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SCICIATES 1Nt MONITORING WELL PURGING AND SAMPLING LOG <br /> Wail No <br /> ' Project Name RPMS EZ Serve#100878 Project No 54 25827 2510 <br /> Project Address/City 1 County 1012 W Yosemite Ave/Manteca/San Joaquin <br /> Water Level Meter(Model/]D) Sd�i n�5 _'2, interface Probe(Model/ID) NA <br /> Water Quality Meter P tsdel/W)Ast 3 n)Q Decontamination Method 3-stage bucket (wash, tap rinse, DI rinse) <br /> ' Purging Method PVC Bailer _Va um Truck _Submersible Pump Other 1 C <br /> Sampling Method Teflon Bailerisposable Bailer _Other <br /> BQREi 0MV&,WELL C-ASIN_ RV©T <br /> Borehole Diameter(Circle) 8" 10" 12" Casing Diameter(Circle) 2" 4"N 6" 12" 18" 24" <br /> Borehole Multiplier(BM)(goi.,w oot) 081 15 195 Casing Multiplier(CM)cpuons/,00t) 016\,065) 147 587 132 235 <br /> Depth to Free Product(feet) Borehole Volumes(BV) <br /> Depth to Water(DTW)(feet) 2 ® 2- WC x BM - (BV)(gag x 1 5 BV(sap <br /> Total Well Depth(feet) Casing Volumes(CV) <br /> Water Column(WC)(feet) i WC x CM (CV)(gai} x 3 0 CV(gall <br /> Free Product Thickness(feet) Free Product Purged(gallons) <br /> `'" <br /> :»z.-; 1+ :M s # 'e`ja e.`�`;vtrs t `, $ ` ` T�4�§" �,.g "*�. C I? <br /> 1'CTRCsT�TDA �� �Lr <br /> Cum Vol Purged Electne Conductivity DissolvedTurbidity <br /> as Odor <br /> Time DTW(ft) (gallons) Temp Co) pH (,,or Oxygen(ngn} (NTW (Yes/No) <br /> Purging Start Time <br /> 0z.o 2 l Z2 - N'2 X t-J-0 <br /> /D52. L2 50 3 - /1-id <br /> 0. 57 Tot¢!GalTans Purged <br /> Purging End Time <br /> 111G�ATA AJ jy 4 <br /> Time Sampled / :550 Depth to Water Q Sample Time(DTWs) 110 Z <br /> Filtered Analytical Parameters <br /> Container Types Volumes,&Quantities (Yes/no) Sample Preservatives (emss-out all m apphtable) <br /> ' 4 X 40m1 VOA's No HC1 HTEX/ TPHg/ OXX's <br /> A-,,�-._ - r �+ <br /> �;a.'a "W�L�� VI:� YsL'�1'L'ttU�'ii� f <br /> �.�. <br /> Maximum Drawdown(DTWm)(feet) Approximate Flow Rate(GPM) <br /> ' Recovery <br /> %Recovery =1- bTWm) x 100 Calculation %Recovery =1 ( l x 100 <br /> ( ) ( ) <br /> Recovery Type Fast Slow o <br /> /o Recovery= <br /> „WEEP E PL7-77 <br /> ATC Repre'sentative(s) Alex Flores <br /> I I I <br /> Subcontractor E " <br /> � I I <br /> - - I f I' E ! <br /> Signature A � �,� ' k .I � I bate 08/25/03 I I' <br />