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OmniPlex, South Bend — Political Subdivision Comfort Letter <br />BFD #4000022 <br />June 29, 2023 <br />Page 6 of 12 <br />2®22 Soil Concentrations Exceedin A lII"V l®Eiiil R2 Published <br />Levels <br />Contaminant Detected <br />Sample <br />Location <br />Depth <br />feet <br />(bgs) <br />Results <br />ppm <br />RSPL <br />CSPL <br />L XSP <br />Arsenic <br />B-1 <br />FD-5 <br />0-2 <br />20.5 <br />10 <br />30 <br />900 <br />14.1 <br />B-2 <br />0-2 <br />27.2 <br />B-4 <br />0-2 <br />11.4 <br />B-5 <br />0-2 <br />13.2 <br />B-13 <br />1-3 <br />62.8 <br />B-26 <br />0.3-2 <br />22.3 <br />FD-1 <br />0.5-2 <br />12.5 <br />Benzo(a)anthracene <br />B-5 <br />0-2 <br />1,230 <br />20 <br />200 <br />101000 <br />B-18 <br />1-3 <br />23.9 <br />Benzo(a)pyrene <br />B-5 <br />0-2 <br />949 <br />8 <br />70 <br />200 <br />B-4 <br />0-2 <br />10.7 <br />B-6 <br />0-1 <br />12.7 <br />B-18 <br />1-3 <br />1925 <br />B-18 <br />4-6 <br />11.8 <br />B-26 <br />0.5-2 <br />10.4 <br />B-47 <br />0.5-2 <br />116 <br />Benzo(b)fluoranthene <br />B-5 <br />0-2 <br />11220 <br />20 <br />200 <br />107000 <br />B-18 <br />1-3 <br />30.5 <br />Dibenz(a,h)anthracene <br />B-5 <br />0-2 <br />147 <br />2 <br />20 <br />1,000 <br />B-18 <br />1-3 <br />3.3 <br />Indeno(1,2,3-cd)pyrene <br />B-5 <br />0-2 <br />411 <br />20 <br />200 <br />101000 <br />Lead <br />B-40 <br />0.3-2 <br />486 <br />400 <br />800 <br />17000 <br />Naphthalene <br />B-5 <br />0-2 <br />359 <br />30 <br />90 <br />3,000 <br />Notes: bold = above <br />R2 Residential Soil Published Level <br />italics =above R2 Commercial Soil Published Level <br />underline =above R2 Excavation Worker Soil Published Level <br />bgs = below ground surface r = field duplicate ppm = parts per million <br />