Laserfiche WebLink
TABLE 15-9 <br />Surface Water Monitoring Frequencies <br />Yoast Mine <br />Site Name <br />Discharge <br />Water <br />YSSF3 (upper Sage Creek) Triannual <br />YSS2 (lower Sage Creek) Triannual <br />YSGF5 (upper Grassy Creek) Triannual <br />YSGS (lower Grassy Creek) TriannualiBl <br />NPDES Sites See Page 25 <br />S rin s <br />YSSPGI(Annand Draw) Annual Annual <br />YSSPG2 (below 011a) Annual Annual <br />YSSPG3 (above 012, south) Annual Annual <br />YSSPG4 (above 012, north) Annual Annual <br />Water Quality Triannual =Water samples will be analyzed according to the surface water parameter list as <br />given in Table 15-5 during snowmelt runoff (April), post-runoff (May or June), and baseflow (September). <br />Water Quality Annual =Water samples will be analyzed according to the surF~ice water parameter list as <br />given in Table 15-5 (May thru July) <br />i"llf flow is less than 5 gallons per minute, then only field parameters will be mea:>ured. <br />IBIFor site YSG5, tdannual discharge measurements and water quality samples (total dissolved solids) will <br />take place during May, July, and September. <br />* Indicates a deletion in text. <br /> <br /> <br />C~ <br />TR-34 <br />Revised 04/07 <br />24 <br />