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i w <br /> gC,ATES 1N[ MONITORING N WELL PURGING AND SAMPLING LOG <br /> Well No MW <br /> Project Name RPMS/Former EZ Serve#100878 Project No 54 25827 2510 <br /> ' Project Address 1 City 1 County 1012 W Yosemite Ave/Manteca/San Joaquin <br /> ' I I PURGING&SAMPLING INSTRUMENTATION&METHOD ` <br /> 1 'i <br /> Water Level Meter(Moael/iD} Solm[st/ ATC-1 interface Probe(ModetliD) <br /> Water Quality Meter(Modevw) YSI �j r0 4 9� Decontamination Method 3-stage bucket (wash, tap rinse, DI rinse) <br /> Purging Method PVC Bailer _Vacuum Truck _Submersible Pump _Other <br /> Sampling Method _Teflon Bailer Disposable Bailer _Other <br /> BOREHOLE&WELL CASING VOLUME INFD ON <br /> Borehole Diameter(Circle) 8" 10" 12" i Casing Diameter(Circle) 2" 4" 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(gailorVrom) 081 is 195 Casing Multiplier(CM)(ganansrroat) 16 0 65 1 47 587 132 235 <br /> MONITORING M;EASUR AUNTS e 'PURGING CA'LCULA`TIONS <br /> ' Depth to Free Product(feet) orBorehole Voiumes(BV) <br /> Depth to Water(DTW)(feet) t Z WC x BM = (BV)(gal) x 15 BV(gal) <br /> ' Total Well Depth(feet) Z19 i Z C Casing Volumes(CV) r <br /> Water Column(WC)(feet)JZi �00 WC Ire$ x CM �1 r 1C = 2 (CV)(gal) x 3 0 CV(gat) - L�6- <br /> Free Product Thickness(feet) er <br /> ' (�Free Product DATA (gallons)' o �Vrrrr��G G AAl A En <br /> Cum Vol Purged Electac Conductivity Dissolved Turbidity Odor <br /> Time DTW(ft) (gallons) Temp Cc) pH (lorm mhos) Oxygen(mgr) (NTU) <br /> Purging Start Time /7� Q r^ <br /> 4 t ti 1 � � tr �}) <br /> � 6 ` D �r 21' di. 30 2� <br /> ' 1 /i Z f 1'2 12- =t=:9 <br /> &r5 0-�1 �J � ' � �� f . <br /> ' r1 Total Gallons Purged <br /> t OST Purgrng End Time <br /> $AMPTANG I): rA , . l(1[ Id <br /> tiE $ � Y[ <br /> Time Sampled Depth to Water®Sample Time(DTWs) <br /> Filtered Analytical Parameters <br /> Container Types Volumes,&Quantities (yes/no) Sample Preservatives (crass out all=applicable) <br /> 4 x 40 ml VOAs No HCl TPHg/ BTEx/ oxY's <br /> e , , , ,<'� �' > Iji t , t,WELLRECOVEIY,DATA <br /> i P <br /> Maximum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> i <br /> Recovery <br /> °/a Recovery =l- (D(DTW-TW DTWs)DTWm} x 100 Calculation %Recovery =1 x 100 <br /> Recovery Type _Fast Slow %Recovery= <br /> o ° , FIELD PERSONNEL s �' �, ° tt $' y � <br /> ATC Representative(s) Alex Flores/Ai i*ander I <br /> Subcontractor [ <br /> I I 1 i I � I ESI <br /> II Signature Date 1 053003 I � <br /> fi i[ <br />