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as a a as as as �a as as a as a� a a� as <br /> mogireC1ft&',',IC. <br /> Groundwater Monitoring Field Log <br /> Project Name: City of Escalon(WDR) Well I.D.: MW-11 <br /> Project No.: 894.2 Date: 8/2/2011 <br /> Project Location: 25100 River Road <br /> Escalon,CA Samples sent to: Denele Labs <br /> Cumulative <br /> Volume Purged <br /> Time (gal) Temp C. EC(ps/cm) pH ORP(millivolts) DO (mg/L) Remarks <br /> 8:40 0.0 18.81 1000 6.56 277.8 6.63 Brown, no odor,few sediments <br /> 8:46 3.0 19.58 1026 6.29 252.8 0.85 Brown, no odor,few sediments <br /> 8:52 6.0 19.61 999 6.32 236.7 0.34 Brown, no odor,few sediments <br /> 8:58 9.0 19.59 1005 6.36 227.0 0.28 Brown, no odor,few sediments <br /> 9:00 Collected samples <br /> Purge Method: ❑x Dedicated Waterra ❑Centrifugal pump with dedicated tubing ❑Other <br /> Pumping Rate: gal/min <br /> Well Constructed TD(ft): 55.00 Sample Containers used: 3 #VOAs X preserved_non-preserved <br /> 'Well TD(ft): 54.61 1 #polys 100 ml X preserved_non-preserved <br /> Silt Thickness(ft): 0.39 1 #polys 250 ml preserved X non-preserved <br /> Initial DTW(n): 37.78 1 #polys 1L preserved X non-preserved <br /> Water column height (tty 16.83 Notes: <br /> One casing volume(gap: 2,86 <br /> Final DTW(ft): 37,78 Sampled By: E. Nona <br /> Casing diameter (in): 2" <br /> Sample Method: Waterra O Bailer❑ Other ❑ =measured "_@ sampling Purged Water Drummed: ❑ Yes [H] No <br /> Gallons per foot of casing. 2"dia.=0.17, 3"dia.=0.38 4"dia.=0.65, 5°dia.=1.02, 6"dia.=1.48 No.of Drums: <br /> K:\Jobs\C Jobs\COE wdr 8942\GWM Field Logs\11\3rd Qtr 11 <br /> 8/3/2011 <br />