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q o. 09.35 T": 35 <br /> URS Exhibit 5.1-2 MONITORING WELL NO: ;�L11 <br /> c«,5°Hants Monitoring Well Sampling Data <br /> Project: IDU-f`STPQ <br /> Location No: f'kw <br /> Job eSaSample, No(s): n'�w-1 � Sampled By: <br /> Sampling Date: I dS <br /> Sampling Method DcSP• 134 Haview�� Date.— <br /> Sampling <br /> ate <br /> SampliingTime: /30b Weather 5- 1 <br /> Amb.Temp.ff) 90 <br /> VX <br /> WA R FVATION DATA <br /> ' Method of Measurement: Depth Sounder Products ❑Yes No <br /> Other: Depth to Product: <br /> I' Method of Measurement: Interlace Robe <br /> 1)Well Casing Elevation(WCE) ft Other._ <br /> (from casing top as maw <br /> ' 2) Depth to Water Surface(DTW) t 3 ft acing top <br /> (from casing top as marked) <br /> 3)Well Depth(WD) `a( , -";"5 (2)DTW <br /> ' it (3)WD <br /> (from casing top as marked) -1111110111111 _ Water Surface <br /> 4) Height of Water Column(H) ft - (1)WCE <br /> (4) H <br /> WD-DTW - H Well Bottom <br /> WELL P ) ,F AM SAMPI ING DATA Sea Level <br /> Single Casing Volume of Water in wen(Vw it-L, 1!�Iaals Diameter (n) CasingVolume(CV)/ft (gals) <br /> (CVx H - VW) 2 0.163 <br /> ' <br /> Numberof Casing Volumes to Purge(NC) 3 4 0.652 <br /> 6 1.468 <br /> Total Volume of Water to Purge(TV) S 3, 3� cels D CV-(23.49)x f(D24)2] <br /> (VWx NC - TV) 2 <br /> CV. af(D2Yl2inJft h <br /> i ] (7.48 gaVcu.h.) <br /> Purge Method: �i . -9u1 (II� o( �{�y{Q � <br /> Date,:—'if I I G Was Won Pumped Dry i L j 'resN.N <br /> Time Temp°C '""'""`1' Removed How Rate Observations/ <br /> 1aY a a S_ S 3`FSa aVmin PhysicalAnnearance <br /> fIV a3-`f � f�S bra I slf•ForLlzl Gtemr <br /> L6 as ?Sa/ T as t �f� 0 <br /> .�L asap �a--r17ZT I <br /> 3s3y 71 -� q a5 <br /> ae ,s 35x9 , a� 6a 33.5 <br /> ' INSTRUCTION AND COMMFf T <br /> PurgrgiSamplirg Remarks <br /> Note:A complete Est of containers and analyses used can be lound in the ass:,ciated sample log. <br /> The final row of readings should Est the time sampling was completed and an estimate of the total volume of water <br /> ' removed. Water measurements should be recorded at each wen casing volume. In the observations field, note <br /> which reading applies to the values recorded at sampling. <br /> URS9100 M Now <br />