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�} <br /> DCA] via EPA protocol 8260 at a California State Certified <br /> Laboratory. <br /> Task 6 <br /> The gradient will be calculated for the site for each quarter ` <br /> based on depth to water data collected and using top of the <br /> Casing elevations from the monitoring wells. <br /> Task. 7 <br /> A quarterly monitoring report, signed by the Certified <br /> Engineering Geologist, will include a summary of the field work <br /> COC documentation, certified analytical results, conclusions and <br /> recommendations. <br /> The report will be submitted to both you and San Joaquin County <br /> Environmental Health Division <br /> The workplan as proposed is for the five wells presently on site. <br /> Should additional monitoring wells be placed on the site the <br /> workplan would require modification. <br /> A copy of this proposed workplan is being mailed to Ms Lori <br /> Duncan, Sr. , REHS. <br /> I trust that you will find this proposed workplan satisfactory to <br /> your needs. If you have any questions, please contact me at <br /> (510 ) 505-0722. <br /> Sincerely, <br /> r <br /> ,To n P. Cummings John N. Alt CEG <br /> vironmental Engineer Epigeneint Int. <br /> Principal <br /> cc: SJCEHD <br /> CVRWQCB Marty Hartzell <br /> 3 <br />