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r <br /> ti <br /> RE CE I%V'E Ll <br /> NOV 10 1989 <br /> J❑ � <br /> GROUNDWATER ENVIRONMENTAL HEALTH <br /> TECHNOLOGY INC. ��RMI / ��1� ,ri�A,je.Concord,CA94520 <br /> ---- _ 14151671,':+87 <br /> November 7, 1989 <br /> Job No. 7.03 475 2894.02 <br /> Ms. Diane Hinson <br /> San Joaquin County Health Department <br /> 1601 R. Hazelton Avenue <br /> P.O. Box 2009 <br /> Stockton, CA 95201 <br /> Re: Southland Station #,20680, 9110 Thornton Road, Stockton, <br /> California, Monthly Update of Air Permit compliance, <br /> Permit Nos. 86~32a, 86-83, October 1989. <br /> Dear Ms. Hinson: <br /> This letter report presents an update for Air Permits 86-82a and <br /> 86-83, f^_r the month of Octoher 1989. The conditions itemized in <br /> a the permits to Operate are addressed below. <br /> As per condition 1 in Permits 86-82a and 86-83, the total <br /> nonmethane on-site hydrocarbon emissions (total air stripping <br /> plus soil-vapor extraction system) was less than 0.000012 <br /> lbs/day, which is below the permit maximum of 4.7 lbs/day (See <br /> Table 1) . <br /> A written log of the hydrocarbon emissions at each pumping well <br /> and the daily pumping rate for each well as per conditions 3 and <br /> 4 of Permit 86-82a, are summarized in Table 1. <br /> Tables 2, 3, and 4, present a summary of data collected an the <br /> soil-vapor extraction system for the month of October 1989, as <br /> itemized in condition 5 of Permit 86-83. Weekly monitoring of <br /> the systen allowed for replacement of saturated carbon canisters <br /> (See Table 3) . <br /> Uffrns fhmuyhouf the L!S.Canada and U�•erseas <br />