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Table 5 Rajah 49 Mine, Thornton Portal (Rajah Spring) <br />Sample Information <br />1.49 <br />Dissolved Metals (mg/L) <br /><0.01 <br />Dissolved Radionuclides (pCi/L) <br />As <br />Ba <br />Be <br />B <br />Cd <br />Cr <br />Pb <br />Mn I <br />Mo <br />Ni <br />Se <br />U <br />V <br />Zn <br />U <br />,1 Ra -226 <br />I Ra -226 Ra -228 Ra -228 <br />Thornton Portal (Rajah Spring) <br />Thornton Portal, EFRC, 9/21/09 <br />1.49 <br /><0.1 <br /><0.01 <br />0.2 <br /><0.01 <br /><0.05 <br /><0.05 <br /><0.01 <br />0.3 <br /><0.05 <br />0.154 <br />2.02 <br />0.3 <br />0.01 <br />1,370 <br />9.7 <br /><0.51 <br /><102 <br />Thornton Portal, EFRC, 6/30/10 <br />1.39 <br /><0.1 <br /><0.01 <br /><0.2 <br /><0.01 <br /><0.05 <br /><0.05 <br /><0.01 <br />0.2 <br /><0.05 <br />0.146 <br />1.81 <br />0.5 <br /><0.01 <br />1,230 <br />15 <br /><1.0 <br /><16, <br />Thornton Portal, EFRC, 5/24/11 <br />1.51 <br /><0.1 <br /><0.01 <br />0.2 <br /><0.01 <br /><0.05 <br /><0.05 <br /><0.01 <br />0.3 <br /><0.05 <br />0.142 <br />1.86 <br />0.4 <br /><0.01 <br />1,260 <br />12 <br /><1.4 <br /><13 <br />Thorton Portal, EFRC, 5/30/12 <br />1.75 <br /><0.1 <br /><0.01 <br />0.1 <br /><0.01 <br /><0.05 <br /><0.05 <br />0.01 <br />0.3 <br /><0.05 <br />0.189 <br />2.06 <br />0.4 <br /><0.01 <br />1,390 <br />11 <br /><.68 <br /><12 <br />Thorton Portal, EFRC, 6/17/2013 <br />1.39 <br /><0.1 <br /><0.01 <br />0.1 <br /><0.01 <br /><0.05 <br /><0.05 <br />0.09 <br />0.3 <br /><0.05 <br />0.154 <br />2.43 <br />0.4 <br /><0.01 <br />1,650 <br />16 <br /><1.9 <br /><17.9 <br />Thorton Portal, EFRC, 6/17/2014 <br />1.63 <br /><0.1 <br /><0.01 <br />0.1 <br /><0.01 <br /><0.05 <br /><0.05 <br />0.01 <br />0.3 <br /><0.05 <br />0.19 <br />2.22 <br />0.4 <br />0.01 <br />1,500 <br />9.7 <br /><1.0 <br /><10.7 <br />Thornton Portal, EFRI, 8/5/15 <br />2.28 <br /><0.1 <br /><0.01 <br />0.2 <br /><0.01 <br /><0.05 <br /><0.05 <br /><0.01 <br />0.3 <br /><0.05 <br />0.266 <br />2.04 <br />0.4 <br /><0.01 <br />1,380 <br />7.4 <br />1.8 <br />9.2 <br />Colorado Water Standards <br />Ground Water, Domestic <br />0.01 <br />2.0 <br />I 0.004 <br />2 0.5 <br />0.005 <br />0.1 <br />0.05 <br />0.05 , <br />0.035 0.1 <br />0.05 <br />0.03 <br />5 <br />20 5(c) 5(c) <br />5 <br />Ground Water, Agriculture <br />0.1 <br />0.1 <br />0.75 I <br />0.01 <br />0.1 <br />0.1 <br />0.2 <br />0.2 <br />0.02 <br />0.1 <br />2 <br />Surface Water, Stream (e,f) <br />0.100 <br />I <br />0.100 <br />0.75 dis <br />0.010 <br />0.100 <br />0.100 <br />0.200 <br />0.200 <br />(d) <br />2 <br />5(c) <br />5(c) <br />5 <br />Surface Water, Domestic <br />0.1(g) <br />1.0 <br />0.004 <br />0.005 <br />0.05 <br />0.05 0.05 <br />0.1 ! <br />0.05 <br />0.03 <br />5 <br />20 <br />5(c) <br />5(c) <br />5 <br />Surface Water, Agriculture <br />0.1 1 <br />0.1 <br />0.75 <br />0.01 <br />0.1 <br />0.1 0.2 <br />0.2 <br />0.02 <br />2 <br />EPA Water Standards (h) <br />Maximum <br />4 1.0 <br />10 dis, <br />30 tot <br />Average <br />9 <br />2 0.5 <br />3 dis, <br />I ! <br />10 tot <br />Notes: <br />1. Water standards are provided for reference only. These standards do not apply to the spring water unless it is used for drinking water, irrigation, or other regulated <br />uses. <br />2. Concentrations or activity levels above a state or federal standard are shaded for reference purposes. Shading indicates that the measured level is elevated <br />compared to cetain standards of water use. <br />3. Metal and radionuclide levels are reported as total recoverable. <br />Table 5 Water Quality Data <br />Rajah 49 Mine, Thornton Portal <br />Page 10 of 16 <br />