Laserfiche WebLink
I L_jq.Ell <br /> Ms Margaret Lagono <br /> December 22, 2004 <br /> Page 4 <br />' in wells MW-3, MW-6, MW-11, and MW-15 These increases in hydrocarbon concentrations are <br /> most likely due to desorption of hydrocarbons from soil caused by the microsparge bubbles <br />' Recommendations <br /> ENSR recommends that operation of the Ozone Microsparge system be continued and <br />' groundwater sampling be performed to evaluate the system's effectiveness Additionally, ENSR <br /> recommends the continuation of the groundwater monitoring and sampling program in <br /> accordance with San Joaquin County Environmental Health Department letter dated <br /> December 30, 2003 <br />' Future Work <br />' ENSR will continue operation and maintenance of the treatment system in order to limit system <br /> down time The first quarter groundwater monitoring and sampling is scheduled for <br /> January 2005 <br />' Remarks/Smnatures <br /> lieThe interpretations in this report represent our professional opinions and are based, in part, on <br /> the information supplied by the client These opinions are based on currently available <br /> information and are arrived at in accordance with currently accepted hydrogeologic and <br /> engineering practices at this time and location Other than this, no warranty is implied or <br /> intended <br /> 1 <br /> 1 <br /> • <br />' llacsacramentolprojects\Projects\0694012859-357\FinaftReports12859 4th Qtr 04-QMR RSR doc <br />' j Celebrating 35 Years of Excellence in Environmental Services <br />