Chapter 3 Summary Results of Environmental Quality Monitoring and Mitigation Measures Compliance of the Thai-Malaysia Gas Pipeline Project
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Executive Summary Environmental Quality Monitoring and Mitigation Measures Compliance Report 2017 The Thai-Malaysia Gas Separation Plant and Pipeline Project Dissolved Oxygen (DO) 8 6 4 4.0 mg/l 2 0 Apr Mar Feb Feb Nov Nov Nov Dec Aug Aug Aug Aug May May May June 2014 2015 2016 2017 Water in Sakom canal at 500 meters from the mouth of the canal Water in Nathab canal at 500 meters from the mouth of the canal Standard of DO (≮4.0 mg/l) Figure 2-28 Results of Dissolved Oxygen in the Canal Water During 2014-2017 Biochemical Oxygen Demand (BOD) 5.0 4.0 3.0 mg/l 2.0 2.0 1.0 0.0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Water in Sakom canal at 500 meters from the mouth of the canal Water in Nathab canal at 500 meters from the mouth of the canal Standard of BOD (≯2.0 mg/l) Figure 2-29 Results of Biochemical Oxygen Demand in the Canal Water During 2014-2017 2-32 SGS (Thailand) Limited and ISET (Thailand) Limited Executive Summary Environmental Quality Monitoring and Mitigation Measures Compliance Report 2017 The Thai-Malaysia Gas Separation Plant and Pipeline Project Suspended Solids (SS) 90 80 70 No Standard for Suspended Solids 60 50 mg/l 40 30 20 10 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Water in Sakom canal at 500 meters from the mouth of the canal Water in Nathab canal at 500 meters from the mouth of the canal Figure 2-30 Results of Total Suspended Solid in the Canal Water During 2014-2017 Fat, Oil and Grease (FOG) 5.0 4.0 No Standard for Fat, Oil and Grease 3.0 mg/l 2.0 1.0 0.0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Water in Sakom canal at 500 meters from the mouth of the canal Water in Nathab canal at 500 meters from the mouth of the canal Figure 2-31 Results of Fat, Oil and Grease in the Canal Water During 2014-2017 2-33 SGS (Thailand) Limited and ISET (Thailand) Limited Executive Summary Environmental Quality Monitoring and Mitigation Measures Compliance Report 2017 The Thai-Malaysia Gas Separation Plant and Pipeline Project Mercury (Hg) 0.00020 0.00016 No Standard for Mercury 0.00012 mg/l 0.00008 0.00004 0.00000 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Water in Sakom canal at 500 meters from the mouth of the canal Water in Nathab canal at 500 meters from the mouth of the canal Figure 2-32 Results of Mercury in the Canal Water During 2014-2017 Total Petroleum Hydrocarbon (TPH) 10 8 No Standard for Total Petroleum Hydrocarbon 6 µg/l 4 2 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Water in Sakom canal at 500 meters from the mouth of the canal Water in Nathab canal at 500 meters from the mouth of the canal Figure 2-33 Results of Total Petroleum Hydrocarbon in the Canal Water During 2014-2017 2-34 SGS (Thailand) Limited and ISET (Thailand) Limited Executive Summary Environmental Quality Monitoring and Mitigation Measures Compliance Report 2017 The Thai-Malaysia Gas Separation Plant and Pipeline Project pH 10 8.5 8 7.0 6 4 2 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Standard of pH (7.0-8.5) Figure 2-34 Results of pH in the Seawater During 2014-2017 Temperature 50 Change from natural condition not more than 1 OC 40 30 C O 20 10 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Figure 2-35 Results of Temperature in the Seawater During 2014-2017 2-35 SGS (Thailand) Limited and ISET (Thailand) Limited Executive Summary Environmental Quality Monitoring and Mitigation Measures Compliance Report 2017 The Thai-Malaysia Gas Separation Plant and Pipeline Project Conductivity 60,000 50,000 40,000 30,000 µs/cm No Standard for Conductivity 20,000 10,000 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Figure 2-36 Results of Conductivity in the Seawater During 2014-2017 Turbidity 80 No Standard for Turbidity 70 60 50 NTU 40 30 20 10 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Figure 2-37 Results of Turbidity in the Seawater During 2014-2017 2-36 SGS (Thailand) Limited and ISET (Thailand) Limited Executive Summary Environmental Quality Monitoring and Mitigation Measures Compliance Report 2017 The Thai-Malaysia Gas Separation Plant and Pipeline Project Dissolved Oxygen (DO) 8 7 6 5 mg/l 4 4.0 3 2 1 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Figure 2-38 Results of Dissolved Oxygen in the Seawater During 2014-2017 Biochemical Oxygen Demand (BOD) 20 18 16 14 12 No Standard for BOD 10 mg/l 8 6 4 2 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Figure 2-39 Results of Biochemical Oxygen Demand in the Seawater During 2014-2017 2-37 SGS (Thailand) Limited and ISET (Thailand) Limited Executive Summary Environmental Quality Monitoring and Mitigation Measures Compliance Report 2017 The Thai-Malaysia Gas Separation Plant and Pipeline Project Suspended Solids (SS) 70 60 50 The results should not be changed by more than the sum of daily or month or yearly aveage and the standard diviation. 40 mg/l 30 20 10 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Figure 2-40 Results of Total Suspended Solids in the Seawater During 2014-2017 Fat, Oil and Grease (FOG) 1.0 Biochemical Oxygen Demand (BOD) 0.920 0.818 0.716 Invisible 0.614 0.512 No Standard for BOD mg/l 0.410 mg/l 8 0.3 6 0.2 4 0.1 2 Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible Invisible 0.0 Invisible 0 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June Apr Feb Feb Feb Aug Aug Aug Aug Nov Nov Nov Nov May May May May 2014 2015 2016 2017 2013 2014 2015 2016 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Figure 2-41 Results of Fat, Oil and Grease in the Seawater During 2014-2017 2-38 SGS (Thailand) Limited and ISET (Thailand) Limited Executive Summary Environmental Quality Monitoring and Mitigation Measures Compliance Report 2017 The Thai-Malaysia Gas Separation Plant and Pipeline Project Mercury (Hg) 0.200 0.180 0.160 0.140 0.120 µg/l 0.100 0.1 0.080 0.060 0.040 0.020 0.000 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Figure 2-42 Results of Mercury in the Seawater During 2014-2017 Total Petroleum Hydrocarbon (TPH) 1.00 0.90 0.80 0.70 0.60 0.50 0.5 µg/l 0.40 0.30 0.20 0.10 0.00 Apr Feb Feb Dec Aug Aug Aug Aug Nov Nov Nov Mar May May May June 2014 2015 2016 2017 Seawater at 500 meters from the mouth of Sakom canal Seawater at 500 meters from the mouth of Nathab canal Seawater in front of the GSP Figure 2-43 Results of Total Petroleum Hydrocarbon in the Seawater During 2014-2017 2-39 SGS (Thailand) Limited and ISET (Thailand) Limited Executive Summary Environmental Quality Monitoring and Mitigation Measures Compliance Report 2017 The Thai-Malaysia Gas Separation Plant and Pipeline Project pH 10 9 8 2014 7 6 5 maintenance 4 Annual 3 2 1 0 Jul-17 Jul-16 Jul-15 Jul-14 Jan-17 Jan-16 Jan-15 Jan-14 Jun-17 Jun-16 Jun-15 Jun-14 Oct-17 Oct-16 Oct-15 Oct-14 Apr-17 Apr-16 Apr-15 Apr-14 Sep-17 Feb-17 Sep-16 Feb-16 Sep-15 Feb-15 Sep-14 Feb-14 Dec-17 Dec-16 Dec-15 Dec-14 Aug-17 Aug-16 Aug-15 Aug-14 Nov-17 Nov-16 Nov-15 Nov-14 Mar-17 Mar-16 Mar-15 Mar-14 May-17 May-16 May-15 May-14 Min Max Figure 2-44 Results of pH in the Mercury Removal Unit (S1.1) During 2014-2017 Temperature 40 35 2014 30 25 C maintenance maintenance O 20 15 Annual 10 5 0 Jul-14 Jul-15 Jul-17 Jul-16 Jan-15 Jan-16 Jan-14 Jan-17 Jun-15 Jun-16 Jun-14 Jun-17 Oct-16 Oct-14 Oct-15 Oct-17 Apr-14 Apr-16 Apr-17 Apr-15 Feb-14 Sep-14 Feb-15 Sep-16 Feb-17 Sep-17 Sep-15 Feb-16 Dec-15 Dec-17 Dec-14 Dec-16 Aug-14 Aug-15 Aug-17 Aug-16 Nov-15 Nov-16 Nov-14 Nov-17 Mar-14 Mar-17 Mar-15 Mar-16 May-16 May-14 May-15 May-17 Min Max Figure 2-45 Results of Temperature in the Mercury Removal Unit (S1.1) During 2014-2017 2-40 SGS (Thailand) Limited and ISET (Thailand)