AECOM Report B&W - N - City of Guelph

TABLE E5 - GAS CONCENTRATION AND PRESSURE MEASUREMENTS - GP SERIES PROBESDate Probe 97-1 Probe 97-2 Probe 97-3 Probe 97-4 Probe 97-5 Probe 00-06 Probe 00-07(SW corner of Site) (N of Main PumpStation)(NE of Storage Bldg) (NE of MainOffice)(N of maintenanceShed)(Flower bedadjacent to scale(Near Main PS -replaces 97-2))Methane Pressure Methane Pressure Methane Pressure Methane Pressure Methane Pressure Methane Pressure Methane Pressure(% in air) (in. W.C.) (% in air) (in. W.C.) (% in air) (in. W.C.) (% in air)(in. W.C.) (% in air) (in. W.C.) (% in air) (in. W.C.) (% in air) (in. W.C.)06-Aug-97 0 0 56 0 12 0 45 0 0.03 011-Aug-97 0.01 0 55 0.1 10 0.1 39 0 0.21 021-Aug-97 0 0 54 0.1 21 0.1 43 0 0.7 027-Aug-97 0.02 0 53 0.1 14 0.1 43 0 0.6 003-Sep-97 0.015 0 54 0 15 0 43 0 0.7 008-Sep-97 0.025 0 54 0.1 17 0.1 43 0 0.27 015-Sep-97 0.03 0 51 0.1 14 0.1 44 0 2.6 030-Sep-97 0.01 0 54 0.1 11 0.1 43 0 0.55 026-Sep-97 0.01 0 52 0 13 0.1 36 0 1.45 008-Oct-97 0 0 54 0.1 12 0 44 0 0.43 021-Oct-97 0 0 55 0.1 14 0 45 0 0.23 029-Oct-97 0 0 55 0 15 0 45 0 0.05 004-Nov-97 0 0 54 0 11 0 45 0 0.1 026-Jan-98 0.01 0 53 0 17 0 43 0 0 020-Mar-98 0.05 0 53 0.1 12 0.1 42 0 0.23 027-May-98 0 0 52 0.1 15 0.1 46 0 0.26 016-Sep-98 0.05 0 55 0.1 20 0 48 0 0.2 021-Oct-98 0.02 0 55 0.1 15 0.1 47 0 0.36 010-Dec-98 0.01 0 59 0.1 20 0.1 49 0 0.46 012-Jan-99 0 0 51 0 16 0 4.4 0 0.4 016-Feb-99 0 0 54 0 14 0 3.6 0 0.65 018-Mar-99 0.01 0 48 0 17 0 42 0 0.35 013-Apr-99 0 0 49 0 18 0 31 0 0.5 020-May-99 0 0 54 0 14 0 5 0 0.45 016-Jun-99 0.02 0 51 0 13 0 22 0 0.55 015-Jul-99 0 0 53 0 14 0 38 0 0.2 024-Aug-99 0 0 54 0 13 0 3.6 0 0.45 021-Sep-99 0 0 52 0 15 0 2.05 0 0.5 014-Oct-99 0 0 53 0 17 0 24 0 0.4 023-Nov-99 0 0 52 0 23 0 6 0 0.6 027-Jan-00 0 0 0 0 20 0 5 0 0.4 016-Feb-00 0 0 0.05 0 25 0 41 0 0.2 022-Mar-00 0 0 0.05 0 35 0 46 0 0.1 018-Apr-00 0 0 0 0 42 0 4.1 0 0.3 021-Jun-00 0 0 0.05 0 52 0 34 0 0.2 018-Jul-00 0 0 0 0 34 0 5.5 0 0.15 024-Aug-00 0 0 probe decommissioned 20 0 42 0 0.45 011-Oct-00 0 0 and replaced with 00-0 50 0 46 0 1.05 0 47 0 0 012-Oct-00 0 0 50 0 45 0 0.65 0 47 0 0 019-Oct-00 0 0 39 0 44 0 0.4 0 48 0 4.85 023-Oct-00 0 0 50 0 45 0 0.1 0 48 0 0.55 031-Oct-00 0 0 51 0 45 0 0.05 0 50 0 3.7 014-Nov-00 0 0 43 0 44 0 0.15 0 46 0 0.8 015-Dec-00 0 0 49 0 41 0 0.05 0 39 0 0.55 021-Feb-01 0 0 10 0 29 0 0 0 0.5 0 0.2 011-Apr-01 0 0 0 0 0.7 0 0 0 22 0 0 020-Jun-01 0 0 0 0 0.15 0 0 0 0.7 0 0.5 003-Aug-01 0.01 0 0 0 0.05 0 0 0 30 0 0.4 015-Oct-01 0 0 0.2 0 0.3 0 0 0 0 0 0.1 004-Dec-01 0.015 0 26 0 44 0 0 0 54 0 1.05 014-Jan-02 0 0 7 0 0.5 0 0 0 39 0 0.4 019-Mar-02 0.05 0 0 0 0.05 0 0 0 0.5 0 0.3 015-May-02 0 0 0.05 0 0.6 0 0 0 19 0 0 016-Jul-02 0.02 0 0 0 0.05 0 0 0 0.05 0 0.1 012-Sep-02 0.1 0 0.1 0 0.75 0 0 0 22 0 0.05 018-Nov-02 0 0 0 0 1.95 0 0 0 53 0 0 013-Feb-03 0 0 0.05 0 0.2 0 0 0 1.45 0 0 017-Apr-03 0 0 0 0 0.1 0 0 0 0.85 0 0 019-Jun-03 0.05 0 0.05 0 0.45 0 0 0 0.45 0 0 004/22/2009GLL 08 TAB-E5TABLE E5 Gas concentrations are measured in percent by volume in air Page 1