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Potential Effects of Contaminants on Fraser River Sockeye Salmon

Potential Effects of Contaminants on Fraser River Sockeye Salmon

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Table 4.6. Summary <str<strong>on</strong>g>of</str<strong>on</strong>g> the available surface-water chemistry data for the Cultus Lake Area <str<strong>on</strong>g>of</str<strong>on</strong>g> Interest.Life Stage/Class/AnalytennDetect% N<strong>on</strong>-DetectMeanSDGeo-MeanMinMaxPercentile Distributi<strong>on</strong>5th 10th 25th 50th 75th 90th 95thAdult Upstream Migrati<strong>on</strong>C<strong>on</strong>venti<strong>on</strong>alsHardness (mg/L) 32 32 0% 146 7.18 146 124 157 136 136 143 147 152 154 155Dissolved Oxygen (mg/L) 39 39 0% 8.53 1.07 8.46 6.00 10.5 6.38 7.28 7.95 8.50 9.20 10.0 10.0pH (pH units) 61 61 0% 8.08 0.161 8.07 7.50 8.40 7.80 7.90 8.00 8.10 8.20 8.20 8.30Residue N<strong>on</strong>-filterable36 19 47% 5.11 8.61 3.25 2.00 51.0 2.00 2.00 2.00 2.00 5.00 7.50 13.3(TSS; mg/L)Temperature (C) 42 42 0% 15.0 2.38 14.8 11.0 20.7 11.0 11.4 13.2 15.0 16.0 17.5 19.2Turbidity (NTU) 55 55 0% 8.40 24.0 4.53 1.18 180 1.71 2.09 2.91 4.50 5.80 8.58 15.8Nutrients (µg/L )Nitrate (NO 3 ), dissolved 55 55 0% 2730 629 2640 618 4210 1840 2290 2390 2580 3030 3590 3740Nitrogen - Nitrite, dissolved (NO 2 ) 60 60 0% 30.4 29.2 26.1 12 237 15 16 18.8 25 34 40.2 47.4Nitrogen Amm<strong>on</strong>ia, dissolved 1 1 0% 20 NA 20 20 20 20 20 20 20 20 20 20Phosphorus, total (stream) 44 44 0% 54.3 31.9 46.5 6 190 21.3 24 32 49.2 66 76.3 112Major I<strong>on</strong>s (mg/L)Chloride, dissolved 42 42 0% 14.5 1.89 14.4 9.60 18.0 11.5 12.0 14.0 15.0 16.0 16.9 17.0Sulfate, dissolved 39 39 0% 20.2 2.60 20.1 16.0 30.0 17.9 18.0 18.5 20.0 21.4 23.0 23.7Metals (µg/L)Aluminum, total 13 13 0% 89.3 69 66.7 23.8 250 24.5 25.5 30.1 80 122 158 196Arsenic, total 20 20 0% 1.1 0.126 1.09 0.86 1.28 0.908 0.946 1.01 1.11 1.21 1.26 1.27Bor<strong>on</strong>, total 25 24 4% 48.2 11.9 47 25 86 38.8 40.1 41.8 46.6 49.7 60.6 71.4Cadmium, total 20 20 0% 0.00565 0.00223 0.00527 0.003 0.011 0.003 0.003 0.004 0.005 0.00725 0.0081 0.0091Chromium, total 23 23 0% 2.18 4.92 0.878 0.276 24 0.292 0.307 0.39 0.541 1.88 3.77 4.9Cobalt, total 25 20 20% 0.562 0.525 0.369 0.107 1.5 0.119 0.128 0.162 0.304 0.729 1.5 1.5Copper, total 8 8 0% 0.794 0.247 0.763 0.53 1.2 0.534 0.537 0.66 0.735 0.868 1.15 1.18Ir<strong>on</strong>, total 25 25 0% 811 349 743 392 1660 396 423 539 742 968 1270 1320Lead, total 8 8 0% 0.201 0.151 0.151 0.043 0.454 0.0528 0.0626 0.0748 0.178 0.257 0.413 0.433Manganese, total 8 8 0% 67.1 20.9 64.1 40.3 96.4 40.9 41.4 49.4 68.9 83.4 89.5 92.9Molybdenum, total 25 20 20% 0.96 0.532 0.863 0.615 2 0.664 0.666 0.677 0.705 0.742 2 2Nickel, total 8 8 0% 16.9 6.1 15.9 10.2 25.9 10.7 11.1 11.7 15 22.7 23.7 24.8T-104

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