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Mountain Coal Company 2000 Annual Hydrology Report West Elk Mine <br />n <br />LJ <br />• <br />• <br />Table 1 <br />Surface Water Monitoring Program <br /> Water Quality <br />Station Flow Field Parameters Lab Anal ses ' <br />North Fork Upper (USGS) Continuous 3 times per year Annually <br />Nonh Fork Lower ----- 3 times per year Annually <br />Upper Sylvester Gulch Flume 3 times per year 3 times per year Annually <br />Middle Sylvester Gulch Flume Continuous 3 times per year Annually <br />Lower Sylvester Gulch ----- 3 times per year Annually <br />Minnesota Creek Lower Flume (USGS) Continuous 3 times per year Annually <br />Minnesota Creek Upper Flume (USES) Continuous 3 times per year Annually <br />Lower Dry Fork Flume Continuous 3 times per year Annually <br />Middle Dry Fork Flume Continuous 3 times per year Annually <br />Upper Dry Fork Flume Continuous 3 times per year Annually <br />Lick Creek Flume Continuous 3 times per year Annually <br />Lower Gribble Gulch 3 times per year 3 times per year Annually <br />Horse Gulch 3 times per year 3 times per year Annually <br />East Gulch, East o(Horse Gulch 3 times per year 3 times per year Annually <br />Deep Creek, Upper Continuous 3 times per year Annually <br />Deep Creek, Lover Continuous 3 times per year Annually <br />Box Canyon 3 times per year 3 times per year Annually <br />~ Field parameters include pH, conductivity and temperature. <br />' For sites with less than five year o(data: Annual analyses dunng the second sampling period (except (or the N, Fork <br />sites during the third sampling period) include laboratory analyses of pH, conductivity, total dissolved solids (TDS), <br />total suspended soltds (TSS), calcium, magnesium, sodium, potassium, SAR, hardness, bicarbonate, chloride, <br />nitrate/nitnte. phosphate (PO, ' as P), sulfate, iron (total and dissolved), manganese (total and dissolved), aluminum, <br />arsenic (total recoverable), cadmium, copper, lead, mercury (total recoverable), molybdenum, selenium (total <br />recoverable), and zinc. All parameters were analyzed for their dissolved form unless stated otherwise. <br />For sites with five or more years o(data: Laboratory analysis during the second sampling period (except for the N. <br />Fork sites during the third sampling penod) will include TSS, TDS, conductivity, pH and iron (dissolved and totall. <br />83l-03?.55(I Page 6 Wright IVarer Engineers <br />