovery <br /> %Recovery =I- (D W_DTWm) X100 Calculation %Recovery =t x 100 ' <br /> Recovery Type Fast Slow a <br /> �.... /o Recovery= I <br /> ' "r, , 'i F ,s , FLEMPERSONNEL ` <br /> ATC Representative(s) Alex Flores/*Ro.-� ! <br /> Subcontractor I I I I <br /> n I I I I' iI I I i IE I i II <br /> 'I Signature 4 _ I I Date 053603 <br /> ' I I <br /> k <br /> II kk i <br />