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/anrary 1995 <br />Kerr Coa! Company ' 1994 Anrsual Hydrology Repor[ • 13 <br />TABLE 5 <br />SITE AO-2 <br />HISTORIC MINE AREA ALLUVUIL WATER QUALITY DATA <br />PARAMETERS 1990 1991 1992 1993 1994 <br />Temp (deg C) 4.5 - - 9.8 8 <br />pH Isul 8.2 - - 8.2 7.8 <br />E.C. Urmho/cm) @ 20°C 1131 - - 740 857 <br />TDS 502 - - 622 841 <br />SAR 3.36 - - 2.70 2.91 <br />Ca 37 - - 67 96 <br />Na 101 - - 104 139 <br />Mg 20 - - 35 52 <br />K 4 - - 3 4 <br />SO4 257 - - 176 269 <br />CI 6 - - 10 9 <br />CO3 0 - - 0 0 <br />HCO3 124 - - 389 469 <br />NO3/N 0.15 - - 0.07 1.58 <br />Fe Idissl 0.50 - - 0.07 0.05 <br />Mn Idissl 0.02 - - 0.70 0.52 <br />AI 0.94 - - 0.10 <0.05 <br />Ba 0.02 - - 0.05 0.10 <br />B 0.06 - - 0.08 0.09 <br />Cd <0.005 - - <0.005 <0.005 <br />Cr <0.01 - - <0.01 <0.01 <br />Cu <0.01 - - <0.01 <0.01 <br />Pb <0.02 - - <0.02 <0.02 <br />Hg <0.0001 - - <0.0001 <0.0002 <br />Mo <0.05 - - <0.05 <0.01 <br />Ni <0.02 - - <0.02 <0.02 <br />P IOrthol 0.129 - - 0.17 0.01 <br />V <0.01 - - <0.01 <0.01 <br />Notes: All values in mg/I unless otherwise noted <br />No data collected in 1991/1992 -well had insufficient water for sampling <br />Well AO-2 replaced January 1993 <br />All values represent mean annual values <br />~vwn:r`s've ° Tenahbtrix Inc. ' P.O. Boz 774018 'Steamboat Spring; Colorado 80477 (303J 879.6260 <br />