AECOM Report B&W - N - City of Guelph

TABLE E7 - METHANE GAS READINGS - WEST COLLECTION SYSTEM AND MAIN STATIONDate MPS OMPS MH 1W MH 2W MH 3W MH 4W MH 5W WPS OWPS MH 6W MH 7W MH 8W MH 9W% vol % vol % vol % vol % vol % vol % vol % vol % vol % vol % vol % vol % vol19-Oct-00 0 0 0 0 0 0 0 0 n/a 3.7 0.5 0 3914-Nov-00 0 0 0 0 0 0 0.5 0 n/a 3.3 0.75 0 4215-Dec-00 0 0 0 0 0 0 0.1 0 n/a 3.6 0.45 0 421-Feb-01 0 0 0 0 0 0 0 0 n/a 1.15 0.1 0 3111-Apr-01 0 0 0 0 0 0 0.05 0 n/a 0.5 0 0 6520-Jun-01 0 0 0 0 0 0 0.05 0 n/a 0.45 0.05 0 7103-Aug-01 0 0 0 0 0 0 0 0 n/a 0.3 0.05 0 6715-Oct-01 0 0 0 0 0 0 0.05 0 n/a 0.2 0.05 0 5804-Dec-01 0 0 0 0 0 0 0 0 n/a 0.1 0 0 4514-Jan-02 0 0 0 0 0 0 0 0 n/a 0.75 0.05 0 6419-Mar-02 0 0 0 0 0 0 0.1 0 n/a 0.85 0.4 0 7115-May-02 0 0 0 0 0 0 0 0 n/a 0.7 0 0 6116-Jul-02 0 0 0 0 0 0 0 0 n/a 1.7 0.05 0 7712-Sep-02 0 0 0 0 0 0 0 0 n/a 0.75 0.05 0 8118-Nov-02 0 0 0 0 0 0 0 0 n/a 0.55 0 0 7213-Feb-03 0 0 0 0 0 0 0 0 n/a 0.35 0 0 8917-Apr-03 0 0 0 0 0 0 0 0 n/a 0.55 0 0 9119-Jun-03 0 0 0 0 0 0 0 0 n/a 0.85 0 0 8113-Aug-03 0 0 0 0 0 0 0 0 n/a 0.65 0 0 7521-Oct-03 0 0 0 0 0 0 0 0 n/a 0.45 0 0 6420-Jul-04 0 0 0 0 0 0 0 0 n/a 0 0 0 017-Sep-04 0 0 0.1 0 0 0 0 0 n/a 0 14.2 41.9 54.814-Dec-04 0 0 0.6 0 0 0 0 0 n/a 0 16.7 42.7 51.624-Feb-05 0 0 0 0 0 0 0 0 n/a 0 0 37.2 53.412-May-05 0 0 0 0 0 0 0 0 n/a 0 2.1 32.4 48.728-Jul-05 0 0 0 0 0 0 0 0 n/a 0 0 29.4 47.807-Nov-05 0 0 0 0 0 0 0 0 n/a 0 3.3 25.7 51.110-Feb-06 0 0 0 0 0 0 0 0 n/a 0 0 0.3 5.213-Apr-06 0 0 0 0 0 0 0 0 n/a 0 0 0.9 3.906-Sep-06 0 0 0 0 0 0 0 0 n/a 0 0 1.8 2.706-Dec-06 0 0 0 0 0 0 0 0 n/a 0 0 1.7 1.206-Feb-07 0 0 0 0 0 0 0 0 n/a 0 0 0.6 2.322-May-07 0 0 0 0 0 0 0 0 n/a 0 0 0 4.710-Aug-07 0 0 0 0 0 0 0 0 n/a 0 0 0 5.920-Nov-07 0 0 0 0 0 0 0 0 n/a 0 0 0 5.212-Mar-08 0 0 0 0 0 0 0 0 n/a 0 0 0 31.225-Jun-08 0 0 0 0 0 0 0 0 n/a 0 0 0 8.117-Sep-08 0 0 0 0 0 0 0 0 n/a 0 0 0 5.418-Dec-08 0 0 0 0 0 0 0 0 n/a 0 0 0 11.204/22/2009 GLL 08 TAB-E6 and E7 TABLE E7 Gas Concentrations are measured in per cent by volume in air Page 3