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L <br />MEMO <br />February 21, 1997 <br />Page 3 <br /> <br />The applicable groundwater standard for cyanide at this site is 0.2 mg/I WAD. The nearest <br />groundwater monitoring well is M-15. This well is about 150 feet south of tank #7. The well has <br />been monitored since May, 1996. Monthly monitoring occurred for the first 6 months, bi-monthly <br />monitoring began in December, 1996 and will end in April 1997. Quarterly monitoring will begin <br />in July, 1997 and continue until the year 2006. Up through February 13, 1997 cyanirde has not been <br />detected at the M-15 monitoring well. <br />M:{oss\~rckyanide.jd <br />