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COLORADO DEPARTMENT OF HEALTH, Water Quality Control Division <br /> Rationale - Page 4. Permit No. CO-0000213 <br /> APPENDIX B <br /> Ile permlttee's spoils spring monitoring data is summarized below: <br /> Mean of Highest Single <br /> Parameter All Samples Result <br /> Arsenic, total K 0.001 mg/1 0.002 mg/1 <br /> Cadmium, total K 0.005 mg/1 K 0.005 mg/1 <br /> Copper, total K 0.01.5 mg/l 0.02 mg/1 <br /> Iron, total 1.93 mg/l 2.17 mg/l <br /> Lead, total K 0.03 mg/1 0.10 mg/1 <br /> Manganese, total 2.00 mg/l 2.33 mg/1 <br /> Mercury, total K 0.0003 mg/l K 0.0005 mg/1 <br /> pll 6.50 s.u.* 7.28 s.u. <br /> Selenium, total K 0.001 mg/l K 0.002 mg/1 <br /> Zinc, total 0.08 mg/l 0.41 mg/l** <br /> Solids, total dissolved 3770 mg/1 4190 mg/1 <br /> * This value represents the lowest reported value <br /> ** Appears to be an outlier, an anomaly. Second highest value - 0.04. Mean <br /> without outlier a 0.02. <br /> K "Less than" <br /> 7-6-36 <br />