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Electroconductivity (Ec) conditions early in week of <br />1219102 (prior to DMG inspection) as reported by <br />Twentymile Coal Company <br />Site 1003 <br />Ec was high <br />enough here at the <br />time of the <br />suspected <br />exceedance at site Yam a River <br />1005 to indicate <br />Fish Creek Site 1005 <br />Milne Ee was hi h enou h <br />contributed to (or ~ here to indicate a <br />increased) the o <br />suspected ~ probable <br />exceedance. ~ exceedance of the <br />•.l~~e ~: egg `O~ 250 mg/l instream <br />y:~~ r~+~ sulfate limit (the <br />Fish Creek mine '' ~~ operator is waiting <br />discharge borehole - for lab results for <br />Although the borehole Foidel,~f confirmation of high <br />was not discharging "i sulfate.) <br />when the suspected <br />exceedance was found at e~ <br />site 1005, the borehole ~~~~p\C~Q ~,~d. ~ <br />had been pumped a few `~$ ~~Q, ~ Site 69 <br />days earlier. If there was ~a~, ~~ High Ec here <br />a lag time of a few days ~ verified there <br />for the pumped water to ~~s• most likely was a <br />reach site 1005, then it is ~~~ high sulfate input <br />possible the high TDS from the Edna <br />water pumped from the ~~ Mine, upstream. <br />borehole further Jam`` <br />degraded Trout Creek ~~~ Above Edna Mine <br />water at site 1005. Low Ec here indicated <br />the high Ec at the next <br />downstream site is <br />caused by the Edna <br />Mine <br />