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th� KLEINFELDER <br /> D Permitting issues for dewatering discharge should be conducted well in advance of <br /> dewatenng operations and can be commenced by Kleinfelder based on your <br /> authorization <br /> 1 <br /> E Periodic groundwater testing is recommended during dewatering operations in <br /> ' groundwater contamination areas including monitoring of perimeter monitoring wells <br /> from adjacent sites of concern noted south of Country Club (Mission Area) and north of <br /> Country Club (Pershing Site Area) <br /> ' F Although no significant soil contamination was detected at depths above first <br /> encountered groundwater, the excess soils should not be reused on residential properties <br /> or at a location adjacent to, or in contact with, surface waters (e g levees) Soil <br /> excavated at or below groundwater contaminant zones in the Mission Area should be <br /> considered contaminated and handled as such The soil should be stockpiled on visqueen <br /> ' and subsequently tested prior to disposal <br /> G As previously noted in the Shell and Franklin Areas, efforts should be made to reduce the <br /> ' amount of dewatenng so as to reduce or eliminate the nsk of impacting several plumes <br /> noted south of Country Club in proximity to the Mission Site Area and north of Country <br /> Club in the Pershing Site Area As a precaution, discharge should not be made to a <br /> ' surface water body or the storm drain system <br /> H Additional research is being conducted on properties in this area to potentially <br /> supplement Kleinfelder's investigation If that research warrants, an addendum to this <br /> report will be issued <br /> ' I This report should be submitted to Mr Mike Infuriia, R E H S of the San Joaquin County <br /> Public Health Services Department Environmental Health Division (PHSIEHD) for <br /> ' review and comment <br /> i <br /> 1 � <br /> 1 <br /> 28699 E01 /5TO3R793 Page 15 of 16 <br /> Copyright 2003,Kleinfelder,Inc July 21,2003 <br />