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<br /> Table 5(b) Continued <br /> Range of <br /> Observations Jan. 1981 to Mar, 1982 Water Quality Criteria (Sources) <br />PARAMETER Well 33C Well 30A MLR/NPDESI EPA Red Book2 Colo Dept of Health3 Wyo DDQ4 <br />SAR 10.2 - 10.5 9.69 - 9.98 8.0 (agricultural) <br />Selenium <,001 - .002 <.001 10 ug/1 (domestic) .02 mg/1 .OS mg/1 <br />Sodium 250 - 320 395 - 520 <br />Solids, Dissolved 1050 - 1230 1870 - 2100 250 mg/1 for chlorides 5,000 nxJ/1 <br />• & sulfates (domestic) <br />Sl~fate 547 - 712 908 - 1160 3,000 mg/1 <br />Zinc ,O1 - .21 .018 - .421 5.0 mg/1 (dunestic) 2.0 mg/1 25.0 mg/1 <br />1) Mined Land Reclamation Division. Colorado Department of Natural Resources. 1980. "Regulations of the Colorado Mined Land Reclamation <br />Board for Coal Mining." p. 215 and: <br />Colorado Department of Health, Water Quality Control Division, 1981, "Sunn~asy of Rationale Flatiron Paving Catgaany Eourg Mine. <br />Permit n~m~bes: CO-0036854. Jackson County," p. 2. <br />2) U.S. Environmental Protection Agency. 1976, Quality Criteria foz Water. Washington D,C. 256 pp. U.S. Government Printing Office. 0-222-904 <br />3) Colorado Department of Health. Water Quality Control Ccmnission. 1979. "Regulations establishing basic standards for an antidegradation <br />standard and establishing a system for classifying state meters, for assigning standards, and for granting temporary modifications." <br />Adopted May 22, 1979 - Effective July 10, 1979. 41 pp. - Listed standards are for agricultural classification. See regulations for <br />• standards regarding surface Water & Aquatic Life standards. <br />4) Wyaning Department of Environmental Quality. "Water Quality Rules and Regulations." Chapter VIII. Quality Standards for Wyoming Groundcraters. <br />Listed standards are for Class III, livestock, unless otherwise indicated. <br />5) ug/1 = 1 x 106 g/liter .001 mg = 1 ug <br />I-35 <br />