越南废水国家标准.docx
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越南废水国家标准.docx
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越南废水国家标准
越南废水国家标准
SOCIALISTREPUBLICOFVIETNAM
QCVN24:
2009/BTNMT
NationalTechnicalRegulationonIndustrialWastewater
HÀNỘI-2009
Foreword
QCVN24:
2009/BTNMTwascompliedbyDraftingCommitteeofnationaltechnicalregulationsonwaterquality,submittedbyVietnamEnvironmentAdministrationandDepartmentofLegislationandpromulgatedinlinewithCircularNo.25/2009/TT-BTNMTdatedNovember16,2009issuedbyMinistryofNaturalResourceandEnvironment
NationalTechnicalRegulationonIndustrialWastewater
1.GENERALPROVISIONS
1.1.Scopeofregulation
Thisregulationprovidesformaximumallowablevaluesofpollutionparametersinindustrialwastewaterdischargedintoreceivingfacilities
1.2.Subjectsofapplication
1.2.1.Thisregulationappliestoindividualsandorganizationscarryingoutactivitiesrelatedtothedischargeofindustrialwastewaterintoreceivingfacilities
1.2.2.Wastewaterofsomeindustriesandfieldofparticularactivitiesshallberegulatedseparately
1.3.Interpretationofterms
Inthisregulation,thetermsbelowareconstruedasfollows
1.3.1.Industrialwastewatermeanssolutiondischargedfromindustrialmanufacturing,processing,tradingandservicingpremisesintowastewater-receivingfacilities
1.3.2.Kqmeansdischargecoefficient/volumetriccapacityofthereceivingfacilitiescorrespondingtoflowdischargeofriver,stream,spring,canal,channel,streamlet,rilletandvolumetriccapacityofreservoir,lake,pondandswamp
1.3.3.Kfdischargecoefficientofwastewater-dischargingsourcesofindustrialmanufacturing,processing,tradingandservicingpremisesintowastewater-receivingfacilities
1.3.4.wastewater-receivingfacilitiesmeanssurfacewaterbodiesorcoastalwaterareasusedwithparticularandspecificpurposewhereindustrialwastewaterisdischargedinto
1.TECHNICALREGULATION
2.1.Theallowablemaximumvalueofpollutionparametersinindustrialwastewateriscalculatedasfollows:
Cmax=CxKqxKf
where:
-Cmaxisallowablemaximumvalueofthepollutionparameterinindustrialwastewaterdischargedintoreceivingfacilities,measuredinmilligramperliter(mg/l);
-Cisvalueofpollutionparameterinindustrialwastewaterstipulatedatsection2.3
-Kqisdischargecoefficient/volumetriccapacityofthereceivingfacilitiesstipulatedatsection2.4
-Kfisdischargecoefficientofwastewatersourcestipulatedatsection2.5
2.2.Cmax=C(withoutcoefficientofKqandKf)isappliedtoparameters:
temperature,pH,odour,colour,Coliform,Grossαactivityandgrossβactivity
2.3.TheCValueofpollutionparametersinindustrialwastewaterisstipulatedatthetableNo.1below:
Table1:
TheCValueofpollutionparametersinindustrialwastewater
O.No
Parameter
Unit
CValue
A
B
1
Temperature
0C
40
40
2
pH
-
6-9
5,5-9
3
Odour气味
-
Khôngkhóchịu
Khôngkhó
chịu
4
Colour(Co-PtatpH=7)色度
-
20
70
5
BOD5(200C)
mg/l
30
50
6
COD
mg/l
50
100
7
Suspendedsolids悬浮物
mg/l
50
100
8
Arsenic砷
mg/l
0,05
0,1
9
Mercury汞
mg/l
0,005
0,01
10
Lead铅
mg/l
0,1
0,5
11
Cadimium镉
mg/l
0,005
0,01
12
Chromium(VI)六价铬
mg/l
0,05
0,1
13
Chromium(III)三价铬
mg/l
0,2
1
14
Cooper
mg/l
2
2
15
Zinc锌
mg/l
3
3
16
Nickel镍
mg/l
0,2
0,5
17
Manganese锰
mg/l
0,5
1
18
Iron铁
mg/l
1
5
19
Tin锡
mg/l
0,2
1
20
Cyanide氰化物
mg/l
0,07
0,1
21
Phenol酚
mg/l
0,1
0,5
22
MineralOilandfat
mg/l
5
5
23
Animal-vegetableoilandfat
mg/l
10
20
24
Chlroineresidual
mg/l
1
2
25
PCBs
mg/l
0,003
0,01
26
Pesticide:
organicphosphrous
mg/l
0,3
1
27
Pesticide:
organicchlorine
mg/l
0,1
0,1
28
Sunfide
mg/l
0,2
0,5
29
Fluoride
mg/l
5
10
30
Chloride氯化物
mg/l
500
600
31
Ammonia(asN)
mg/l
5
10
32
TotalNitrogen
mg/l
15
30
33
TotalPhosphorous
mg/l
4
6
34
Coliform
MPN/100ml
3000
5000
35
Grossαactivity
Bq/l
0,1
0,1
36
Grossβactivity
Bq/l
1,0
1,0
Where:
-ColumeAstipulatesvalueCofpollutionparameterinindustrialwastewaterdischargedintoreceivingfacilitiesusingforsourcesofdomesticwatersupply
-ColumeBstipulatsvalueCofpollutionparameterinindustrialwastewaterdischargedintoreceivingfacilitiesnotusingforsourcesofdomesticwatersupply
-Parameterofchlorineshallnotbeappliedtoreceivingfacilitieswhicharebrackishandsaltwater
2.4.Dischargecoefficient/volumetriccapacityofreceivingfacilitiesKqisstipluatedasfollows
2.4.1.CoefficientKqcorrespondingtoflowdischargeofreceivingfacilitieswhichsareriver,stream,spring,canal,channel,streamlet,rilletisstipulatedatthetableNo.2below:
Table2:
CoefficientKqofreceivingfacilitieswhichsareriver,stream,spring,canal,channel,streamlet,rillet
Flowdischargeofwatewater-receivingfacilities(Q)
Calculatedunit:
cubicmeter/second(m3/s)
CoefficientKq
Q≤50
0,9
50 1 200 1,1 Q>1000 1,2 Qiscalculatedinaveragevalueofflowdischargeofriver,stream,spring,canal,channel,streamlet,rilletduring03driestmonthsof03successiveyears(dataissuedbymeteorological-hydrologicalagency).Ifthereisnodataonflowdischargeofriver,stream,spring,canal,channel,streamlet,rilletthevalueKq=0,9shallbeappliedorDepartmentofNaturalResourceandEnvironmentmanagingareaswherewastewater-dischargingsourcesarelocatedshallappointaunitwithappropriatefunctiontodefineaveragedischargeduring03driestofyearforthebasisofselectingcoefficientKq 2.4.2.CoefficientKqcorrespondingtovolumetriccapacityofwastewaterreceivingfacilitieswhicharereservoir,lake,pondandswampisstipulatedatthetableNo.3below: Table3: CoefficientKqofreservoir,lake,pond,swamp Volumetriccapacityofwastewaterreceivingfacilities(V) Calculatedunit: cubicmeter(m3) CoefficientKq V≤10x106 0,6 10x106 0,8 V>100x106 1,0 Qiscalculatedinaveragevalueofvolumetriccapacityofeservoir,lake,pondandswampduring03driestmonthsof03successiveyears(dataissuedbymeteorological-hydrologicalagency).IfthereisnodataonvolumetriccapacitythevalueKq=0,6shallbeappliedorDepartmentofNaturalResourceandEnvironmentmanagingareaswherewastewater-dischargingsourcesarelocatedshallappointaunitwithappropriatefunctiontodefineaveragevalueofvolumetriccapacityduring03driestofyearforthebasisofdefiningcoefficientKq 2.4.3.Regaringthereceivingfacilitieswhicharecoastalareasnotusingforthepurposeofaquaticorganismprotection,watersportorrecreation,Kq=1,3shallbeapplied.Regaringthereceivingfacilitieswhicharecoastalareasusingforthepurposeofaquaticorganismprotection,watersportorrecreation,Kq=1,3shallbeapplied 2.5.DischargecoefficientKfofwastewaterdischargingsourcesisstipulatedatthetableNo.4below Bảng4: DischargecoefficientKfofwastewaterdischargingsources Dischargeofwastewaterdischargingsourcesi(F) Calculatedunit: cubicmeter/day(m3/24h) CoefficientKf F≤50 1,2 50 1,1 500 1,0 F>5.000 0,9 2.6.Inthecasethatwastewaterstoredindumpingpondwithinareaofwastewater-creatingpremisesandusedforthepurposeofirrigation,thewaterinthepondmustcomplywiththeNationalStandardTCVN6773: 2000onWaterquality–waterqualityguidelinesforirrigation 3.METHODOFDETERMINATION 3.1.Methodfordefinitionofpollutionparametersinindustrialwastewatershallbecarriedoutinaccordancewithnationalstandardsbelow: -TCVN4557: 1988–Waterquality–Methodfordeterminationoftemperature; -TCVN6492: 1999(ISO10523: 1994)Waterquality-determinationofpH; -TCVN6185: 2008–Waterquality–Examinationanddeterminationofcolour; -TCVN6001-1: 2008Waterquality.Determinationofbiochemicaloxygendemandafterndays(BODn).Part1: Dilutionandseedingmethodwithallylthioureaaddition -TCVN6491: 1999(ISO6060: 1989)Waterquality.Determinationofthechemicaloxigendemand(COD); -TCVN6625: 2000(ISO11923: 1997)Waterquality-Determinationofsuspendedsolidsbyfiltrationthroughglass-fibrefilters; -TCVN6626: 2000Waterquality-Determinationofarsenic-Atomicabsorptionspectrometricmethod(hydridetechnique; -TCVN7877: 2008(ISO5666-1999)Waterquality.Determinationofmecury; -TCVN6193: 1996Waterquality.Determinationofcobaltnickel,copper,zinc,cadmium,andlead.Flameatomicabsorptionspectrometricmethods; -TCVN6002: 1995(ISO6333-1986)Waterquality-Determinationofmanganese-Formaldoximespectrometricmethod; -TCVN6222: 2008Waterquality.Determinationofchromium.Atomicabsorptionspectrometricmethods; -TCVN6177: 1996(ISO6332-1988)Waterquality-DeterminationofIron–.Spectrometricmethodusing.1,10-phenantrolin; -TCVN6181: 1996(ISO6703-1-1984)Waterquality-Determinationoftotalcyanide; -TCVN6216: 1996(ISO6439-1990)Waterquality.Determinationofphenolindex.4-aminoantipyrinespectrometricmethodsafterdistillation; -TCVN5070: 1995Waterquality-Weightmethodfordeterminationofoilandoilproduct; -MethodfordeterminationoftotalvegetableoilandfatcarriedoyutaccordingtoUSEPAMethod1664Extractionandgravimetry(Oilandgreaseandtotalpetroleumhydrocarbons); -TCVN6225-3: 1996Waterquality.Determinationoffreechlorineandtotalchlorine.Part3: Iodometrictitrationmethodforthedeterminationoftotalchlorine; -TCVN4567: 1988Waterquality–Methodfordeterminationofsuldideandsulfatecontent; -TCVN6494: 1999Waterquality--Determinationofdissolvedfluoride,chloride,nitrite,orthophosphate,b
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