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GROUNDWATER SAMPLING FIELD DATA SHEET <br />' Project Name CALTRANS/DISTRICT 10 Date 411199 Sampler TJW/AS <br /> . Project No 103872-02 Weather Sunny, Cool—55°F <br />' Monitoring Well ID MW-12 Vapor Monitoring Results (ppmv) B2= YVH= <br /> Casmg Diameter [:12" [j]4" [:16" Other Casing Material Q SCH 40-PUC ❑Other S steel <br /> Total Depth(ft-TOC) 7752 Floating Immiscible Layer Observed" No <br />' Depth to Water(ft-TQC) 4563 Floating Immiscible Layer Thickness(feet) N4 <br /> 2^=0 16 Min Purge <br />' Water Column Height(feet) 3189 x 411=0 65 gal/ft= 2073 x3 = 6219 Volume <br /> 6' = 1 47 (gallons) <br /> Water Level Measurement Equip HERON Water Level Indicator Cleaned yes <br /> Purging Method/Equipment Drs osable PVC Barler/2"GRUNDFOS Pump Cleaned yes�T <br /> Pump Lines/Bailer Ropes-New or Cleaned9 Cleaned <br /> Temp/pH Meter Hydac Calibration(date/time) Factory calibrated <br /> Conductivity Meter Hydac Calibration(date/time) Factory calibrated <br /> Comments Bailor Rope = New/Pump Line =Decon pH STND. FIELD pH FIELD TEMP (°F) <br />' TIME PURGE VOL. TEMP pH COND COMMENTS(color, turbidity, odor,sheen, etc) <br /> (gallons) (°E) <br /> 904 10 645 1621 == Clear, No Turbidity, No Odor, No Sheen <br /> 906 20 662 1619 Clear, No Turbidity, No Odor, No Sheen <br /> 909 30 657 1602 -- Clear, No Turbidity, No Odor, No Sheen <br /> 911 40 650 1594 == Clear, No Turbidity, No Odor, No Sheen <br /> 9 14 50 649 1583 Clear No Turbidity No Odor No Sheen <br /> 916 60 654 1577 -- Clear, No Turbidity, No Odor, No Sheen <br /> 9 17 6219 652 1576 -- Clear, No Turbidity, No Odor, No Sheen <br /> Total Volume Purged(gallon) 6219 Time Finished Purging 9 17AM <br /> Sampling Method/Equipment Disposable PARAMETER USEPA CONTAINERSIVOLUMEI PRES <br /> 1 PVC Bailer METHOD TYPE (Voa/Glass/Plastic) <br /> Gas/BTEX 801518021 1 x 40mL VO.4 4 °C, HCl <br /> Bailer Rope-New or Cleaned? New TPH-d 801511 1 x IL 4mber Glass 4 °C <br /> 1 Sample Time 9 34 (1'0.4S) 9 49 AAAI VOCs (BTEA} 8260 1 x 40niL vOA 4 °C, HCl <br /> Sample ID Shop 10-MTV--12 <br /> Replicate ID (if apply None <br /> Laboratory Applied Analvtical <br /> 1 806 North Batavia <br /> Orange, C.4 92868 <br /> Comments Needed to re-calibrate Hydac <br /> 1 MR U APd'4 <br />