Laserfiche WebLink
Geological Tecluiics, 11tc. <br /> Groundwater Monitoring Field Log <br /> Project Name: City of Escalon(WEIR) Well I.D.: MW-5 <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(µs/cm) pH ORP(millivolts) DO (mg/L) Remarks <br /> 12:15 0 22.23 776 7.30 0.9 8.06 Light brown, no odor, few sediments <br /> 12:20 2.75 17.05 691 6.62 69.1 0.61 Light brown, no odor,few sediments <br /> 12:25 5.50 16.98 705 6.59 62.2 0.87 Light brown, no odor, few sediments <br /> 12:30 8.25 16.99 710 6.51 61.6 0.87 Light brown, no odor,few sediments <br /> 12:35 Collected samples <br /> Purge Method: 0 Dedicated Waterra ❑Centrifugal pump with dedicated tubing ❑Other <br /> Pumping Rate: 0.55 gal/min <br /> Well Constructed TD(ft): 40.00 Sample Containers used: 3 #VOAs X preserved_non-preserved <br /> 'Well TD(ft): 41.94 1 #polys 100 ml X preserved_non-preserved <br /> Silt Thickness(ft): -1,94 1 #polys 250 ml preserved X non-preserved <br /> Initial DTW(ft): 26.42 1 #polys 1L preserved X non-preserved <br /> Water column height (ft): 15.52 Notes: <br /> One casing volume(gal): 2.63 <br /> '*Final DTW(n): 26.45 Sampled By: E. Nona <br /> Casing diameter (in): 2" <br /> Sample Method: Waterra❑D Bailer❑ Other ❑ •=measured =@ sampling Purged Water Drummed: ❑ Yes O 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 8/3/2011 <br />