Air Toxics Emissions Inventory Protocol for the Great Lakes States

Table of Contents

Abbreviations and Acronyms

1.0 - INTRODUCTION

• 1.1 Background
• 1.2 Goal of the Regional Inventory Development Effort
• 1.3 Purpose of the Protocol
• 1.3.1 Key Elements of the Protocol
• 1.3.2 Inventory Quality Issues
• 1.4 Uses of the Regional Inventory
• 1.5 Evolution of the Protocol
• 1.6 Definitions
• 1.7 Organization of the Protocol

2.0 - RESPONSIBILITIES AND PROCEDURES

• 2.1 Responsibilities
• 2.1.1 State Responsibilities
• 2.1.2 GLC Responsibilities
• 2.1.3 GLNPO Responsibilities
• 2.1.4 Joint Responsibilities
• 2.2 Procedures for Resolving Issues

3.0 - SOURCE IDENTIFICATION AND CATEGORIZATION

• 3.1 Compounds of Interest
• 3.1.1 Identification of Target Compounds
• 3.1.2 Procedures to Revise List of Target Compounds
• 3.2 Source Coding Systems
• 3.2.1 SIC Codes
• 3.2.1.1 Description
• 3.2.1.2 Requirements for Use
• 3.2.2 SCCs and AMS Codes
• 3.2.2.1 SCCs
• 3.2.2.2 AMS Codes
• 3.2.2.3 Requirements for Use
• 3.2.3 Obtaining SCC and AMS Codes
• 3.3 Identifying Possible Target Compounds Emission Sources
• 3.4 Information Sources for Identifying Facilities

4.0 AIR TOXIC EMISSION ESTIMATION

• 4.1 General Items To Be Addressed
  • 4.1.1 Level of Detail in the Regional Inventory
  • 4.1.2 Regional Inventory Update Frequency
  • 4.1.3 Use of Facility and Area Emission Calculation Approaches
  • 4.1.4 Data Organization
• 4.2 Specific EETs
  • 4.2.1 Available EETs4
  • 4.2.2 Specific Emission Estimation Requirements
• 4.3 Overall Inventory Development
• 4.3.1 Facility and Area Source Reconciliation
• 4.3.2 Use of Information in Existing State Databases and AIRS
• 4.3.3 Incorporating Emissions Control
• 4.3.4 Activity and Emission Units
• 4.3.5 Scale-Up for Missing Sources
• 4.3.6 Work Breakdown of Tasks Common to All EET Categories
• 4.4 General Discussion of Each EET
• 4.4.1 Mass Balance
• 4.4.2 Source-Specific and FIRE Emission Factors
  • 4.4.2.1 Generic Emission Factors
  • 4.4.2.2 Source-Specific Emission Factors
• 4.4.3 Speciation of PM or VOC Using a Generic or Source-Specific Profile
• 4.4.3.1 Generic Speciation Profiles
• 4.4.3.2 Source-Specific Speciation
• 4.4.4 Extrapolation
• 4.4.5 Engineering Calculations
• 4.4.6 Direct Measurement
• 4.4.7 Process Simulation Software
• 4.4.8 On-Road Motor Vehicle Methods
• 4.5 Activity Data Generation Methods
  • 4.5.1 Direct Acquisition of Readily Available Activity Data
  • 4.5.2 Acquisition of Activity Data by Survey
  • 4.5.3 Calculation of Activity Data
• 4.6 Documentation Requirements
  • 4.6.1 Completeness
  • 4.6.2 Methods
  • 4.6.3 References
  • 4.6.4 Sample Calculations
  • 4.6.5 Supporting Data
• 4.7 Temporal Variation Data
• 4.8 Examples of Calculations Using the EETs
  • 4.8.1 Examples Using Mass Balance with a Single Component
  • 4.8.2 Examples Using Emission Factors
  • 4.8.3 Examples Using Engineering Calculations
• 4.9 Example Calculations Using Ideal Gas Relationships

5.0 - PREPARATION OF THE REGIONAL INVENTORY

• 5.1 Compiling and Updating the Regional Air Toxics Emissions Inventory
• 5.2 Uploading into AIRS
• 5.3 Maintaining RAPIDS Reference Tables
• 5.3.1 Description of Reference Tables Contained in RAPIDS
• 5.3.2 Reference Table Maintenance
• 5.3.2.1 Updating/Converting the FIRE/GLC Data Files for Upload Into RAPIDS
• 5.3.2.2 Updating the SCC-AMS/Emittant Association Reference

6.0 - QUALITY ASSURANCE/QUALITY CONTROL OF EMISSIONS DATA AND ESTIMATES

7.0 AUTOMATED TOOLS AVAILABLE FOR DEVELOPING THE REGIONAL INVENTORY

• 7.1 RAPIDS
  • 7.1.1 Initial Version of RAPIDS (Version 1.0)
  • 7.1.2 Full RAPIDS Implementation (Version 2.0)
  • 7.1.3 Structure and Contents of RAPIDS
• 7.2 Emission Factor Tools
  • 7.2.1 FIRE and FIRE/GLC
  • 7.2.2 Mobile5a
• 7.3 Source-Specific Emission Estimation Tools
  • 7.3.1 Water and Wastewater Treatment Emissions Models
  • 7.3.2 Landfill Air Emissions Estimation Model (LAEEM)
  • 7.3.3 TANKS
• 7.4 Spatial Analysis Tools

8.0 REFERENCES

• 8.1 Bibliography of Useful Information for Estimating Emissions
• 8.2 References Cited

APPENDIX A
QUALITY ASSURANCE/QUALITY CONTROL (QA/QC) PLAN

• QA/QC Table of Contents

LIST OF FIGURES

1-1 Basic Concepts
SCC Request Form
3-2 SCC Assignment Process
4-1 Major Steps and Checkpoints in the Regional Inventory Development Effort
4-2 Structure of RAPIDS Database
4-3 Excerpt from SPECIATE Database
5-1 Simplified Flow Chart of Inventory Development Using RAPIDS
6-1 Summary of Toxic Emissions Inventory QA/QC Process
7-1 Initial Version of RAPIDS
7-2 Full RAPIDS Implementation
7-3 Overview of RAPIDS

LIST OF TABLES

1-1 List of Target Compounds, Regional Air Toxic Emission Inventory Project
3-2 Summary Table of Pollutants/Source Associations in Expanded Source Summary Database
4-1 Regional Inventory Update Frequency
4-2 Emission Calculation Method Codes
4-3 Emissions Estimation Techniques to be Used for GLC Regional Toxic Air Pollutant Inventory by Source Type
4-4 Work Breakdown Structure - General Requirements for GLC Emissions Data Development
4-5 Work Breakdown Structure - Mass Balance Emission Estimation Technique
4-6 Work Breakdown Structure - Emission Factor Emission Estimation Technique
4-7 Work Breakdown Structure - Generic Speciation Emission Estimation Technique
4-8 Work Breakdown Structure - Engineering Calculation Estimation Technique
4-9 Urban Diesel Particulate Emission Factors - National Fleet Averages
4-10 Assignment of Speciation Profiles by Vehicle Class
4-11 Work Breakdown Structure - On-Road Motor Vehicle Methods
4-12 Activity Data Information Sources
4-13 Work Breakdown Structure - Acquisition of Readily Available Activity Data
4-14 Work Breakdown Structure - Acquisition of Activity Data by Survey
4-15 Work Breakdown Structure - Calculation of Activity Data
4-16 Sources/Devices/Processes Having Significant Seasonal Variables