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Site Location and <br />Number Elevation <br />TABLE 7 <br />(Continued) <br />Period of <br />Operation Ccvmmmts <br />YSG5 Grassy Creek <br /> below Scotchmans Gulch <br /> 6550 Feet <br /> (6N87W28DAD) <br />NPDES10 Annand Draw Tributary <br /> to Grassy Creek <br /> 6780 feet <br /> (5N87W8ABD) <br />NPDES11 Tributary to Grassy Creek <br /> 7000 ft. <br /> (5N87W16CAD) <br />NPDES12 Tributary to Sage Creek <br /> 7258 ft. <br /> (5N87W19BAA) <br />NPDES13 Tributary to Sage Creek <br /> 7380 ft. <br /> (5N87W19CAA) <br />NPDESI4 Tributary to Sage Creek <br /> 7400 ft. <br /> (5N87W19DBC) <br />YSPG1 Pond 012 Basin <br /> 7250 feet <br /> (5N87W19BAA) <br />YSPG2 Pond 012 Basin <br /> 7268 feet <br /> (5N87W19ABB) <br />YSPG3 Pond 012 Basin <br /> 7338 feet <br /> (5N87W19ABA) <br /> <br />10/96-present No instrumentation <br /> Monitor discharges from both Seneca II and Yoast <br /> Mines on Grassy Creek <br />Constructed 8/96 1.5 ft. wide (1.5 ft. deep) Parshall flume with <br /> continuous flow recorder <br />Constructed 10/97 1.0 ft. wide (1.5 ft. deep) Parshall flume with <br /> continuous flow recorded <br />Constructed 9/99 1.0 ft. wide (1.5 ft. deep) Parshall flume with <br /> continuous flow recorder <br />Constructed 12/03 2' B-flume with continuous flow recorder <br />Constructed 9/01 3' R-flume with continuous flow recorder <br />N/A Spring w/water rights aka Yoast Spring Y1, now <br /> inundated by Y1 (012) Pond <br />N/A Spring w/water rights aka Yoast Spring 82. Per water <br /> rights document, this is a stock pond at the YSS3 site (see <br /> above). Will be replaced by NPDESI2 pond. <br />06/91-08/93 Clearwell spring w/water rights aka Yoast Spring #3, former <br /> water supply to Valora Ranch. Sample site was exposed <br /> waterline approx. 700 ft. west (downstream) of clear well. <br /> Removed by mining. <br />0 0 is