Laserfiche WebLink
.� <br /> Well Monitoring Form <br /> Client : Pestana Trust <br /> Site Address . 2360 East Street , Tracy , CA <br /> Date . March 31 , 1995 <br /> Agency Representative: Mr . Michael Infurna , Senior REHS <br /> San Joaquin County PHS/EHD <br /> Representative Contacted Prior to Sampling Yes <br /> Total Well Depth: 19 . 56 ' Monitoring Well : MW-2 <br /> Depth to Water . 6 . 68 ' Purge Method. BK Hand Pump <br /> Water Column <br /> Height . . . . . 12 . 88 ' x 0 . 66 = 8 . 50 gallons ( 1 well volume) <br /> 3 x 8 . 50 gallons = 25 . 5 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) (umhos/cm) <br /> --------------------------------------------------------- <br /> 1513 0 68 . 0 7 . 02 3 . 48 <br /> 1516 8 . 5 68 2 7 . 12 3 . 40 <br /> 1520 17 0 68 . 8 7 . 18 3 32 <br /> 1523 25 . 5 67 . 6 7 17 3 32 <br /> Contaminant Odor: Odor noted upon removal of well cap <br /> Water malodorous 16-25 . 5 gallons . <br /> Turbidity Level ' Clear with small bits of particulate <br /> matter floating on purge water (believed <br /> to be pieces of plastic) <br /> Sheen on Water No <br /> Time of Sample Collection 1527 <br /> Witnessed by : No Witness <br /> * Sampler ' s Signature. --jow F. kAQP <br /> • * Mr . Don Johnson assisted with sampling <br />