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  • Guidance on Emission Factors for the Mining Industry

    Guidance on Emission Factors for the Mining ... particulate matter emission factors based on typical site characteristics and the requirements of Nevada Administrative Code. This effort is intended to provide a transparent and consistent ... aggregate facilities. use of AP These emission factors apply to the truck or front-end loader

  • 文件大小: 859KB
  • AP-42: Compilation of Air Emissions Factors Air ...

    Compilation of Air Pollutant Emissions FactorsAP 42 Listing of Supplements and Updates.Older editions of AP-42, Volume 1AP-42, Compilation of Air Pollutant Emissions Factors, has been published since 1972 as the primary compilation of EPA's emissions factor information. It contains emissions factors and process information for more than 200 air pollution source categories. A source category is a specific industry sector or group of similar emitting sources. The emissions factors have been developed and compiled from source test data, material balance studies, and engineering estimates. The Fifth Edition of AP-...
  • 11.19.1 Sand And Gravel Processing - US EPA

    emissions from industrial sand and gravel processing are presented in Table 11.19.1-2 (metric and English units). Although no emission factors are presented for construction sand and gravel processing, emission factors for the crushing, screening, and handling and transfer operations associated with stone

  • AP-42 Section 11.19.2 Crushed Stone Processing and ...

    Available data indicate that PM-10 and PM-2.5 emissions from limestone and granite processing operations are similar. Therefore, the emission factors developed from the emissions data gathered at limestone and granite processing facilities are considered to be representative of typical crushed stone processing operations. Emission factors for ...

  • 文件大小: 101KB
  • AP42 13.2.4 Aggregate Handling And Storage Piles

    13.2.4-6 EMISSION FACTORS 11/06 10. Chicago Area Particulate Matter Emission Inventory — Sampling And Analysis, EPA Contract No. 68-02-4395, Midwest Research Institute, Kansas City, MO, May 1988. 11. Update Of Fugitive Dust Emission Factors In AP-42 Section 11.2, EPA Contract No. 68-02-3891, Midwest Research Institute, Kansas City, MO, July ...

  • 11.12 Concrete Batching - US EPA

    controlled PM-10 emission factor was developed from only Reference 10. e Emission factors were developed by using the AP-42 Section 13.2.4, Aggregate and Sand Transfer Emission Factors in conjunction with the ratio of aggregate and sand used in an average yard3 of concrete.

  • 文件大小: 694KB
  • Particulate Matter (PM) Emission Factors For Processes ...

    Particulate Matter (PM) Emission Factors For Processes/Equipment at Asphalt, Cement, Concrete, and Aggregate Product Plants October 2019 This document provides emission factors for estimating total suspended particulate matter (PM) emissions (not PM 10) for individual emission source at aggregate (sand and gravel), brick and

  • Air Emissions Factors and Quantification US EPA

    Air Emissions Factors and Quantification Emissions factors are tools for building emissions inventories, guiding air quality management decisions and developing emissions control strategies. This technical website provides current information on these tools and provides support for using them.

  • AP 42, Fifth Edition, Volume I - US EPA

    Errata - January 3, 2007: Table 11.18-4 has been updated. The sulfur dioxide emission factor was shown as 0.087 lb/ton of total feed charged. The conversion was incorrect. The factor was corrected to 0.87 lb/ton. Background Document (PDF 128K) 11.19: Introduction to Construction and Aggregate

  • AP-42: Compilation of Air Emission Factors Air Emissions ...

    Compilation of Air Pollutant Emission FactorsAP 42 Listing of Supplements and Updates.Older editions of AP-42, Volume 1AP-42, Compilation of Air Pollutant Emission Factors, has been published since 1972 as the primary compilation of EPA's emission factor information. It contains emission factors and process information for more than 200 air pollution source categories. A source category is a specific industry sector or group of similar emitting sources. The emission factors have been developed and compiled from source test data, material balance studies, and engineering estimates. The Fifth Edition of AP-42 w...
  • Nonmetallic Mining Air Emissions Guidance for the ...

    the January 1995 AP-42 reference to calculate the emission factors for equipment in the nonmetallic mining industry. Although the DNR still believes that the July, 1994 version of Section 11.19.2 of AP-42 contains a more accurate assessment of particulate matter emissions from nonmetallic mining equipment, DNR has agreed to compromise and use the

  • Basic Information of Air Emissions Factors and Quantification

    AP 42, Compilation of Air Pollutant Emission Factors and the WebFIRE database should be checked for more current emissions factors. Emissions Factors Related Resources These resources contain information developed by the U.S. EPA or by outside parties which have undergone limited EPA and external review and are felt to be potentially useful ...

  • Emission Estimation Technique Manual

    PM Sand, aggregate stockpile Elevated storage silo PM Front end loader, clam shell crane, belt conveyor or bucket elevator PM Elevated storage bins Particulate Matter (PM) Water Weigh hoppers Water PM Truck mixed product PM Mixer PM PM Open bed dump truck Agitator truck PM Figure 1. Basic Process Steps for Concrete Batching (Source:USEPA AP-42 ...

  • Pits and quarries reporting guide - Canada.ca

    The emission factors employed for Particulate Matter emission from conveyor belt transfer points (where a stream of material makes an abrupt change in direction or elevation) are presented in table 11.19.2-1, U.S. EPA Fifth Edition, Volume I Chapter 11, Mineral Products Industry, section 11.19.2, Crushed Stone Processing and Pulverized Mineral ...

  • Emission Factor - an overview ScienceDirect Topics

    (Emission factors from Chapter 1.4 (Table 1.4-1) of the US EPA's AP-42 Compilation of Air Pollutant Emission Factors may also be used to calculate emissions from process heaters.) b You may also use the US EPA Tanks 4.0 software to estimate emissions from tank storage.

  • Pm 10 Emission Factors For A Stone Crushing Plant Transfer ...

    Ap 42 emissions factors pm aggregate mining putzse ap 42 dust emission for crushing plant blueberry pastries ap 42 dust emission for crushing plant solutions list barite processing plant basalt stone processing plant bauxite processing plant calcite mining and processing plant carbon grinding plant clay processing plant coal conveyor belt.

  • Potential To Emit Calculator for Concrete Batch Plants

    Potential To Emit Calculator for Concrete Batch Plants 5/22/2018 Controlled Emissions from Concrete Batch Mix Materials Handling - Criteria Pollutants Emission Factor (lb/ton) Potential to Emit Emission Factor (lb/yard) PM 2.5 emission factors are from AP-42, Chapter 11.12, Concrete Batching, Background Document, Table 17.1. (June 2006)

  • APPENDIX C AIR QUALITY IMPACT ASSESSMENT

    A conservative emission factor for construction activity operations is 1.2 tons of total suspended particulates (TSP) per acre per month. This emission factor is not directly applicable for particulate matter of 10 microns or less in size (PM10) emissions; therefore, PM10 emission estimates, which are assumed to equal TSP emissions, will

  • Emission Factors PM2.5 fraction of PM10

    EMISSION FACTORS PM 2.5 fractions of PM 10 AQ-EF08 2 Revised 8/1/11 Emission Unit Fuel Controls % PM 2.5 of PM 10 Source of % PM 2.5 Smelt dissolving tank None 83 v AP-42 Table 10.2-6 Smelt dissolving tank Packed tower 89v AP-42 Table 10.2-6 Smelt dissolving tank Venturi scrubber 91v AP-42 Table 10.2-7 Asphalt dryer/hot screens/mixer

  • APPENDIX D Air Quality Calculations

    5 equipment. The emission factors can be calculated using the methodology found in Section 11.12 of AP-42. Table AQ-3 presents the emission factors for the concrete batching operations. The cement unloading and truck loading points have air emission controls applied to them.

  • WebFire Search US EPA

    Welcome to WebFIRE. WebFIRE is the EPA's online database that contains emissions factors for criteria and hazardous air pollutants (HAP) for industrial and non-industrial processes and multiple reports submitted to the EPA using the Compliance and Emissions Data Reporting Interface (CEDRI) in response to regulatory requirements under Parts 60 and 63 of Title 40 of the U.S. Code of Federal ...

  • New and Revised Emissions Factors for Flares and ... - US EPA

    As listed above, we have developed seven new emissions factors and one revised emissions factor in AP-42 based on our review of approximately 200 test reports collected during the 2011 Refinery ICR, development of a peer-reviewed study on Parameters for Properly Designed and Operated Flares, and data submitted during the public comment period.

  • 2007 Area Source Emissions Inventory Methodology

    2. The processing PM 10 emission factor of 0.015416 lbs PM 10 per ton of material processed is based on an average sand and gravel operation. (See Table 4) Calculate Emissions : Emissions of PM 10 from non-permitted sand and gravel processing facilities is calculated as follows: Step 1. Calculate Processing PM 10 Emissions. year tons of PM ...

  • Particulate Matter (PM) Emission Calculations

    Emission Calculation Using AP-42 Emission Factor •PM Actual Screening Emissions •Amount of product run through the screen for the year: 150,000 tons/yr •Emisisons Rate for screening (controlled with wet suppression): 0.0022 lb/ton PM •150,000 ton/yr x 0.0022 lb/ton = 330 lb/yr •330 lb/yr / 2000 lb/ton = 0.165 ton/yr PM emissions

  • APPENDIX C AIR QUALITY IMPACT ASSESSMENT

    A conservative emission factor for construction activity operations is 1.2 tons of total suspended particulates (TSP) per acre per month. This emission factor is not directly applicable for particulate matter of 10 microns or less in size (PM10) emissions; therefore, PM10 emission estimates, which are assumed to equal TSP emissions, will

  • Emission Factors PM2.5 fraction of PM10

    EMISSION FACTORS PM 2.5 fractions of PM 10 AQ-EF08 2 Revised 8/1/11 Emission Unit Fuel Controls % PM 2.5 of PM 10 Source of % PM 2.5 Smelt dissolving tank None 83 v AP-42 Table 10.2-6 Smelt dissolving tank Packed tower 89v AP-42 Table 10.2-6 Smelt dissolving tank Venturi scrubber 91v AP-42 Table 10.2-7 Asphalt dryer/hot screens/mixer

  • APPENDIX D Air Quality Calculations

    5 equipment. The emission factors can be calculated using the methodology found in Section 11.12 of AP-42. Table AQ-3 presents the emission factors for the concrete batching operations. The cement unloading and truck loading points have air emission controls applied to them.

  • WebFire Search US EPA

    Welcome to WebFIRE. WebFIRE is the EPA's online database that contains emissions factors for criteria and hazardous air pollutants (HAP) for industrial and non-industrial processes and multiple reports submitted to the EPA using the Compliance and Emissions Data Reporting Interface (CEDRI) in response to regulatory requirements under Parts 60 and 63 of Title 40 of the U.S. Code of Federal ...

  • New and Revised Emissions Factors for Flares and ... - US EPA

    As listed above, we have developed seven new emissions factors and one revised emissions factor in AP-42 based on our review of approximately 200 test reports collected during the 2011 Refinery ICR, development of a peer-reviewed study on Parameters for Properly Designed and Operated Flares, and data submitted during the public comment period.

  • 2007 Area Source Emissions Inventory Methodology

    2. The processing PM 10 emission factor of 0.015416 lbs PM 10 per ton of material processed is based on an average sand and gravel operation. (See Table 4) Calculate Emissions : Emissions of PM 10 from non-permitted sand and gravel processing facilities is calculated as follows: Step 1. Calculate Processing PM 10 Emissions. year tons of PM ...

  • Particulate Matter (PM) Emission Calculations

    Emission Calculation Using AP-42 Emission Factor •PM Actual Screening Emissions •Amount of product run through the screen for the year: 150,000 tons/yr •Emisisons Rate for screening (controlled with wet suppression): 0.0022 lb/ton PM •150,000 ton/yr x 0.0022 lb/ton = 330 lb/yr •330 lb/yr / 2000 lb/ton = 0.165 ton/yr PM emissions

  • AP 42 Compilation of Air Pollutant Emission Factors ...

    History. The AP 42 Compilation of Air Pollutant Emission Factors is a compilation of emission factors of air pollutants, in other words numbers which relate the quantity of a pollutant released into the ambient air with a certain activity.This compilation was first compiled and published by the US Public Health Service in 1968. In 1972, it was revised and issued as the second edition by the US ...

  • Estimating Particulate Matter Emissions From Construction ...

    EPA Contract No. 68-D7-0068 Work Assignment No. 2-09 ERG No. 0101-01-009 ESTIMATING PARTICULATE MATTER EMISSIONS FROM CONSTRUCTION OPERATIONS FINAL REPORT Prepared for: Emission Factor and Inventory Group Office of Air Quality Planning and Standards U.S. Environmental Protection Agency Research Triangle Park, North Carolina 27711 Prepared by:

  • Compilation of Air Pollutant Emission Factors

    Recently, EPA revised AP-42 Section 13.2.2, which contains emission factor information related to the unpaved road source category. Significantly, the recent revisions to that section changed the equation for estimating particulate matter emissions for unpaved roads creating a variable between filterable particulate matter and PM10 emissions ...

  • Air Reporting System (ARS) Calculations

    1. Emission factors developed by the facility through emission testing or some other scientific means. 2. Emission factors developed by the United States Environmental Protection Agency based on testing data completed on similar operations in the United States. 3. Emission factors developed by material balances and through engineering judgment.

  • Air Emission Factors for Metals Finishing Operations

    The use of emission factors is well documented and typically use of such factors is straight forward. The introduction of US EPA AP-42 emission factors provided a limited range of usable emission factors. Presently, US EPA AP-42 and other emission factors exist

  • WebFire Search US EPA

    Detailed Emission Factor Search. Enter one or more search criteria then "Submit Search." Source Classification Codes should be entered without dashes. Description levels 1 through 4 should be selected in order. Be careful about limiting your search too much with descriptions, control codes and pollutants.

  • coal processing plant fugitive dust emission factors coal ...

    coal processing plant fugitive dust emission factors coal. coal processing plant fugitive dust emission factors coal storage AP42 13.2.4 Aggregate Handling And Storage Piles Improved Emission Factors For Fugitive Dust From Western Surface Coal Mining Sources, 2 Volumes, EPA Contract No. 68-03-2924, PEDCo Environmental, Kansas City, MO, and Midwest Research Institute, Kansas City, MO,

  • DETROIT BULK STORAGE, INC. EMISSIONS SPREADSHEET

    PM 2.5 Emission Rate PM 10 Emission Rate mi Trucks/day Trips/truck VMT/day % lb/day lb/day 2-Way Haul Road 0.08 19 2 2.99 90 0.0471 0.3329 1-Way Haul Road 0.12 19 1 2.20 90 0.0348 0.2458 Paved Haul Roads E= particulate emissions factor, (lb/day)/mi Particulate Emissions Factor,

  • APPENDIX A—TECHNICAL SUPPLEMENTS

    of Air Pollutant Emission Factors, Volume I: Stationary Point and Area Sources (publication number AP-42), continually updated. Internal Combustion Engines . Expected Contaminants . Reported engine emissions should include all of the following: • PM (contaminant code . 10000) • PM. 10 (contaminant code . 20000) • PM. 2.5 (contaminant code ...

  • AGGREGATE TRANSFER POINTS - SanDiegoCounty.gov

    Emission Factors The PM10 emission factors specified above are based on the controlled and uncontrolled conveyor transfer point emission factors listed in Table 11.19.2-2 of Section 11.19.2 of AP-42 (1/95). The TSP factor was derived using the ratio of particulate size multipliers in 13.2.4 of AP-42 (1/95) and the PM10 factors;

  • EIQ Form 2.8 Storage Pile Worksheet Instructions for Form ...

    [3-A-3] Activity PM 10 Emission Factor - To calculate the Activity PM 10 emission factor, add the Load In/Load Out Component (3-A.1), and Vehicle Activity Component (3-A.2) together and enter the result in block 3.A.3 of this form. When using this worksheet, always express the units as pounds of PM 10 emitted per ton of aggregate stored in piles.

  • Road dust emissions from unpaved surfaces: guide to ...

    Guidance on Estimating Road Dust Emissions from Industrial Unpaved Surfaces- To provide facilities guidance on how to report road dust emissions from unpaved surfaces to the National Pollutant Release Inventory (NPRI). An Unpaved Industrial Road Dust Calculator and Unpaved Road Dust Calculation Flowchart come with this guidance in order to perform and to explain the method of

  • Appendix 4.2 - Emission Calculation of Concrete Batching ...

    a Relative ratios in AP-42 Section 13.2.2 and 13.2.4 indicate that TSP emission factors may be estimated by multiplying PM-10 by 2.1. Emission for Particles from Aggregate Stock Pile Referring to (AP-42, Section13.2.4, 1/95 Edition) the aggregate storage piles can be calculated.

  • US EPA -DUST SUPPRESSION ON WYOMING'S COAL MINE

    Other studies have fourd similar emission results. Flocchini et al.(1994) sugg that reducing vehicle travel speeds on unpaved roads from 40km/hr to 24 km/hr redi PM ,0 emissions by 42 + 35*7 The Environmental Protection Agency, reporting in Compilation of Air Pollutants Emission Factors Volume 1 Ch 13. AP-42 < 19981. found that emission of ...

  • Emission Factors 1 - Ning

    Midwest Research Institute used this method to determine wind erosion emission factors in three western surface coal mines of USA in the 1979-80 period(5). 3. Total Suspended Particulate Matter versus PM-10 and PM-2.5 Particulates The air pollutant of interest in the mining region is suspended particulate matter (SPM).

  • Emission Calculation Spreadsheets

    These spreadsheets use emission factors from the latest version of EPA's AP-42 Volume 1 for Stationary Sources. Emission test results may provide more accurate emission estimates and should be considered for use.

  • Reporting 2019 Annual Emissions - Maricopa County,

    aggregate emissions • Keep EUs in the facility tree • Create one EU ... PM10 Particulate matter less than 10 microns in diameter ... 4.AP-42 Emission Factors 5.Emissions estimates should be calculated by equivalent methods supported by back-up documentationthat will

  • Particulate Emission Factors for Blasting Operations and ...

    The emission factors developed from these tests were, in all instances, lower than those emission factors in use by federal and state environmental agencies. Coal slag and sand were determined to have relatively higher emissions that other abrasive in all size ranges. Copper slag, garnet and hematite were shown to have the lowest emission factors.

  • TCEQ - Emission Calculations for Petroleum Coke Facilities

    The emissions resulting from the storage and transfer of petroleum coke can be calculated by using the AP-42 emission factors and equations for aggregate handling and storage piles. Aggregate Handling and Storage Piles . Total dust emissions from aggregate storage piles result from several distinct source activities within the storage cycle: 1.

  • Coal mine particulate matter control best practice

    Coal mine particulate matter control best practice – site specific determination guideline 3 Abbreviations and definitions USEPA AP42 emission estimation techniques – all of the following: USEPA (1995), AP 42, fifth edition, Compilation of air pollutant emission factors, volume 1: stationary point and area sources, Technology Transfer Network −

  • Application for Permit to Construct

    The mining area is located three miles north from the plant and is not contiguous or adjacent to the ... because the total aggregate heat input from all equipment does not exceed 10 ... • Combustion emissions are uncontrolled and estimated by AP-42 emission factors. /PM!;!; CO ...

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    The materials of processing: *

    • Granite
    • Limestone
    • Basalt
    • Pebble
    • Gravel
    • Gypsum
    • Marble
    • Barite
    • Quartz
    • Dolomite
    • Gold Ore
    • Copper ore
    * *

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