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GB 28661-2012: Emission standard of pollutants for iron ore mining and mineral processing industry
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Emission standard of pollutants for iron ore mining and mineral processing industry
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GB 28661-2012
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Basic data | Standard ID | GB 28661-2012 (GB28661-2012) | | Description (Translated English) | Emission standard of pollutants for iron ore mining and mineral processing industry | | Sector / Industry | National Standard | | Classification of Chinese Standard | Z63 | | Classification of International Standard | 13.040.20 | | Word Count Estimation | 14,196 | | Quoted Standard | GB/T 6920-1986; GB/T 7466-1987; GB/T 7467-1987; GB/T 7469-1987; GB/T 7475-1987; GB/T 7484-1987; GB/T 7485-1987; GB/T 11893-1989; GB/T 11901-1989; GB/T 11902-1989; GB/T 11906-1989; GB/T 11907-1989; GB/T 11910-1989; GB/T 11911-1989; GB/T 11912-1989; GB/T 11 | | Regulation (derived from) | Department of Environmental Protection Notice No. 43 of 2012 National Standards Bulletin No. 24 of 2012 | | Issuing agency(ies) | Ministry of Environmental Protection, General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China | | Summary | This Chinese standard specifies the iron ore mining and dressing enterprises or production facilities of water and atmospheric pollutants emission limits, surveillance and monitoring requirements, and standards for the implementation and supervision of re | GB 28661-2012: Emission standard of pollutants for iron ore mining and mineral processing industry
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Emission standard of pollutants for iron ore mining and mineral processing industry
Published on.2012-06-27
2012-10-01 Implementation
National Standards of People's Republic of China
Emission standards for industrial pollutants in iron ore mining
Emission standard of pollutants for mining and mineral processing industry
The text shall prevail.
Ministry of Environmental Protection
State Administration of Quality Supervision, Inspection and Quarantine
release
ICS
Z 63
Content
Preface II
1 Scope 1
2 Normative references 1
3 Terms and Definitions..2
4 Pollutant emission control requirements.4
5 Pollutant monitoring requirements 8
6 Implementation and supervision 10
Foreword
To implement the Environmental Protection Law of the People's Republic of China, the Law of the People's Republic of China on Water Pollution Prevention and Control, and the Chinese
The Law of the People's Republic of China on the Prevention and Control of Air Pollution, the State Council's Decision on Implementing the Scientific Outlook on Development and Strengthening Environmental Protection, etc.
Regulations and "Opinions of the State Council on the Preparation of National Main Functional Area Planning" to protect the environment, prevent pollution, and promote iron ore mining
This standard is formulated by selecting industrial production processes and advances in pollution control technologies.
This standard specifies the limits, monitoring and monitoring requirements for water and air pollutants in iron ore mining and production enterprises. Promote
Coordinated development of regional economy and environment, promote the adjustment of economic structure and the transformation of economic growth mode, and guide iron ore mining and industrial students
The development direction of production technology and pollution control technology, this standard specifies the special emission limits for water and air pollutants.
Iron ore mining and production enterprises emit odorous pollutants, and environmental noise is applied to the corresponding national pollutant discharge standards.
The identification, treatment and disposal of body waste shall be subject to national solid waste pollution control standards.
This standard is the first release.
Since the implementation of this standard, the "Water Industry Pollutant Emission Standards for the Iron and Steel Industry" (GB 13456-92) and "Large
Relevant provisions in the Comprehensive Emission Standard for Air Pollutants (GB 16297-1996).
Local provincial people's governments may formulate local pollutant discharge standards for pollutants not specified in this standard;
The pollutants items that have been stipulated in this standard may be formulated with local pollutant discharge standards that are stricter than this standard.
This standard was formulated by the Science and Technology Standards Department of the Ministry of Environmental Protection.
This standard was drafted. Maanshan Mine Research Institute of China Steel Group, Environmental Standards Institute of the Ministry of Environmental Protection.
This standard was approved by the Ministry of Environmental Protection on June 15,.2012.
This standard has been implemented since October 1,.2012.
This standard is explained by the Ministry of Environmental Protection.
Emission standards for industrial pollutants in iron ore mining
1 Scope of application
This standard specifies the limits and monitoring of water pollutants and atmospheric pollutants in iron ore mining production enterprises or production facilities.
Monitoring requirements, as well as standards implementation and supervision.
This standard applies to the management of water pollutants and atmospheric pollutants in existing iron ore mining production enterprises or production facilities.
And environmental impact assessment of iron ore mining and industrial construction projects, environmental protection facilities design, environmental protection project completion acceptance and
Management of water pollutants and atmospheric pollutants after production.
This standard applies to the pollutant discharge behavior permitted by law; the location of newly established pollution sources and the existing special protection areas
The management of pollution sources shall be in accordance with the Law of the People's Republic of China on the Prevention and Control of Air Pollution and the Law of the People's Republic of China on Prevention and Control of Water Pollution
Law of the People's Republic of China on Marine Environmental Protection, Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Wastes, China
The relevant provisions of laws, regulations and rules of the People's Republic of China Environmental Impact Assessment Law are implemented.
The water pollutant emission control requirements specified in this standard are applicable to enterprises directly or indirectly discharging water pollution outside their legal boundaries.
The behavior of the dye.
2 Normative references
The contents of this standard refer to the terms in the following documents.
GB/T 6920-1986 Determination of water pH value - Glass electrode method
GB/T 7466-1987 Determination of total chromium in water - Potassium permanganate - Dibenzoyl dihydrazide spectrophotometric method
GB/T 7467-1987 Determination of hexavalent chromium in water - Diphenyl hydrazide spectrophotometric method
GB/T 7469-1987 Determination of total mercury in water quality - Potassium permanganate - potassium persulfate digestion - Dithizone spectrophotometric method
GB/T 7470-1987 Determination of lead water - Dithizone spectrophotometric method
GB/T 7471-1987 Determination of cadmium in water -- Dithizone spectrophotometric method
GB/T 7472-1987 Determination of zinc in water -- Dithizone spectrophotometric method
GB/T 7475-1987 Determination of copper, zinc, lead and cadmium - Atomic absorption spectrophotometric method
GB/T 7485-1987 Determination of total arsenic in water - Diethyldithio
GB/T 11893-1989 Determination of total phosphorus in water - Ammonium molybdate spectrophotometric method
GB/T 11894-1989 Determination of total nitrogen in water - Alkaline potassium persulfate digestion - UV spectrophotometric method
GB/T 11901-1989 Determination of suspended solids by weight method
GB/T 11902-1989 Determination of selenium in water 2,3 Diaminonaphthalene fluorescence method
GB/T 11906-1989 Determination of manganese in water quality - Potassium periodate spectrophotometric method
GB/T 11907-1989 Determination of silver in water -- Flame atomic absorption spectrophotometric method
GB/T 11910-1989 Determination of nickel in water quality - Dimethylglyoxime spectrophotometric method
Water quality -- Determination of iron and manganese -- Flame atomic absorption spectrophotometric method
GB/T 11912-1989 Determination of nickel in water quality - Flame atomic absorption spectrophotometric method
GB/T 11914-1989 Determination of chemical oxygen demand in water - Dichromate method
GB/T 15432-1995 Determination of total suspended particulate matter in ambient air
GB/T 16157-1996 Determination of particulate matter in fixed pollution source exhaust gas and sampling method of gaseous pollutants
Water quality - Determination of petroleum and animal and vegetable oils - Infrared spectrophotometric method
GB/T 16489-1996 Determination of sulphide content -- methylene blue spectrophotometric method
GB 18871-2002 Basic standards for ionizing radiation protection and radiation source safety
HJ/T 55-2000 Technical Guidelines for the Monitoring of Unorganized Emissions of Air Pollutants
HJ/T 58-2000 Determination of water quality - Chromium cyanide R spectrophotometric method
HJ/T 59-2000 Determination of water quality - Graphite furnace atomic absorption spectrophotometric method
HJ/T 195-2005 Determination of ammonia nitrogen in water quality
HJ/T.199-2005 Determination of total nitrogen in water -- Gas phase molecular absorption spectroscopy
HJ/T 341-2007 Determination of mercury in water quality - Cold atomic fluorescence method (Trial)
HJ/T 397-2007 Fixed source exhaust gas monitoring technical specification
Water quality -- Determination of copper -- Diethyldithiocarbamate spectrophotometric method
HJ 487-2009 Determination of fluoride in water quality - Zirconium sulphonate
Water quality - Determination of fluoride - Fluorescence spectrophotometric method
HJ 535-2009 Determination of ammonia nitrogen in water quality - Nexus reagent spectrophotometric method
HJ 536-2009 Determination of ammonia nitrogen in water quality - Salicylic acid spectrophotometric method
HJ 537-2009 Determination of ammonia nitrogen in water quality - Distillation - Neutralometric titration
HJ 597-2011 Determination of total mercury in water - Cold atomic absorption spectrophotometric method
Measures for the Automatic Monitoring and Control of Pollution Sources (Order No. 28 of the State Environmental Protection Administration)
Measures for the Administration of Environmental Monitoring (Order No. 39 of the State Environmental Protection Administration)
3 Terms and definitions
The following terms and definitions apply to this standard.
3.1 Mining
Mining iron ore in open pit or underground mining processes in iron mines and polymetallic mines with iron ore as the main product
The process of stone.
3.2 Dressing
The iron ore is selected by re-election, magnetic separation, flotation and a combined process to obtain iron concentrate.
3.3 Existing companies
Before the date of implementation of this standard, an iron ore mining and production enterprise that has passed the examination and approval of the production or environmental impact assessment documents has been completed.
Production facilities.
3.4 New Enterprise
From the date of implementation of this standard, the environmental impact assessment document approved the construction, reconstruction and expansion of iron ore mining and industrial construction
Set up the project.
3.5 Mining wastewater
Wastewater generated and discharged during the mining process, including drainage from underground mining areas or goafs, open pit mining
Drainage water discharged from the area or post-harvest area, waste water discharged from waste rock yards (including dumping sites).
3.6 Mine acid wastewater
Untreated, mining wastewater with a pH of less than 6.
3.7 Mineral processing wastewater
Wastewater generated and discharged during ore dressing, including iron ore in re-election, magnetic separation, flotation and its combined process
Waste water, as well as wastewater discharged from washing, crushing and concentrating plants, tailings ponds, etc.
3.8 Direct discharge
The behavior of the pollutant discharge unit directly discharging water pollutants to the environment.
3.9 Indirect emissions
The discharge of water pollutants by the sewage disposal unit to the public sewage treatment system.
3.10 Public sewage treatment system
Collect wastewater through sewage pipelines, provide wastewater treatment services for more than two sewage disposal units, and drain water
Enterprises or institutions that meet the relevant emission standards, including urban sewage treatment plants of various sizes and types, and regions (including
Wastewater treatment plants, such as industrial parks, development zones, industrial agglomerations, etc., should have a wastewater treatment level of two or two
on.
3.11 Displacement
The amount of wastewater discharged by a production facility or enterprise outside the legal boundaries of the enterprise, including direct or indirect relationship with production
Various types of effluent wastewater (such as domestic sewage, cooling wastewater, plant boilers and power station drainage).
3.12 Base product displacement
The upper limit of the wastewater discharge amount of the production unit product specified for the approval of the discharge concentration of water pollutants.
3.13 Standard status
The temperature is 273K, the pressure is 101325Pa, and the concentration of atmospheric pollutants specified in this standard refers to the standard state.
Dry air value.
3.14 Factory (field) area boundary
The legal boundary of the iron ore mining and selection enterprise mining site, concentrating plant, dumping site, waste rock yard, tailings pond, etc. If the boundary cannot be determined,
It refers to the actual boundary.
4 Pollutant emission control requirements
4.1 Water pollutant emission control requirements
4.1.1 From October 1,.2012 to December 31,.2014, existing enterprises implement the water pollutant discharge limits specified in Table 1.
Table 1 Limits of water pollutant discharge concentration of existing enterprises and base product displacement of unit products
Unit. mg/L (except pH)
Serial number pollutant project
Limit
Pollutant discharge supervision
Control position
Direct discharge
Indirect discharge of mining wastewater ore dressing wastewater
Acidic wastewater non-acid wastewater flotation wastewater
Reselection and magnetic
Waste water
1 pH 6～9 6～9 6～9 6～9 6～9
Enterprise wastewater discharge
Gap
2 suspended matter 100 100 150 100 300
3 Chemical Oxygen Demand (CODcr) - - 100 -.200
4 ammonia nitrogen - - 20 - 30
5 total nitrogen 15 15 25 15 40
6 Total Phosphorus 1.0 1.0 1.0 1.0 1.0 2.0
7 Petroleum 10 10 10 10 20
8 total zinc 5.0 - 5.0 5.0 5.0
9 total copper 1.0 - 1.0 1.0 2.0
10 Total Manganese 3.0 - 3.0 3.0 4.0
11 total selenium 0.2 - 0.2 0.2 0.4
12 total iron 10 - - - 10
13 Sulfide 1.0 1.0 1.0 1.0 1.0
14 Fluoride 10 10 10 10 20
15 total mercury 0.05
Workshop or production facility
Waste water discharge
16 total cadmium 0.1
17 total chromium 1.5
18 hexavalent chromium 0.5
19 total arsenic 0.5
20 total lead 1.0
21 total nickel 1.0
22 Total 铍 0.005
23 total silver 0.5
Unit production
Product benchmark
Displacement
(m3/t mine
stone)
Mining - displacement metering
Set with pollutants
Monitor position
Flotation 3.0
Re-election
Magnetic separation 4.0
4.1.2 As of January 1,.2015, existing enterprises will implement the water pollutant discharge limits specified in Table 2.
4.1.3 From October 1,.2012, the newly-built enterprise shall implement the water pollutant discharge limit specified in Table 2.
Table 2 Limits of water pollutant discharge concentration of new enterprises and base product displacement
Unit. mg/L (except pH)
Serial number pollutant project
Limit
Pollutant discharge supervision
Control position
Direct discharge
Indirect discharge of mining wastewater ore dressing wastewater
Acidic wastewater non-acid wastewater flotation wastewater
Reselection and magnetic
Waste water
1 pH 6～9 6～9 6～9 6～9 6～9
Enterprise wastewater discharge
Gap
2 suspended matter 70 70 100 70 300
3 Chemical Oxygen Demand (CODcr) - - 70 -.200
4 ammonia nitrogen - - 15 - 30
5 total nitrogen 15 15 25 15 40
6 total phosphorus 0.5 0.5 0.5 0.5 2.0
7 Petroleum 5.0 5.0 10 5.0 20
8 total zinc 2.0 - 2.0 2.0 5.0
9 total copper 0.5 - 0.5 0.5 2.0
10 Total Manganese 2.0 - 2.0 2.0 4.0
11 total selenium 0.1 - 0.1 0.1 0.4
12 total iron 5.0 - - - 10
13 Sulfide 0.5 0.5 0.5 0.5 1.0
14 Fluoride 10 10 10 10 20
15 total mercury 0.05
Workshop or production facility
Waste water discharge
16 total cadmium 0.1
17 total chromium 1.5
18 hexavalent chromium 0.5
19 total arsenic 0.5
20 total lead 1.0
21 total nickel 1.0
22 Total 铍 0.005
23 total silver 0.5
Unit production
Product benchmark
Displacement
(m3/t mine
stone)
Mining - displacement metering
Set with pollutants
Monitor position
Flotation 2.0
Re-election
Magnetic selection 3.0
4.1.4 According to the requirements of environmental protection work, the density of land development has been high, and the environmental carrying capacity has begun to weaken, or
Areas with small environmental capacity, fragile ecological environment, and prone to serious environmental pollution problems requiring special protection measures,
The company should strictly control the pollutant discharge behavior of enterprises, and the enterprises in the above regions shall implement the special discharge limits of water pollutants specified in Table 3.
value.
The geographical scope and time for the implementation of special discharge limits for water pollutants shall be administered by the environmental protection administrative department of the State Council or the provincial level.
The people's government regulations.
Table 3 Special limits for water pollutants
Unit. mg/L (except pH)
Serial number pollutant project
Limit
Pollutant emission monitoring
position
Direct discharge
Indirect discharge of mining wastewater ore dressing wastewater
Acidic wastewater non-acid wastewater flotation wastewater
Reselection and magnetic
Waste water
1 pH 6～9 6～9 6～9 6～9 6～9
Total wastewater discharge from enterprises
2 Suspension 50 50 60 50 100
3 Chemical Oxygen Demand (CODcr) - - 50 - 70
4 ammonia nitrogen - - 8 - 15
5 total nitrogen 15 15 20 15 25
6 Total phosphorus 0.3 0.3 0.3 0.3 0.5
7 Petroleum 3.0 3.0 5.0 3.0 10
8 total zinc 1.0 - 1.0 1.0 2.0
9 total copper 0.3 - 0.3 0.3 0.5
10 total manganese 1.0 - 1.0 1.0 2.0
11 total selenium 0.05 - 0.05 0.05 0.1
12 total iron 5.0 - - - 5.0
13 Sulfide 0.3 0.3 0.3 0.3 0.5
14 Fluoride 8.0 8.0 8.0 8.0 10
15 total mercury 0.01
Workshop or production facility
Wastewater discharge
16 total cadmium 0.05
17 total chromium 0.5
18 hexavalent chromium 0.1
19 total arsenic 0.2
20 total lead 0.5
21 total nickel 0.5
22 Total 铍 0.003
23 total silver 0.2
Unit product base
Quasi-discharge
(m3/t ore)
Mining - displacement measurement location
Monitoring with pollutants
Controlled position with the same dressing 2.0
4.1.5 For the discharge of sewage containing radioactive materials, in addition to the implementation of this standard, it shall also comply with the provisions of GB 18871-2002.
4.1.6 The discharge of mining water pollutants is based on the measured concentration as the basis for determining whether the emissions meet the standards. Concentration of mineral water pollutants
The limit applies to the case where the actual displacement of the unit product is not higher than the unit discharge of the unit product. If the actual displacement of the unit product
Exceeding the unit product displacement, the measured water pollutant concentration shall be converted into the reference discharge of water pollutant according to formula (1).
Emission concentration, and the discharge concentration of water pollutants as the basis for determining whether the emission is up to standard. Product output and row
The water volume statistics cycle is one business day.
Production of two or more products at the same time in the production facilities of the enterprise, applicable to different emission control requirements or pollution in different industries
In the case of dye discharge standards and the discharge of sewage from production facilities, the emission standards shall be implemented.
Strict concentration limits, and according to formula (1), the water pollutants reference discharge discharge concentration.
Base = ρρ ×∑ iiQ
(1)
In the formula.
Base ρ - water pollutant baseline discharge discharge concentration, mg/L;
Total Q -- the total amount of measured drainage, m3;
iY -- the output of a certain product, t;
Base iQ - the base product displacement of a product, m3/t;
Real ρ -- measured water pollutant concentration, mg/L.
If the ratio of total Q to ∑ iiQY is less than 1, then the measured concentration of water pollutants is used as the basis for determining whether the emission is up to standard.
according to.
4.2 Air Pollutant Emission Control Requirements
4.2.1 From October 1,.2012 to December 31,.2014, existing enterprises implement the air pollutants listed in Table 4
Release limit.
Table 4 Limits of atmospheric pollutant emission concentration of existing enterprises
Unit. mg/m3
Pollutant project production process or facility limit pollutant emission monitoring position
Ore transport, reloading, mining, crushing, screening, 50 workshops or production facilities exhausts
4.2.2 As of January 1,.2015, existing enterprises will implement the atmospheric pollutant emission limits specified in Table 5.
4.2.3 As of October 1,.2012, new enterprises will implement the air pollutant emission limits specified in Table 5.
Table 5 Limits of atmospheric pollutant emission concentration of newly-built enterprises
Unit. mg/m3
Pollutant project production process or facility limit pollutant emission monitoring position
Ore transport, reloading, mining, crushing, screening, 20 workshops or production facilities exhausts
4.2.4 According to the requirements of environmental protection work, the density of land development has been high, and the environmental carrying capacity has begun to weaken, or
Areas with small environmental capacity, fragile ecological environment, and prone to serious environmental pollution problems requiring special protection measures,
The company should strictly control the pollutant discharge behavior of enterprises, and the enterprises in the above regions shall implement the special discharge of atmospheric pollutants as specified in Table 6.
Limit.
The geographical scope and time for the implementation of special emission limits for atmospheric pollutants shall be administered by the administrative department of environmental protection of the State Council or the province.
Level people's government regulations.
Table 6 Special emission limits for atmospheric pollutants
Unit. mg/m3
Pollutant project production process or facility limit pollutant emission monitoring position
Ore transport, reloading, mining, crushing, screening of particulate matter concentrator 10 workshop or production facility exhaust
4.2.5 Unorganized emissions of corporate air pollutants shall be subject to the limits specified in Table 7.
Table 7 Unconformity emission limits of atmospheric pollutants in existing and new enterprises
Unit. mg/m3
Contaminant project production process or facility limit
Particulates concentrating plant, dumping site, waste rock yard, tailings pond 1.0
4.2.6 Environmental protection in charge of supervision in the production process of the existing enterprise production and construction projects completed and accepted
The administrative department shall monitor the ambient air quality in sensitive areas such as residential, teaching, medical and other uses. Construction
The specific monitoring scope of the project is the surrounding sensitive area determined by environmental impact assessment; the existing enterprise that has not conducted environmental impact assessment
Industry, the scope of monitoring is the environmental protection administrative department in charge of supervision, according to the characteristics and laws of corporate sewage discharge and local self-
However, factors such as meteorological conditions are determined by reference to the relevant environmental impact assessment technical guidelines. Local governments should respond to the environmental quality of their jurisdiction
Responsible for taking measures to ensure that environmental conditions meet environmental quality standards.
4.2.7 The production process equipment for generating atmospheric pollutants must establish a local gas collection system and a centralized purification treatment device.
Standard emissions. All exhaust cylinders should be at least 15m high. When there is a building within a radius of.200m around the exhaust pipe, the exhaust pipe is high
The degree should also be higher than the highest building by more than 3m.
4.2.8 Before the national standard for the production of unit product is not specified, the measured concentration is used to determine the emission of atmospheric pollutants.
No basis for compliance.
5 Pollutant monitoring requirements
5.1 General requirements for pollutant monitoring
5.1.1 Sampling of waste water and waste gas from enterprises shall be monitored according to the type of pollutants monitored.
Locations, with wastewater and waste gas treatment facilities, should be monitored after treatment facilities. Must be set at the pollutant discharge monitoring position
Permanent drain outlet sign.
5.1.2 Requirements for the installation of automatic monitoring equipment for pollutant discharge in newly built enterprises and existing enterprises, in accordance with relevant laws and
Implementation of the Measures for the Administration of Dynamic Monitoring.
5.1.3 The frequency, sampling time and other requirements for monitoring the discharge of pollutants of ent...
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