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Table 7-54 (Continued) • <br />Tabulation of Mean Monthly Flow, TDS and Salt Load at Surface Water <br />Mo nitoring Site NPDES 004 (DA0004) <br />From January 1982 t hrough September 1986, <br />Sene ca II Mine, Ro utt County, Colorado <br /> <br />Month Year Mean <br />Flow(cfs)1 Mean <br />x TDS(mg/1)2 = <br />(Flow)(TDS)3 <br />December 1982 No Flow 0.00 <br />1983 0.014 890 12.46 <br />1984 0.127 1585 201.30 <br />1985 0.159 1720 273.48 <br />1986 <br />1Mean monthly flow determined from continuous flow record zrcept for 1986 <br />which was estimated from weekly instantaneous flow measurements. <br />2Mean monthly total dissolved solids (TDS) concentration determined from <br />weekly or monthly measurements. <br />3Flow(cfs) x TDS(mg/1) x 0.9847 = tons/yzar. <br />• <br />.~ <br />7-187 Revisetl 1G/01/86 <br />