AECOM Report B&W - N - City of Guelph

Table C7: Comparison of Downgradient Monitors in Buffer Land Boundary to Guideline B7 Criteria for 2008Parameter Chloride Sodium Sulphate Copper Iron Manganese Zinc Boron Cadmium Chromium Lead Nitrate NitriteODWS 250 200 500 1 0.30 0.05 5 5 0.005 0.05 0.01 10 1BackgroundGuideline B7 Criteria29.4 14.7 36.43 0.49 0.02 0.01 0.0260.010.11 0.01140 107 268 0.49 0.03 2.50 1.270.132.59 0.2609-Sep-08 10.0 44.0 9.0 < 0.10 0.01 0.01 0.097< 0.01< 0.10 < 0.0125-Nov-0815-IV 29-Apr-08 29.0 20.0 66.0 1.1 0.15 0.01 0.580< 0.010.10 < 0.0117-Jun-08 31.0 22.0 76.0 0.23 0.16 0.01 0.680< 0.01< 0.10 < 0.0109-Sep-08 22.0 22.0 50.0 1.8 0.13 < 0.01 0.580< 0.01< 0.10 < 0.0124-Nov-08 21.0 21.0 41.0 0.58 0.11 0.02 0.470< 0.010.20 < 0.0115-V 29-Apr-08 9.0 7.8 11.0 0.20 0.4 0.02 0.140< 0.01< 0.10 < 0.0117-Jun-08 12.0 12.0 7.0 3.5 1.5 0.04 0.180< 0.01< 0.10 < 0.0109-Sep-08 13.0 18.0 18.0 6.9 1.3 0.02 0.260< 0.01< 0.10 < 0.0124-Nov-0816-IV 29-Apr-08 30.0 40.0 216.0 0.74 0.14 0.01 1.7< 0.011.10 < 0.0109-Sep-08 30.0 42.0 211.0 1.4 0.16 0.01 1.6< 0.01< 0.10 < 0.0116-V 29-Apr-08 4.0 6.7 47.0 < 0.10 < 0.00 0.02 0.450< 0.011.40 < 0.0109-Sep-08 4.0 9.7 117.0 < 0.10 0.22 0.03 1.100< 0.01< 0.10 < 0.0117-III 30-Apr-08 3.0 5.0 34.0 < 0.10 < 0.00 0.01 < 0.010< 0.01< 0.10 < 0.0111-Sep-08 2.0 5.6 32.0 < 0.10 < 0.00 < 0.01 < 0.010< 0.01< 0.10 < 0.0117-IV 30-Apr-08 < 1.0 2.1 5.0 < 0.10 < 0.00 0.01 < 0.010< 0.010.60 < 0.0118-Jun-0811-Sep-0826-Nov-0818-III 30-Apr-08 4.0 5.7 1110 < 0.10 0.14 0.11 0.086< 0.010.20 < 0.0118-Jun-08 4.0 5.0 819 < 0.10 0.15 0.14 0.093< 0.010.90 0.0211-Sep-08 5.0 6.6 460 < 0.10 0.071 0.10 0.100< 0.011.40 0.0326-Nov-08 13.0 14.0 1800 < 0.10 0.01 0.13 0.110< 0.010.40 < 0.0135-I 30-Apr-08