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Page 3 of 3 <br /> Table 3.2 <br /> Data Characterization and Statistical Comparison Summary <br /> Wood Rail Tie Waste Characterization Analyses(Portfolio-Wide 2011-2019) <br /> Union Pacific Railroad(UPRR) <br /> Analyte Criterion Unit Number Percent Samples Range Distribution 90UCL <br /> of Samples Non-Detect Above Criterion Minimum Maximum <br /> C)STLC(LEACHATE) STLC <br /> Metals <br /> Antimony 15 mg/L 2 100.0% N/A ND(0.48) ND(0.48) n/a(ND) ND(0.48) <br /> Arsenic 5 mg/L 4 50.0% 0 ND(0.08) 0.999 Normal 0.74 <br /> Barium 100 mg/L 2 0.0% 0 0.742 2.48 n/a(low n) 2.48 <br /> Beryllium 0.75 mg/L 2 100.0% N/A ND(0.03) ND(0.03) n/a(ND) ND(0.03) <br /> Cadmium 1 mg/L 2 100.0% N/A ND(0.03) ND(0.03) n/a(ND) ND(0.03) <br /> Chromium 5 mg/L 7 0.0% 0 0.05 0.478 Normal 0.284 <br /> Cobalt 80 mg/L 2 50.0% 0 ND(0.03) 0.075 n/a(low n) 0.075 <br /> Copper 25 mg/L 5 20.0% 0 ND(0.01) 2.36 Log 1.1 <br /> Lead 5 mg/L 10 30.0% 0 ND(0.12) 2.46 Gamma 1.2 <br /> Mercury 0.2 mg/L 2 100.0% N/A ND(2.4) ND(2.4) n/a(ND) ND(2.4) <br /> Molybdenum 350 mg/L 2 0.0% 0 0.075 0.144 n/a(low n) 0.144 <br /> Nickel 20 mg/L 2 0.0% 0 0.121 0.2 n/a(low n) 0.2 <br /> Selenium 1 mg/L 2 50.0% 0 ND(0.12) 0.496 n/a(low n) 0.496 <br /> Silver 5 mg/L 2 100.0% N/A ND(0.03) ND(0.03) n/a(ND) ND(0.03) <br /> Thallium 7 mg/L 2 50.0% 0 ND(0.09) 0.116 n/a(low n) 0.116 <br /> Vanadium 24 mg/L 2 100.0% N/A ND(0.09) ND(0.09) n/a(ND) ND(0.09) <br /> Zinc 250 mg/L 2 0.0% 0 0.632 4.14 n/a(low n) 4 <br /> Pesticides/PCBs <br /> Chlordane(technical) 0.25 mg/L 5 100.0% N/A ND(0.00027) ND(0.0027) n/a(ND) ND(0.0027) <br /> Endrin 0.02 mg/L 3 100.0% N/A ND(0.000008) ND(0.00004) n/a(ND) ND(0.00004) <br /> Toxaphene 0.5 mg/L 1 100.0% N/A ND(0.0024) ND(0.0024) n/a(ND) ND(0.0024) <br /> Semi-Volatiles <br /> Pentachlorophenol 1.7 mg/L 13 76.9% 0 ND(0.0013) 1.6 Normal 0.465 <br /> D)FISH BIOASSAY <br /> LC50 500 mg/L 2302 n/a 32 138 >3000 Normal 738 <br /> Waste Classification Status: <br /> Non-hazardous 2278 98.4% <br /> California hazardous 36 1.6% <br /> RCRA hazardous 1 0.0% <br /> TOTAL: 2315 100.0% <br /> GHD 11183843Po11ack-1-T3.1-3.2.xlsx <br />