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AP, LISTO <br /> Field Report / S�ampliny Data Sl ileo <br /> z �(��L <br /> ENGINEERING GROUP Project No. 10-211-15-001 Date: <br /> 3732 MT. DIABLO BOULEVARD Address ---- Day: M T W TH F <br /> LAFAYETTE, CALIFORNIA 94549 Contract No. City: McDonald Is., CA <br /> PHONE (925)962-6970 FAX(925)962-6971 Site McDonald IslandGas torage aCl Ity <br /> DEPTH TO GROUNDWATER SUMMARY <br /> WELL WELL TYPE DTW TOTAL SAMPLING FREQUENCY TIME COMMENTS <br /> ID DEPTH APR. JULY OCT. JAN. MONITORED <br /> FIELD INSTRUMENT CALIBRATION DATA <br /> pH METER 4.00 7.00 10.00—TEMPERATURE COMPENSATED Y N TIME <br /> D.O. METER ZERO d.0. SOLUTION BAROMETRIC PRESSURE TEMP WEATHER <br /> CONDUCTIVITY METER 10,000._ TURBIDITY METER _ 5.0 NTU Eh METER <br /> L� Q <br /> Well ID Depth to Water Diam Field Filtered For: Cap/Lock Gal. Time Temp *F pH E.C. _9-e' 0 Chloride,Sulfate&TDS <br /> S 1'D1 10 ,0 1 51q I i�z- 100 ?_ Y-b Citq b 7Z S'S'T► Q Barium&SodiMn <br /> Total Depth-Water Level= x Well Vol. F ct r- x#vol.to Purge= PurgeVol. r uLD 2.3 ,Z V •7 O pH and EC <br /> Purge Method: Pumpisp.Tube ODisp.Bailer(s)_-_ OSys Port TIM[/S MPLE ID <br /> Comments: —I v 37) <br /> Well ID`� l <br /> Depth to Water DiamField Filtered For: Cap/Lock al. Time Temp "F pH E.C. +$ Chloride,Sulfate&TDS <br /> - I n • 7 7- -S `l� Z' � 2- /- Z {-a � s U Barium&Sodium <br /> Total Depth-Water Level= x Well Vol.Factor= #vol.to Purge= PurgeVol. (� Z V - �L Z( Q pH and EC <br /> O <br /> O <br /> Purge Method: ODedicated Pump ODisp.Tube ODisp.Bailer(s)__OSys Port TIME/ AMPLE ID <br /> Comments: i ! 77 1 77757 <br />