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Well Monitoring Form <br /> } <br /> Client : Pestana Trust <br /> Site Address : 2360 East Street , Tracy, CA <br /> Date : March 11 , 1994 <br /> Agency Representative: Mr . Michael Infurna, Senior RENS <br /> San Joaquin County PHS/EHD <br /> Representative Contacted Prior to Sampling . Yes <br /> Total Well Depth• 19. 50 ' Monitoring Well : MW-3 <br /> Depth to Water : 7 . 34' Purge Method: Disposable Bailer <br /> (bundle of 3) <br /> Water Column <br /> Height . . . . . . 12 16 ' x 0 66 = 8 . 0 gallons (1 well volume) <br /> 3 x 8 . 0 gallons = 24 .0 gallons (three well volumes <br /> is typically the minimum number of <br /> gallons purged from a monitoring <br /> well prior to obtaining samples) <br /> Time Gallons Temperature pH Conductivity <br /> Removed (Degrees F) (mmhos/cm) <br /> --------------------------------------------------------- <br /> 11 : 55 0 72 . 3 7 . 27 2 . 92 <br /> 12 . 11 8 . 25 68 . 2 7 . 15 2 . 64 <br /> 12 : 23 16 . 5 70 . 6 7 . 17 2 . 68 <br /> 12 . 40 24 . 75 70 . 1 7 . 23 2 . 79 <br /> Contaminant Odor : None <br /> Turbidity Level : Non-turbid 0-2 gallons , moderate to <br /> highly turbid 2-24 . 75 gallons <br /> Sheen on Water: No <br /> Time of Sample Collection: 12 : 45 <br /> Witnessed by: No Witness <br /> Sampler ' s Signature : \}. <br />