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U <br /> 2456 Armstrong Street <br /> Livermore, CA 94550 <br /> FTUT r i a h , Inc . MO <br /> ) 455-4995 FAX 455-4991 Office <br /> � <br /> An Envsronmental Semzces COmPc&ny <br /> FWELL MONITORING FORM: <br /> CCLIENT: MR. LARRY DEU?'SCH DATE: JULY 2 1992 <br /> SITE COUNTY <br /> ADDRESS- REPRESENTATIVE: Mr 71AFT, J INFURNA — <br /> COUNTY REPRESENTATIVE <br /> L012L CA CONTACTED PRIOR TO SAMPLING' _ YFS <br /> { Note 1: TOTAL WELL DEPTH & DEPTH TO WATER measurements are read to an <br /> accuracy of .01' from a straight edge placed in a north-south <br /> C orientation on top of the christy box. <br /> Note 2: The 0 17 figure used below to convert WATER COLUMN HEIGHT to gallons <br /> has units of gallons/linear foot. and is for a 2" diameter. Schedule 40 <br /> PVC pipe with an inside diameter of 2061'. Similarly, use a conversion <br /> factor of 0 66 for a 4" pipe, which has a 4.026' 1 D. <br /> TOTAL WELL DEPTH 66.39' MONITORING WELL # MW-1 <br /> - DEPTH TO WATER 56.46' PURGE METHOD: DISPOSABLE BAILER <br /> WATER COLUMN HEIGHT 9.93' X 0.17 = 1.69 Gallons (i well volume) <br /> Multiply I well volume by 3 to obtain the minimum number of gallons of <br /> water to be purged from monitoring well prior to taking samples. <br /> 3 X 1.69 507 Gallons (3 Well Volumes) <br /> TIME GALLONS TEMPERATURE PH CONDUCT lTY <br /> of µmhos/cm <br /> 1124 0 76 0 7.6 1104 <br /> 1148 ,2 750 7.0 931 <br /> 1345 3 790 6.7 859 <br /> C1601 4 79 7 6.6 886 <br /> 1629 5 76 4 6.6 858 <br /> _ Note: INSUFFIENT WATER REMAINED IN MONITORING WELL <br /> FOR SAMPLES AFTER 7/02/92 PURGE. RETURNED ON <br /> 7/03/92 TO COMPLETE ,SAMPLING. <br /> C <br /> ICONTAMINANT ODOR?-NONE NONE TIME OF SAMPLE COLLECTION: 713192 00940 <br /> TURBIDITY LEVEL: HIGH WITNESSED BY' *** NO WITNESS **+ <br /> LSHEEN ON WATER? NONE SAMPLER'S SIGNATURE: <br /> AeL <br />