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ANNUAL REPORT <br /> Coal Basin <br /> 1992 <br /> Hydrology <br /> Surface Water <br /> Surface water samples are collected biannually from the following sample sites: <br /> • Coal Creek, Station #20 <br /> • Dutch Creek, Station #5 <br /> • Bear Creek, Station #3 <br /> • Disney Creek <br /> • Sutey Creek, Station #3 <br /> Water from a spring beneath the Sutey refuse disposal pile is sampled. Results <br /> are indicated as Spring. These flows are routed to the sediment ponds above <br /> Outfall 021, which is monitored monthly. <br /> Samples are analyzed for the following parameters: <br /> Field Lab <br /> Flow Bicarbonate <br /> Temperature Calcium <br /> pH Carbonate <br /> Conductivity Chloride <br /> Iron <br /> Magnesium <br /> SAR <br /> Sodium <br /> Sulfate <br /> TDS <br /> TSS <br /> Flow readings for Coal Creek, Bear Creek, and Dutch Creek are included. <br /> Ground Water <br /> Groundwater samples are collected bi-annually from the following sites: <br /> Old Refuse Pile <br /> • Station #P-1 <br /> • Station #P-2 <br /> • Station #P-3 <br /> • Station #P-7 <br /> • Station #P-8 <br /> Annual Report 1992 <br /> Coal Basin Mine <br />