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r M M r M M M M M M M M M M M M M M M <br />WHIRLWIND MINE, PERMIT NO. M-2007-044 <br />THIRD QUARTER 2015 HYDROLOGICAL REPORT <br />Attachment 5. PR Spring <br />Monitoring <br />Date <br />Sampled <br />Y/N <br />Inflow Rate <br />m <br />Field pH <br />S.U. <br />Temperature <br />(deg. C <br />Dissolved <br />Oxygen <br />(mg/L <br />SpecificOxygen- <br />Conductance <br />(US/cm) <br />Reduction <br />Potential mV <br />Comments <br />3/10/2008 <br />Yes <br />4 to 5 <br />8.1 <br />8.6 <br />NM <br />NM <br />NM <br />Sunny, Ave. of 1 foot snowpack, see Table <br />2 <br />6/19/2008 <br />Yes <br />4.7 <br />7.90 <br />13.8 <br />9.95 <br />762 <br />140 <br />Sunny, Dry, see Table 2 <br />9/8/2008 <br />Yes <br />4.1 <br />8.36 <br />13.4 <br />8.39 <br />883 <br />166 <br />Sunny, Dry, see Table 2 <br />12/15/2008 <br />Yes <br />4.5 <br />8.31 <br />9.1 <br />8.20 <br />790 <br />-35 <br />Overcast, 4" snowpack, see Table 2 <br />2/10/2009 <br />Yes <br />4.5 <br />6.68 <br />9.2 <br />7.27 <br />923 <br />90 <br />Sunny, Cold, 1-2" snowpack, see Table 2 <br />4/20/2009 <br />Yes <br />4.5 <br />8.24 <br />12.3 <br />8.45 <br />898 <br />195 <br />Sunny, Dry, see Table 2 <br />8/11/2009 <br />No <br />4.7 <br />8.48 <br />13.9 <br />8.25 <br />889 <br />133 <br />Sunny, Hot, Dry <br />12/1/2009 <br />No <br />1.5 <br />9.15 <br />8.6 <br />11.54 <br />881 <br />116 <br />Flow restricted by vegetation <br />6/2/2010 <br />Yes <br />2.3 <br />8.52 <br />13.2 <br />2.27 <br />880 <br />172 <br />Flow restricted by vegetation, see Table 2 <br />7/28/2010 <br />No <br />5.2 <br />8.44 <br />13.4 <br />8.04 <br />880 <br />99 <br />Sunny, DrV, Vegetation removed <br />11/4/2010 <br />No <br />5.1 <br />8.47 <br />10.1 <br />8.51 <br />856 <br />157 <br />Sunny, Dry <br />4/18/2011 <br />No <br />4.3 <br />8.46 <br />10.0 <br />9.40 <br />822 <br />NM" <br />Make-up for missed 1 Q11 monitoring, <br />Sunny, warm, clear skies <br />5/24/2011 <br />Yes <br />4.8 <br />8.60 <br />10.8 <br />9.09 <br />858 <br />35 <br />Lt showers, warm, see Table 2 <br />8/15/2011 <br />No <br />4.2 <br />8.43 <br />12.1 <br />6.86 <br />871 <br />225 <br />Particloudv, warm <br />10/25/2011 <br />No <br />4.2 <br />8.38 <br />11.7 <br />7.14 <br />844 <br />214 <br />Overcast, light rain <br />3/28/2012 <br />No <br />4.3 <br />8.42 <br />10.6 <br />699 <br />854 <br />199 <br />Dry and calm <br />5/30/2012 <br />Yes <br />4.5 <br />8.40 <br />11.5 <br />7.57 <br />901 <br />NM <br />ORP Probe Broken <br />8/7/2012 <br />No <br />4.0 <br />8.32 <br />13.8 <br />6.97 <br />869 <br />223 <br />Clear Water In tank <br />11/14/2012 <br />No <br />NM <br />7.56 <br />11.6 <br />45.7% <br />1194 <br />96.4 <br />Looks qood enough to drink <br />3/18/2013 <br />No <br />3.8 <br />8.13 <br />10.5 <br />42.6% <br />794 <br />219.8 <br />6/4/2013 <br />Yes <br />3.9 <br />8.15 <br />11.7 <br />83.5% <br />844 <br />261.2 <br />water was clear <br />8/14/2013 <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />field notes were lost <br />11/12/2013 <br />No <br />2.1 <br />7.36 <br />10.9 <br />7.08 <br />767 <br />85.9 <br />Q1 2014 <br />No <br />NM <br />NM <br />NM <br />NM <br />NM <br />NM <br />Inaccessible due to county road conditions <br />6/17/2014 <br />Yes <br />2.0 <br />7.7 <br />12.5 <br />4.4 <br />878.0 <br />108.6 <br />9/9/2014 <br />No <br />1.4 <br />7.7 <br />13.3 <br />4.9 <br />873.5 <br />273.0 <br />11/13/2014 <br />No <br />1.5 <br />6.6 <br />10.0 <br />4.7 <br />1219.0 <br />272.0 <br />3/31/2015 <br />No <br />1.6 <br />7.0 <br />10.0 <br />5.0 <br />1100.0 <br />270.0 <br />5/29/2015 <br />No <br />1.5 <br />7.6 <br />12.1 <br />8.0 <br />859.2 <br />301.0 <br />8/5/2015 <br />Yes <br />1.0 <br />7.61 <br />12.2 <br />2.36 <br />922 <br />381 <br />- ORP Probe broken during 4/18/11 Monitoring Event. <br />Note: PR Spring not accessible in February or March, 2010 due to deep snow <br />NM = Not Measured <br />