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lS <br /> Mr Kyle Christie Project 0805-142 003 <br /> January 24, 1996 <br /> Page 3 <br /> ACTIVITIES PERFORMED DURING THE FOURTH QUARTER <br /> • EMCON performed quarterly groundwater sampling <br /> • EMCON compiled and evaluated groundwater monitoring data <br /> • EMCON is continuing with the preparation of the problem assessment report <br /> (PAR)/remedial action plan (RAP) <br /> ANTICIPATED WORK <br /> • ARCO will continue quarterly monitoring The next sampling event is tentatively <br /> scheduled for February 1996 <br /> • EMCON will finalize and subrrut the PAR/RAP <br /> CONCLUSIONS <br /> Dissolved hydrocarbons were not detected in well MW-2 and MW-3 TPHG was detected in well <br /> MW-1 The groundwater flow direction was toward the southwest (typically the flow direction has <br /> been toward the south), except for the sampling event conducted during the second quarter 1994, at <br /> which time the groundwater flow direction was towards the northeast <br /> In addition, EMCON requests that San Joaquin County Public Health Services reduce the sampling <br /> frequency of the groundwater monitoring well to senuannual. <br /> DOCUMENT DISTRIBUTION <br /> We recommend that copies of this report be forwarded to the following <br /> Linda Turkatte <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> P O Box 388 <br /> Stockton, California 95201-0388 <br /> i <br /> SACW\PJM80508051420 3DS-95�pas 1 <br />