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Tocv Ty7+ �7��7r� <br /> PrA+ar 35 <br /> URS Exhibit 5.1-2 MONITORING WELL NO � <br /> Consultants Monitoring Well Sampling Data <br /> Project J �Or <br /> Location NO �`]I(�r r A,� 1 C C Or <br /> -7-11 Job No <br /> Sample No(s) Sampled By <br /> Sampling Bate y J/c]11,r Reviewed by Dale— <br /> Sampling Method -HAk3 7AtLCD Weather <br /> Sampling Time __I � ( Amb Temp (°P) <br /> WATER El.EVATIQN DATA _ <br /> Method of Measurement_ Depth Sounder Products obs Yes ❑ No <br /> D <br /> Other Depth to Product <br /> Method of Measurement Interface Probe <br /> 1)Weil Casing Elevation (WCE) ft <br /> Other <br /> (from casing top as marked) <br /> -, .Casing top <br /> 2) Depth to Water Surface( DTW),_ �(), y ft <br /> (front casing top as marked) (2) D-PN <br /> 3)Weil Depth (WD ) 3,0s (q,) ft (3)WD <br /> (from casing top as marked) T � Water Surface (1)WCE <br /> 4) Height of Water Column (H)_ 7 ft I (4) H <br /> WD.DTW = H Well Bottom <br /> WELL PURGE.AND_5AM PINQ QATA Sea Level <br /> Single Casing Volume of Water in Well(VW) als Well Diameter (n) CasingVolume(CV)/ft (gals) <br /> (CVxH - VW) 2 0163 <br /> Number of Casing Volumes to Purge(NC) 7 4 0 652 <br /> 6 1 468 <br /> Total Volume of Water to Purge(TV) 1 als D CV 3(23 49)x((D24)2] <br /> (VW x NC = TV) CV- n((02)/12 in/ft]2h (7 48 gaVcu ft } <br /> Purge Method <br /> Date 7A)Vflr Was Well Pumped Dryl ® Yes ❑ No <br /> Turbidity Removed Flow Rate Observations/ <br /> Time Temo°C Cond. (y,mhos) p_ (N'FU) (gal) al/mm Physical Aooearance <br /> /�J� Oy aYo :z VX' > > <br /> INSTRUCTIONS AND COMMENTS <br /> Purging/Sampling Remark L <br /> Note A co fete list of containers and analyses used can be found in the associated sample log <br /> The final row of readings should list the time sampling was completed and an estimate of the total volume of water <br /> removed Water measurements should be recorded at each well casing volume In the observations field, note <br /> which reading applies to the values recorded at sampling <br /> UAS x100 &+92 <br />