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fa n• 17 r. <br /> CLEARWATER <br /> G a o u P <br /> Envirvnmrnla! Serv.crs <br /> r <br /> GROUNDWATER MONITORING AND SAMPLING RESULTS <br /> Depth to groundwater 8 85 (MW-8) to 9 74 (MW-2) feet below top of casing <br /> Flow direction and gradient Southeast at 0 0025 ft/ft <br /> TPHg concentration range <50 gg/L(MW-2,MW-4) to 16,000µg/L (MW-5B) <br /> Benzene concentration range <0 50 Vg/L (MW-2,MW-4) to 1,900 gg/L (MW-5B) <br /> MTBE concentration range Below detectable limits for all monitoring wells <br /> PROJECT STATUS & RECOMMENDATIONS <br /> The contaminant plume is currently delineated and being monitored on a quarterly basis <br /> Clearwater is awaiting comments by the San Joaquin County Public Health Services on the Workplan <br /> for Remedzal Feasibility Testing dated August 17, 2001 This plan includes pilot testing for <br /> groundwater extraction, soil vapor extraction,and air spargnng and recommends quarterly groundwater <br /> monitoring at the site to run through the second quarter of 2002 <br /> ZB178C-3QT01 4 September 17,2001 <br />