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Analytical Parameter <br />EPA Method <br />Detection unit <br />Hold Time <br />Lead, dissolved <br />M200.8 ICP -MS <br />0.0001 <br />6 months <br />Magnesium, dissolved <br />M200.7 ICP <br />0.2 <br />6 months <br />Mercury, total <br />M245.1 CVAA <br />0.0002 <br />28 days <br />Nickel, dissolved <br />M200.8 ICP -MS <br />0.0006 <br />6 months <br />Potassium, dissolved <br />M200.7 ICP <br />0.3 <br />6 months <br />Selenium, dissolved <br />SM3114B, AA Hybrid <br />0.001 <br />6 months <br />Silver, dissolved <br />M200.7 ICP <br />0.01 <br />6 months <br />Sodium, dissolved <br />M200.7 ICP <br />0.3 <br />6 months <br />Thallium, dissolved <br />M200.8 ICP -MS <br />0.0001 <br />6 months <br />Vanadium, dissolved <br />M200.7 ICP <br />0.005 <br />6 months <br />Zinc, dissolved <br />M200.7 ICP <br />0.01 <br />6 months <br />Ammonia (NH as N <br />M350.1 <br />0.05 <br />28 days <br />Bicarbonate (HCO3) <br />SM2320B - Titration <br />2 <br />14 days <br />Total Alkalinity <br />SM2320B - Titration <br />2 <br />14 days <br />Chloride, dissolved <br />SM4500CI -E <br />1 <br />6 months <br />Cyanide, WAD <br />SM4500CN -I <br />0.003 <br />14 days <br />Cyanide, total <br />M335.4 <br />0.003 <br />14 days <br />Fluoride, dissolved <br />SM4500F -C <br />0.1 <br />6 months <br />Hardness <br />SM2340B <br />1.5 <br />6 months <br />Total Nitrate + Nitrite as N <br />M353.2 <br />0.02 <br />28 days <br />Total Organic Carbon (TOC) <br />SM5310B <br />1 <br />28 days <br />Analytical Parameter <br />EPA Method <br />Detection unit <br />Hold Time <br />Indicator Parameters <br />Aluminum, dissolved <br />M200.7 ICP <br />0.03 <br />6 months <br />Cadmium, dissolved <br />M200.8 ICP -MS <br />0.0001 <br />6 months <br />Calcium, dissolved <br />M2007. ICP <br />0.2 <br />6 months <br />Copper, dissolved <br />M200.8 ICP -MS <br />0.0005 <br />6 months <br />Iron, dissolved <br />M200.7 ICP <br />0.02 <br />6 months <br />Lead, dissolved <br />M200.8 ICP -MS <br />0.0001 <br />6 months <br />Magnesium, dissolved <br />M200.7 ICP <br />0.2 <br />6 months <br />Manganese, dissolved <br />M200.7 ICP <br />0.005 <br />6 months <br />Molybdenum, dissolved <br />M200.7 ICP <br />0.01 <br />6 months <br />Zinc, dissolved <br />M200.7 ICP <br />0.01 <br />6 months <br />pH <br />SM4500H +B <br />0.1 <br />Immediately <br />Sulfate (SO4) <br />D516 -02 <br />1 <br />28 days <br />Total Dissolved Solids (TDS) <br />SM2540C <br />10 <br />7 days <br />Water Quality Monitoring Plan <br />Version: R2 <br />EPP - Appendix C <br />December, 2011 <br />Climax Molybdenum Company <br />Permit No. M -1977 -493 <br />Table 7 - 3 - River and EPR Surface Water Monitoring Analytical Methods <br />30 <br />