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GROUNDWATER SAMPLING FIELD DATA SHEET <br />' Project Name CALTRANS/DISTRICT 10 Date 3/30/99 Sampler TJIVIAS <br /> Project No 103872-02 Weather Sunny, Cool--60'F <br />' Momtonng Well ID MW-20 Vapor Monitoring Results(ppm ) BZ= WH= <br /> Casing Diameter [:12" 04" F36" ❑Other Casing Material 0 SCH 40-PVC ❑Other S Steel <br /> Total Depth(ft-TOC) 91 74 Floating Immiscible Layer Observed? No <br />' Depth to Water(ft-TOC) 4673 Floating Immiscible Layer Thickness (feet) N4 <br /> 2"=0 16 Min Purge <br /> Water Column Height (feet) 4501 x 4^=0 65 gal/ft= 2926 x3 = 8777 Volume <br /> 6 = 1 47 (gallons) <br /> Water LeN el Measurement Equip HERON Water Level Indicator Cleaned yes <br /> Purging Method/Equipment _Disposable PVC Barter/3°GR UNDFOS Pump Cleaned yes <br />' Pump Lines/Bailer Ropes-New or Cleaned? Cleaned <br /> Temp/pH Meter Hydac Calibration (date/time) Factory calibrated <br /> Conductivity Meter Hvdac Calibration (date/time) Factory calibrated <br />' Comments Begin pumping at 8 22 AM pH STND FIELD pH FIELD TEMP (°F) <br /> 40 <br /> 70 <br /> TIME PURGE VOL TEMP pH COND COMMENTS(color, turbidity,odor, sheen,etc) <br /> (gallons) (°F) (µS/cm) <br />' <br /> 826 15 611 800 6 74x 1000 Clear, No Turbidity, No Odor, No Sheen <br /> 830 30 603 787 5 89x 1000 Light Brown, Slight Turbid¢ , No Odor, No Sheen <br /> 8 32 45 630 782 5 81 x 1000 Medium Brotivn, Slight Turbidity, No Odor, ATo Sheen <br /> 834 60 607 783 5 46x 1000 Medium Brown, Slight Turbidity, No Odor, No Sheen <br /> 839 75 610 805 5 74)c 1000 Medium Brown, Slight Turbidity, No Odor, No Sheen <br /> 841 85 631 792 5 88 x 1000 Medium Brown, Slight Turbidity, No Odor, No Sheen <br /> 842 877 646 791 6 01 x 1000 Medium Brown, Slight Turbidiol, No Odor, No Sheen <br /> Total Volume Purged(gallon) 877 Time Finished Purging 8 42 Alli <br /> Sampling Method/Equipment Disposable PARAMETER USEPA CONTAINERS/VOLUME/ FRES <br /> PVC Bailer METHOD TYPE (Voa/Glass/Plastic) <br /> Gas/BTEX 8015/8021 1 x 40mL VOA 4 °C, HCl <br /> Bailer Rope-New or Cleaned? New TPH-d 801511 1 x ILA mber Glass 4 °C <br /> Sample Time 8 59 A.W VOCs(B TEV) 8260 1 x 40mL VOA 4 °C, HCl <br /> Sample ID Shop 10-MIV 20 <br /> Replicate ID (if apply None <br /> (Field DUP ID) <br /> Laboratorti _Applied Analytical <br /> 806 North Batavia <br /> Orange, C.4 92868 <br /> Comments <br /> 1 N5W 20 AprJ X15 <br />