DEPARTMENT OF ENVIRONMENTAL AFFAIRS …

1 NATIONAL ENVIRONMENTAL MANAGEMENT ACT: AIR QUALITY ACT, 2004(ACT NO. 39 OF 2004)DECLARATION OF A SMALL BOILER AS A CONTROLLED EMITTER ANDESTABLISHMENT OF EMISSION STANDARDSI, Bomo Edith Edna Molewa, Minister of Water and ENVIRONMENTAL AFFAIRS , hereby declare asmall boiler as a controlled emitter in terms of section 23(1) of the National EnvironmentalManagement: Air Quality Act, 2004, and hereby also establish emission standards for thesmall boiler in terms of section 24 of the National ENVIRONMENTAL Management: Air QualityAct, 2004 set out in the Schedule MOLEWAMINISTER OF WATER AND ENVIRONMENTAL AFFAIRSDATE2A/3/C 7//728No. 36973 GOVERNMENT GAZETTE, 1 NOVEMBER 2013 This gazette is also available free online at OF ENVIRONMENTAL AFFAIRSDEPARTEMENT VAN OMGEWINGSAKENo.

2 8311 November 2013 SCHEDULEPart 1: DefinitionsDefinitionsIn this Notice a word or expression to which a meaning has been assigned in the Act hasthat meaning and, unless the context otherwise indicates-'biomass' means non-fossilized and biodegradable organic material originating fromplants, animals and micro-organisms excluding-(a)sewage; and(b)treatedor coated wood waste which may containhalogenated organiccompounds or heavy metals;`black smoke' means a smoke as dark or darker than Shade 4 of the Ringelmann chart,which refers to an equivalent of 80% black as contemplated in Annexure B to this Notice;`boiler' means a combustion appliance designed to heat water;`dark smoke' means a smoke as dark or darker than Shade 2 of the Ringelmann chart,which refers to an equivalent of 40% black as contemplated in Annexure B to this Notice;`existing small boiler' means any small boiler that was manufactured before the date onwhich this Notice takes effect;`new small boiler' means any small boiler manufactured after the date on which thisNotice takes effect;`operator' means a person who owns, manages, or controls a small boiler;`small boiler' means any boiler with a design capacity equal to 10MW but less than50MW net heat input per unit, based on the lower calorific value used.

3 `soot blowing' means a method of cleaning deposited carbon from the internal surfacesof a boiler, which usually includes the use of a jet of air or steam onto heat exchangesurfaces to clean , 1 NOVEMBER 2013No. 3697329 This gazette is also available free online at 2: Notice shall apply to any small boiler under normal operating conditions subject tothe provisions for start-up, soot-blowing and incidences of abnormal for start-up, soot- blowing and incidences of abnormal small boiler start-up, black smoke shall be limited to a period of twenty (20) soot blowing of a small boiler and abnormal conditions, dark smoke shall belimited to the following periods:Number of small boilersper shared stackPermitted emissions of dark smoke in anyperiod of 8 hoursAbnormal conditionsSoot blowingOne (1)10 minutes14 minutesTwo (2)18 minutes25 minutesThree (3)24 minutes34 minutesFour or more (4 +)29 minutes41 minutesImplementation4.

4 An air quality officer shall be responsible for co-ordinating implementation matterspertaining to this timeframes5. A new small boiler must comply with the new small boiler emission standards ascontained in Part 3 on the date of publication of this Notice in the An existing small boiler must comply with the existing small boiler emission standards ascontained in Part 3 within 5 years from the date of publication of this Notice in 36973 GOVERNMENT GAZETTE, 1 NOVEMBER 2013 This gazette is also available free online at measurements7. The concentration or mass of pollutant for which emissions standards have been set inthis Notice shall be reported as the average of at least three (3) measurements.

5 Measured over a minimum sample period of 60 minutes, under normal operatingconditions to obtain a representative manner in which measurements shall be carried out must be in accordance with thestandard sampling and analysis methods listed in Annexure A to this other than those contained in Annexure A to this Notice may be used with thewritten consent of the National Air Quality In seeking the written consent referred to in paragraph 9 above, an applicant mustprovide theNationalAir Quality Officer with any information that supports theequivalence of the method other than those listed in Annexure A to this requirements11. The operator of a small boiler must-(1) submit at least one (1) emissions report per annum to the relevant air qualityofficer in the format set out in Annexure C to this Notice;(2) submit the first emissions report to the relevant air quality officer within 12months from the date on which this Notice takes effect;(3) provide any additional emission reports as requested by an air quality officer, forthe implementation of this Notice;(4) record all measurement results and keep a copy of this record for at least five (5)years after obtaining the results.

6 Or(5) produce the record of the measurement results for inspection if requested to doso by an air quality Forreporting requirements, emissionsshallbemeasuredbystackemissionm easurement and may be supplemented by means of mass balances or , 1 NOVEMBER 2013No. 3697331 This gazette is also available free online at 3: Emission StandardsEmission StandardsA small boiler must comply with the emission and requirements as scheduled in the tablesbelow. Ali limit values are expressed on daily averages, at specified reference conditions.(1) Solid fuel-fired small boilerDescriptionSmall boilers fueled with solid boilers fueled with hydrocarbon based solidfuel, or mixture of substancesSmallboilerstatusLimit value (dry mg/Nm3 at 273K; 10% 02)Common nameChemical/ Commonly-used symbolParticulate matterPMNew120 Existing250 Sulphur dioxideSO2 New2800 Existing2800(2) Liquid fuel-fired small boilerDescriptionSmall boilers fueled with liquid liquid fuel-fired small boilersSubstance or mixture of substancesSmallboilerstatusLimit value (dry mg/Nm3 at 273K; 3% 02)Common nameChemical/ Commonly-used symbolParticulate matterPMNew100 Existing150 Sulphur dioxideSO2 New500 Existing350032No.

7 36973 GOVERNMENT GAZETTE, 1 NOVEMBER 2013 This gazette is also available free online at (3) Gaseous fuel-fired small boiler (using natural gas and liquefied petroleum gas)DescriptionSmall boilers fueled with gaseous small boilers fueled with low particulate matter content gaseous or mixture of substancesSmall boilerstatusLimit value (dry mg/Nm3at 273K; 3% 02)Common nameChemical/Commonly-used symbolParticulate matterPMNew10 Existing20 Sulphur dioxideSO2 New35 Existing100(4) Gaseous fuel-fired small boiler (using process gas)DescriptionSmall boilers fueled with gaseous fueled with gaseous fuels generated or mixture of substancesSmall boilerstatusLimit value (dry mg/Nm3at 273K; 3% 02)Common nameChemical/ Commonly-used symbolParticulate matterPMNew90 Existing130 Sulphur dioxideSO2 New1000 Existing 3500 STAATSKOERANT, 1 NOVEMBER 2013No.

8 3697333 This gazette is also available free online at (5) Solid biomass fuel-fired small boilerDescriptionSmall boilers fueled with solid biomass fuelsApplicationAll small boilers fueled with biomass fuelsSubstance or mixture of substancesSmallboilerstatusLimit value (dry mg/Nm3at 273K; 10% 02)Common nameChemical! Commonly-used symbolParticulate matterPMNew120 Existing250 Sulphur dioxideSO2 New1000 Existing100034No. 36973 GOVERNMENT GAZETTE, 1 NOVEMBER 2013 This gazette is also available free online at (6) Co-feedingWhere a small boiler is fired simultaneously with two or more fuels, the emissionstandards for the main fuel shall be , 1 NOVEMBER 2013No. 3697335 This gazette is also available free online at A: EMISSION MEASUREMENT METHODS AND ANALYSISThe following referenced documents are indispensable for the application of the references, only the edition cited applies.

9 For undated references, the latest edition of thereferenced document (including any amendments) on currently validnational and international standards can be obtained from Standards South Africa.(1)ISO Standards(a)ISO 7934:1989 Stationary source emissions - Determination of the massconcentrationofsulphurdioxideHydroge n peroxide/bariumperchiorate/Thorin method.(b)ISO 7934:1989/Amd 1:1998.(c)ISO 7935:Stationary source emissions - Determinationof the massconcentration of sulphur dioxide - Performance characteristics of automatedmeasuring method.(d)ISO 9096: Stationary source emissions - Manual Determination of massconcentration of particulate matter.(e)ISO 10155: Stationary source emissions - Automated monitoring of massconcentrations of particles - Performance characteristics, test methods andspecifications.

10 (f)ISO 10396: Stationary source emissions - Sampling for the automateddeterminationof gas emissions concentrations for permanently-installedmonitoring systems.(g)ISO 10780:Stationary source emissions - Measurement of velocity volumeflow rate of gas steams in ducts.(h)ISO11632:Stationarysourceemissi ons-Determinationofmassconcentration of sulphur dioxide - Iron chromatography method.(i)ISO12141:Stationarysourceemiss ions -Determination ofmassconcentration of particulate matter (dust)at low concentrations- Manualgravimetric method.(j)ISO 14164: Stationary source emissions - Determination of the volume flow-rate of gas streams in ducts - Automated 36973 GOVERNMENT GAZETTE, 1 NOVEMBER 2013 This gazette is also available free online at (2)EPA methods(a)Method 1 - Traverse Points.