Laserfiche WebLink
Require- <br /> <br />Requirement Requirement <br />citation ment <br />complied <br />Comment <br /> with ? (yes i <br /> Ino <br /> Surface water -Mine pumping into Fish Creek at site 115 increases electroconductivity <br /> (EC) in the creek by about 700 µmhos/cm, causing Fish Creek to occasionally <br /> reach the 1500 µmhos/cm material damage suspect level for irrigation water in the <br /> Fish Creek alluvial valley floor (AVF). The pumping also causes Trout Creek, <br /> <br />Q. Prevention below Fish Creek, to occasionally reach the 1000 µmhosfcm material damage <br /> <br />of material suspect level for irrigation water in the Trout Creek AVF. The high EC levels on <br />damage to the CDMG regulation Fish and Trout Creek probably are too infrequent to cause a 3% reduction in a <br />hydrologic 4.05.1(1) yes farm's production (the material damage threshold). During most of the summer the <br />balance outside EC level in those streams is much less than the material damage level .The <br />the permit area report's graph of Trout Creek's TDS below all mining (site 1005) shows there is <br /> no apparent upward long-term trend in TDS. Foide] Creek frequently exceeds the <br /> 2000 µmhos/cm below the mine, but premining data indicates this is a natural <br /> occurrence. <br /> Ground water - No material dama a has occurred, as discussed in item N above. <br />R. Agreement <br />of observed CDMG regulation <br />hydrologic 2,05.6(2) and <br />impacts with requirement to keep <br /> information current yes <br />hydmlogic <br />" , <br />CDMG regulation <br />consequences <br />2.03.3(1) I <br />(PHC) projected <br />in mining permit <br />S. Adequacy <br />of ground water CDMG regulation <br />monitoring 4.05.13(1) yes <br />ro ram <br />T. Adequacy <br />of surface water CDMG regulation <br />monitoring 4.05.13(2) yes <br />ro ram <br />Page 5 <br />