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I- - <br /> Rack 09.35 Tn,.: 35 <br /> ' URS Exhibit 5.1.2 MONITORING WELL NO:�� <br /> Consultants Monitoring Well Sampling Data - <br /> Project: ��—5 TP <br /> ' Location No: Job No: <br /> Sample No(s):_ M w'a( Sampled Bre Q <br /> Sampling Date: 7N/ / Reviewed <br /> Sampling Method: SSP' a7 ar Weathers Dale <br /> Sampling Time: I U 5 t7 Amb.Temp.(°F) '3 O6 <br /> WATER EVATION DATA <br /> ' Method of Measurement: Depth Sounder Products obs: ❑Yes No <br /> Other: Depth to Product: <br /> ' Method of Measurement Interface Probe Q <br /> 1)Well Casing Elevation(WCE) It Other. <br /> (from casing top as marked) <br /> ' 2) Depth to Water Surface(DTW) d_ (-,7- ft acing top <br /> (From casing top as marked) <br /> 3)Well Depth(WD) tTVWVD <br /> TW <br /> ' (from casing top as marked) ater Surface (1)WCE <br /> 4) Height of Water Column(H) It (4) H <br /> WD-DTW - H Well Bottom <br /> WELL PURGE AND SAMPLING DATA Sea Level <br /> ' Single Casing Volume of Water in Wen(VW)3<d2'gals Wei Diameter (n) CasirgVdume(CV}Rt (gals) <br /> (CVx H - VW) 2 0.163 <br /> Number of Casing Volumes to Purge(NC) -3 4 0.652 <br /> _ 6 1.468 <br /> Total Volume of Water to Purge(TV) _`� oats D CV.(23.49)x[(D24)2) <br /> (VW x NC - TV) CV. n[(D2)/12 inAtJ 2 h(7.48 gaVcu.fL) <br /> Purge Method: Vyt* r <br /> ' Date: 9 Was We!Purttped Dy? ❑ Yes No <br /> • . CDS <br /> °C Removed Flow Rate Observations/ <br /> Time T <br /> �) -p --- ---Ppk_ aVmin Mysical Appearance <br /> lo-Is 813,3 361.7 <br /> �oYo i9_q 3�-5 6, 91 i S 83 3 <br /> �� (9 <br /> 6 i 38 772 igoo <br /> jo`fS 3ao6 T9oy <br /> INSTRUCTIONS AND COMMENTS <br /> Purging/Sampfing Remarks <br /> Note:A complete list Of containers and analyses used can be found in the asst dated sample tog. <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 /> uRS0100 8192 <br />