Laserfiche WebLink
I� <br /> Dissolved oxygen levels were recorded this quarter at this site The levels were <br />' measured with a calibrated YSI model 51 B meter by placing the sensor 5 feet below the <br /> surface of the water table after the bailing of the wells The measured levels are shown <br /> on Table 3A and showed in Figure 4 <br />' VAPOR EXTRACTION SYSTEM <br /> I The system has been repaired and has been operating since October 14, 2002 A total <br /> of 44,4720 72 pounds of gasoline has been removed since the beginning of this project <br /> See Table 5 <br />' Conclusions <br />' We will continue to monitor this site The next monitoring event will take place in January <br /> 2003 <br /> We have presented a work plan dated October 4, 2002 to air-soil sparge around the tank <br /> area this quarter and are waiting for your approval <br /> Yours truly, <br /> D GF'(),� <br /> 140 <br /> /John Cussen mo.65% <br /> RG #6506 <br /> I * � <br /> Enclosures q OFC�-CEO <br /> 8 Tables <br /> 4 Figures <br /> 2 Laboratory Reports and Cham of Custody's <br /> 13 Sample Sheets <br /> cc Mr Roger Liston, Darpetro, Inc <br /> Mr G L Boggs, RWQCB <br /> I <br /> 2 <br />