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Potential Effects of Contaminants on Fraser River Sockeye Salmon

Potential Effects of Contaminants on Fraser River Sockeye Salmon

Potential Effects of Contaminants on Fraser River Sockeye Salmon

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Table 4.1. Selected toxicity screening values for assessing surface water quality c<strong>on</strong>diti<strong>on</strong>sin the <strong>Fraser</strong> <strong>River</strong> Basin.Chemical <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>Potential</str<strong>on</strong>g>C<strong>on</strong>cernSelectedToxicity Screening ValueUnitsReferenceC<strong>on</strong>venti<strong>on</strong>alspH 6.5 - 9 NA CCME (1999)Turbidity 2 NTU BCMOE (2010a)Residue: N<strong>on</strong>-filterable (TSS) 25 mg/L BCMOE (2010a)NutrientsNitrogen Amm<strong>on</strong>ia, dissolved Temperature and pH mg amm<strong>on</strong>ianitrogen/LUSEPA (2009b)dependant equati<strong>on</strong> 1Nitrate (NO 3 , dissolved) 2.94 mg nitratenitrogen/LCCME (1999)Nitrogen - Nitrite, dissolved0.06 mg nitrite-nitrogen/L CCME (1999)(NO 2 )Phosphorus, total (lakes) 5 - 15 μg/L BCMOE (2010a)Phosphorus, total (streams) 2 5 μg/L JWQB (1998)Major I<strong>on</strong>sChloride, dissolved 230 mg/L USEPA (2009a)Fluoride, dissolved0.2 (Hardness 180mg/L).μg/L CCME (1999)Manganese, total (0.0044 * Hardness) + 0.605 mg/L BCMOE (2010a)Page 90

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