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Table 7 Grab Samples <br /> Metals (mg/L) (i) (continued) Radionuclides (pCi/L)(1) <br /> Sample Information B Cd Cr Pb Mn Mo Ni Se U V Zn U Ra-226 Ra-228 Ra-226 <br /> Ra-228 <br /> Pedestrian Survey Grab Sample, 8/29/2023 <0.05 <0.001 <0.005 <0.001 0.021 <0.001 <0.005 0.001 0.00 <0.01 <0.01 3 0.9 1.3 2.2 <br /> Colorado Water Standards <br /> Ground Water, Domestic 0.005 0.1 0.05 0.05 0.035 0.1 0.05 0.03 5 20 5(c) 5(c) 5 <br /> Ground Water, Agriculture 0.75 0.01 0.1 0.1 0.2 0.2 0.02 0.1 2 <br /> Surface Water, Stream (e,f) 0.75 dis 0.010 0.100 0.100 0.200 0.200 0.200 (d) 2 5(c) 5(c) 5 <br /> Surface Water, Domestic 0.005 0.05 0.05 0.05 0.1 0.05 0.03 5 20 5(c) 5(c) 5 <br /> Surface Water, Agriculture 0.75 0.01 0.1 0.1 0.2 0.2 0.02 2 <br /> EPA Water Standards (h) <br /> Maximum 4 1.0 10 dis, <br /> 30 tot <br /> Average 2 0.5 3 dis, <br /> 10 tot <br /> Notes: <br /> 1. Water standards are provided for reference only. Th <br /> 2. Concentrations or activity levels above a state or fed <br /> 3. Metal and radionuclide levels are reported as total re <br /> Table 7 Water Quality Data <br /> Grab Samples <br /> 2 of 2 <br />