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- NPDES 005 (NPDESS). This eedSmeat pond ie located is the north mining area on • <br />a tributary to Dry Creek referred to ae the 005 Gulch. Construction of this <br />pond pee completed is July 1992 and the first discharge occurred oa April 22, <br />1993. This Dond was dredged once is the summer of 1998. The water year average <br />flows values since this Dond began to discharge are: <br />2000 0.024 cfe (from monthly measurements ae of 12/99) <br />1999 0.057 cfe (weekly measurements) <br />1998 0.110 cfn " <br />1997 0.033 cfe ° <br />1996 0.015 e£s " <br />1995 0.015 cfn ^ <br />1994 no flow (very low enowpack runoff this year) <br />1993 0.116 cfe (goad was dewatared to repair a leaking dewataring <br /> line) <br />These data shop the lowest average Llow since 1996 occurred this year. Review • <br />of this site's TDS Dlot iadicatee on increasing trend. Haeeliae data for this <br />site (wSDB) has been provided just prior to the TD9 plot. <br />- Surface water site 514-31w-SGS (w5D5). This site is located on Dry Creak and <br />is the furthest downstream surface water site for this aide of Seneca II-w. <br />Monitoring at this site began is March 1983. The Denk flow this year pee the <br />lowest obsarvefl since 1994. The TDS plot iadicatee a level tread. The Sanecs <br />II-w PHC Dredicte and average irrigation season TD9 value of 2245 mg/1 at Chia <br />site, while a value of 1530 mg/1 ores observed this year. <br />sage Creek <br />- MPDE9 015 (MFDESIS). This vita is located oa the southern Saga Creek <br />tributary is the II-w South Expansion area. Pond 015 was completed in late <br />August 1999 and began to discharge is February 2000. Average flow this year mae <br />0.051 cfe. Haeeliae data from Site wSSCl has been provided prior to the TDS <br />plot. <br /> • <br />14 <br />