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JAN-19- i s I C 916 255 P.02 <br /> a <br /> i <br /> ..... Dan <br /> ...*. SSW Cal Center Drive 0 SaCMM9*0 Califomia 2 1 255- <br /> .c° .c . v Gray <br /> Davis <br /> ttofl . r <br /> SecrgWryfipr <br /> Protwfimri <br /> January <br /> 19,20W <br /> P.O"McClellon, s <br /> Public Health <br /> P.O. <br /> Box 398 <br /> Stockton,CA 95202--0388 <br /> Door Mr. eon: <br /> C was s pleasure meetingyou on January 13'h,2000. I would also like to dumk you so much for your <br /> time in assisting me to conduct site visits at the Harney Law and the Coxral Hollow . <br /> e purpose of the site 'sit„as you my know,was to observe conditions at the sites that would <br /> otherwisc jeopardize integrity of ft laodfill cover,the gas systemd drainage and erosion <br /> oontrol systems. I pointed out during the site visit,I would prepare a letter outlining our concerns <br /> at these two sites,based on my observations from the existing conditions noted at the s' s, Our <br /> concerns are as folly <br /> During our site visit;we did not observe any apparent drainage and erodon,problemsas well as cracks <br /> or t at the site. However,in of the gas monitocing submitted by <br /> e County of San Joaquin,Department of Public Works site appom to Wffer <br /> landfill gas migration. Gas concentrationhigh as 5 y volume was detectedto <br /> 25th, 1999 monitoring. 1,2,3,and 6 were desected with <br /> concentrations greater d of s y volume at the <br /> RAINEY LA SAMARY <br /> This site appears to suffer fkoma d erosion problems as well as settlement as. Cracks,were <br /> observed on the top deck cover near the migrant form labor cr was detected in a <br /> few spots on the landfill. A very strong landfill gas odor was detected in the flare station house from <br /> one of the blowers. Work on the gas extraction system have just taken place- We had not <br /> U3 P ' €1 an RecDwled <br />