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{ <br /> SOLUBLE DESIGNATED LEVELS FOR INORGANICS <br /> AT THE OGDEN STOCKTON SOILS TREATMENT FACILITY <br /> For Protection of Ground Water Designated for Use as Municipal, Domestic,and Agricultural Supply <br /> Soluble <br /> Water Quality Goal Attenuation Designated Level <br /> Pollutant Value (m /1) Reference Factor (m /l of extract) <br /> Antimony 0.006 U. S. EPA Primary MCL 10 0.006 <br /> Arsenic 0.005 Proposition 65 No-Significant-Risk Level 10 0.005 <br /> Barium 1 California Primary MCL 10 1 <br /> Beryllium 0.004 U. S. EPA Primary MCL 10 0.004 <br /> Cadmium 0.005 U. S. EPA Primary MCL 10 0.005 <br /> Chloride 106 Water Quality for Agriculture 10 106 <br /> Chromium 0.05 California Primary MCL 10 0.05 <br /> Cobalt 0.05 Water Quality for Agriculture 10 0.05 <br /> Copper 0.2 Water Quality for Agriculture 100 2 <br /> Lead 0.015 U. S. EPA Primary MCL "action level" 100 0.15 <br /> Mercury 0.002 California & U. S. EPA Primary MCL 10 0.002 <br /> Molybdenum 0.01 Water Quality for Agriculture 10 0.01 <br /> Nickel 0.1 U. S. EPA Primary MCL 10 0.1 <br /> Selenium 0.01 California Primary MCL 10 0.01 <br /> Silver 0.05 California Primary MCL 10 0.05 <br /> Sulfate 250 California & U. S. EPA Secondary MCL 10 250 <br /> Thallium 0.0005 U. S. EPA MCL Goal 10 0.0005 <br /> Total Dissolved Solids 450 Water Quality for Agriculture 10 450 <br /> Vanadium 0.02 U. S. EPA Health Advisory 10 0.02 <br /> Zinc 2 Water Quality for Agriculture 100 20 <br /> Soluble Designated Levels apply to concentrations in 22 CCR Waste Extraction Test (WET) extract of a solid waste. <br /> Soluble Designated Level = [Water Quality Goal] x [Attenuation Factor] + [WET Dilution Factor of 10] <br /> California Regional Water Quality Control Board,Central Valley Region JM 23 February 1993 <br />