Laserfiche WebLink
Town and Country Chevron -2- 5/19198 <br /> San Joaquin County <br /> be extended another 34 ft bgs or to ground water, which ever is reached first. Ifground vvater'is <br /> encountered, the above analyses are required (also see enclosed letter concerning oxygenates). <br /> In addition to the sampling protocol described in the amended workplan, the investigation must include <br /> the use of a Photo Ionization Detector (PID) for continuous screening of the borehole for contamination. <br /> Soil samples must be collected where high PID readings are noted. <br /> Page 2paragraph 3 of the amended workplan states the possibility of encounte'rin5 round water is i <br /> g � P P tY gg <br /> remote. Also, if ground water is encountered a determination will be made concerning whether it is <br /> perched water or the static ground water level. If it is the static ground water level, then a monitoring <br /> =well-will-be installed,-afterthe.cl_ienf-s_approval:_Board-st_a_ff__do_not.agree th_a_t_the.client should_ <br /> determine whether a monitoring well should be installed. <br /> ^Jf.,j ��« <br /> Whether the water is perched or the static ground water level, once the results are reported, we can meet " <br /> to determine whether the investigation, including the installation of monitoring wells, is needed to <br /> determine the lateral and vertical extent of ground water contamination. . <br /> ation must be submitted to me at this office and Mr. Jeff Wong, San Joaquin <br /> The results of this investig <br /> County Environmental Health Department by 31 July 1998. <br /> If there are any questions `please call me at (916) 255-3128. <br /> PATRICIA A. ANDERSON <br /> Enclosure �, .,.. � _ " � ". .. __ .,,,�_ � .•; r , _ _ <br /> Mr. Jeff Wong, San Joaquin County Environmental Health, Stockton' f <br /> i <br />