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TABLE 2 <br />HYDROLOGIC MONITORING PARAMETER LIST <br />• ALLUVIAL SPOIL SURFACE SPOIL <br />PARAMETER UNITS WELLS WELLS WELLS WATER SPRINGS <br />WATER LEVEL feet S M Q - - <br />FLOW cfs - - - M M&Q(2) <br />TEMP., field deg. C S M Q M M8Q <br />pH, field - S M Q M M&Q <br />EC, field umhos/cm at 25 C S M O M M&Q <br />TDS mg/L S Q S Q S <br />TSS mglL - - - Q S <br />SAR - - - - Q - <br />CALCIUM, dis. mg/L S Q S O S <br />MAGNESIUM, dis. mglL S Q S Q S <br />SODIUM, dis. mg/L S Q S O S <br />BICARBONATE mg/L (HC03) S Q S Q S <br />CARBONATE mg/L (C03) S Q S Q S <br />SULPHATE mglL S Q S Q S <br />CADMIUM uglL - - - O S <br />CADMIUM, dis. ug/L S O S - - <br />LEAD, dis. ug/L S O S - - <br />MERCURY uglL - - - O S <br />MERCURY, dis. <br />•SELENIUM ug/L <br />uglL S <br />- Q <br />- S <br />- - <br />O - <br />S <br />SELENIUM, dis. ug/L S Q S - - <br />SILVER ug/L - - - Q S <br />IRON uglL - - - O S <br />IRON, dis. ug/L S Q S - - <br />MANGANESE uglL - - - Q S <br />MANGANESE, dis. uglL S Q S - - <br />MOLYBDENUM uglL - - - Q S <br />MOLYBDENUM, dis. ug/L S Q S - - <br />21NC uglL - - - Q S <br />NITRATE mglL (N) S Q S O S <br />NITRITE mg/L (N) S Q S Q S <br />AMMONIA, free mglL (N) - O S Q S <br />PHOSPHATE, ortho mg/L S Q S Q S <br />S=Semiannually (either in April or May, and then in September or October) <br />Q=Quarterly <br />M=Monthly <br />Note: <br />(1) All trace metals are Total Recoverable <br />(2) At time of annual survey, flow and field parameters are measured. If flow <br />• is greater than 35 gpm, site is monitored per spoil spring plan. If less than <br />35 gpm, no further monitoring. <br />I:\SI'RG:\DRI I\i\I IR\~1i\,\I IR~rA~I_C.XLS <br />