National Environmental Management: Air Quality Act, 2004 (Act No. 39 of 2004)

Notices

List of Activities which result in atmospheric emissions which have or may have a significant deterimental effect on the environment, including health, social conditions, economic conditions, ecological conditions or cultural heritage

Category 1: Combustion Installations

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Category 1 : Combustion Installations

(1)	Subcategory 1.1: Solid Fuel Combustion Installations

Description:	Solid fuels combustion installations used primarily for steam raising or electricity generation
Application:	All installations with design capacity equal to or greater than 50 MW heat input per unit, based on the lower caloric value of the fuel used.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 10% O2, 273 Kelvin and 101.3kPa.
Common name	Chemical symbol
Particulate matter	N/A	New	50
		Existing	100
Sulphur dioxide	SO2	New	500
		Existing	3500
Oxides of nitrogen	NOx expressed as NO2	New	750
		Existing	1100

(a)	The following special arrangement shall apply—

(i)	Continuous emission monitoring of PM, SO2 and NOx is required, however, installations less than 100 MW heat input per unit must adhere to periodic emission monitoring as stipulated in Part 2 of this Notice.

(ii)	Where co-feeding with waste materials with calorific value allowed in terms of the Waste Disposal Standards published in terms of the Waste Act, 2008 (Act No.59 of 2008) occurs, additional requirements under subcategory 1.6 shall apply.

(iii)

Existing plants shall comply with a new plant emission limit of 1000 mg/Nm3 for sulphur dioxide (SO2).

[Category 1(1)(1.1)(a)(iv) inserted by section 2 of Notice No. 421, GG43174, dated 27 March 2020]

(2)	Subcategory 1.2: Liquid Fuel Combustion Installations

Description:	Liquid fuels combustion installations used primarily for steam raising or electricity generation
Application:	All installations with design capacity equal to or greater than 50 MW heat input per unit, based on the lower caloric value of the fuel used.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 3% O2, 273 Kelvin and 101.3kPa.
Common name	Chemical symbol
Particulate matter	N/A	New	50
		Existing	75
Sulphur dioxide	SO2	New	500
		Existing	3500
Oxides of nitrogen	NOx expressed as NO2	New	250
		Existing	1100

(a)	The following special arrangement shall apply—

(i)	Reference conditions for gas turbines shall be 15% O2, 273K and 101.3kPa.

(ii)	Continuous emission monitoring of PM, SO2 and NOx is required, however, installations less than 100 MW heat input per unit must adhere to periodic emission monitoring as stipulated in Part 2 of this Notice.

(iii)

Where co-feeding with waste materials with calorific value allowed in terms of the Waste Disposal Standards published in terms of the Waste Act, 2008 (Act No.59 of 2008) occurs, additional requirements under subcategory 1.6 shall apply.

(iv)

Additional requirements under subcategory 1.6 shall continue to apply even after the waste ceases to be waste in terms of section 1 of the National Environmental Management: Waste Act, 2008 (Act No. 59 of 2008), as amended by the National Environmental Management: Waste Amendment Act, 2014 (Act No. 26 of 2014).

[Category 1(2)(1.2)(a)(iv) inserted by section 2(b) of Notice No. 551, GG38863, dated 12 June 2015]

(3)	Subcategory 1.3: Solid Biomass Combustion Installations

Description:	Solid biomass fuels combustion installations used primarily for steam raising or electricity generation
Application:	All installations with design capacity equal to or greater than 50 MW heat input per unit, based on the lower caloric value of the fuel used.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 10% O2, 273 Kelvin and 101.3kPa.
Common name	Chemical symbol
Particulate matter	N/A	New	50
		Existing	100
Sulphur dioxide	SO2	New	500
		Existing	3500
Oxides of nitrogen	NOx expressed as NO2	New	750
		Existing	1100

(a)	The following special arrangement shall apply—

(i)	Continuous emission monitoring of PM, SO2 and NOx is required, however, installations less than 100 MW heat input per unit must adhere to periodic emission monitoring as stipulated in Part 2 of this Notice.

(ii)	Where co-feeding with waste materials with calorific value allowed in terms of the Waste Disposal Standards published in terms of the Waste Act, 2008 (Act No.59 of 2008) occurs, additional requirements under subcategory 1.6 shall apply.

(iii)

[Category 1(3)(1.3)(a)(iii) inserted by section 2(c) of Notice No. 551, GG38863, dated 12 June 2015]

(4)	Subcategory 1.4: Gas Combustion Installations

Description:	Gas combustion (including gas turbines burning natural gas) used primarily for steam raising or electricity generation
Application:	All installations with design capacity equal to or greater than 50 MW heat input per unit, based on the lower caloric value of the fuel used.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 3%O2, 273 Kelvin and 101.3kPa.
Common name	Chemical symbol
Particulate matter	N/A	New	10
		Existing	10
Sulphur dioxide	SO2	New	400
		Existing	500
Oxides of nitrogen	NOx expressed as NO2	New	50
		Existing	300

(a)	The following special arrangement shall apply—

(i)	Reference conditions for gas turbines shall be 15% O2, 273K and 101.3kPa.

(ii)	Where co-feeding with waste materials with calorific value allowed in terms of the Waste Disposal Standards published in terms of the Waste Act, 2008 (Act No.59 of 2008) occurs, additional requirements under subcategory 1.6 shall apply.

(iii)

[Category 1(4)(1.4)(a)(iii) inserted by section 2(d) of Notice No. 551, GG38863, dated 12 June 2015]

(5)	Subcategory 1.5: Reciprocating Engines

Description:	Liquid and gas fuel stationery engines used for electricity generation.
Application:	All installations with design capacity equal to or greater than 10 MW heat input per unit, based on the lower caloric value of the fuel used.
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 15%O2, 273 Kelvin and 101.3kPa.
Common name	Chemical symbol
Particulate matter	N/A	New	50
		Existing	50
Oxides of nitrogen	NOx expressed as NO2	New	2000* 400**
		Existing	2000* 400**
Sulphur dioxide	SO2	New	1170*
		Existing	1170*
Liquid fuels fired *Gas fired

(6)	Subcategory 1.6: Waste Co-feeding Combustion Installations

Description:	Combustion installations co-feeding waste with conventional fuels in processes used primarily for steam raising or electricity generation.
Application:	All installations
Substance or mixture of substances		Plant status	mg/Nm3 under normal conditions of 3%O2, 273 Kelvin and 101.3kPa.
Common name	Chemical symbol	Plant status
Carbon monoxide	CO	New	50
Carbon monoxide	CO	Existing	75
Hydrogen chloride	HCI	New	10
Hydrogen chloride	HCI	Existing	10
Hydrogen fluoride	HF	New	1
Hydrogen fluoride	HF	Existing	1
Sum of Lead, arsenic, antimony, chromium, cobalt, copper, manganese, nickel, vanadium	Pb+ As+ Sb+ Cr+ Co+ Cu+ Mn+ Ni+ V	New	0.5
	Pb+ As+ Sb+ Cr+ Co+ Cu+ Mn+ Ni+ V	Existing	0.5
Mercury	Hg	New	0.05
Mercury	Hg	Existing	0.05
Cadmium Thallium	Cd+Tl	New	0.05
Cadmium Thallium	Cd+Tl	Existing	0.05
Total organic compounds	TOC	New	10
Total organic compounds	TOC	Existing	10
Ammonia	NH3	New	10
Ammonia	NH3	Existing	10
			ng l-TEQ/Nm3 under normal conditions of 10% O2, 273 Kelvin and 101.3 kPa.
Dioxins and furans	PCDD/PCDF	New	0.1
Dioxins and furans	PCDD/PCDF	Existing	0.1

National Environmental Management: Air Quality Act, 2004 (Act No. 39 of 2004)

Notices

List of Activities which result in atmospheric emissions which have or may have a significant deterimental effect on the environment, including health, social conditions, economic conditions, ecological conditions or cultural heritage

Category 1: Combustion Installations

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