Final 

Massachusetts State Implementation Plan

To Demonstrate Attainment of the National Ambient Air Quality Standard
for Ozone

January 31, 2008



This page intentionally left blank Massachusetts State Implementation
Plan 

To Demonstrate Attainment of the National Ambient Air Quality Standard
for Ozone

Table of Contents

TABLE OF CONTENTS 									ii

LIST OF FIGURES AND TABLES								viii

LIST OF APPENDICES									x

REFERENCES										xii

ACRONYMS AND ABBREVIATIONS							xiv

										Section Page

									

Section 1 	Introduction and Background  			

Summary and Purpose of Document						1

Ozone Formation and Health Impacts					2

1-Hour Ozone NAAQS							2

8-Hour Ozone NAAQS							2

1.5		MA 8-Hour Ozone NAAQS Compliance					2

Section 2	Emissions Inventories 

Purpose of Section								1	

2002 Base Year Inventory Pollutants						1

2008 and 2009 Projected Inventories						1

2012 Projected Inventory							2

Emissions Inventory Trends							3

Section 3 	Control Measures  

Purpose of Section								1

Post-2002 Emissions Reductions 						1

	MA 1-Hour Ozone Standard Control Measures			1

3.1.2			New MA Control Measures 						2	

3.1.3			Emissions from States Upwind of MA				2

Federal “On-the-Way” On-Road Mobile Source Measures			3

3.2.1			Tier 2/Fuel Standards							3

3.2.2			Heavy-Duty Engine and Fuel Standards				3

3.3		Federal “On-the-Way” Non-Road Mobile Source Measures 		3

3.3.1			Non-Road Diesel Engine and Fuel Standards				4

3.3.2			Non-Road Spark Ignition (Gasoline) Engine and Fuel Standards	4

3.3.3			Marine Diesel Engine Standards					5

3.3.4		New Federal Portable Fuel Containers (PFCs) Regulation			5

3.4		Massachusetts “On-the-Way” Control Measures  				5

3.4.1			Low Emission Vehicle Program (LEV)				5

3.4.2			NOx Budget Program							6

3.5		Massachusetts New or Revised Regulations 					6

MA Clean Air Interstate Rule (CAIR)  				7

RACT Measures 							7

Consumer Products and AIM Coatings				8

Adhesives and Sealants						8

Effective Date of Control Measures and Estimated Reductions  	8 

Section 4 	Reasonable Further Progress Demonstration  

Purpose of Section								1

Reasonable Further Progress Requirements and Methodology		1

2002 RFP Adjusted Base Year Inventory					2

Target Level of Emissions							4

2008 Projected Emissions Inventory						5	

4.5.1			Stationary Point Sources						

Area Sources									

On-Road and Non-Road Mobile Sources				

4.6		Summary									6

Section 5 	Attainment Demonstration 

Purpose of Section								1

								                                                                
                

5.2		Ozone Conceptual Model  							2	                              

5.2.1 		Conceptual Description for Ozone Episodes in Massachusetts	    	
           

5.2.2 		Geographical Considerations						            

5.2.3 		Transport									                                              
                                          

5.2.4 		Primary Meteorological Regimes for Massachusetts		            	 

5.3		OTC Modeling Protocol							5	

5.3.1		Modeling Protocol (2003)								

5.3.2 		Modeling Protocol (2006)								

5.4. 		Review of 2002 Ozone Episodes						5			

5.4.1 		Episode Selection Criteria							            

5.4.2 		OTR Modeling Domain Episode Selection Procedure			              

5.5 		Modeling Domain								6								                                  
                                               

5.5.1 		Description								            

5.5.2 		Horizontal Grid Size							            

5.5.3 		Number of Vertical Layers						             

5.6		Photochemical Grid Modeling System					7						            

5.6.1 		Photochemical Modeling System						          

5.6.2 		CMAQ Modeling System Codes						         

5.6.3 		CMAQ Model Setup for the OTR Domain		            	          				
		

5.7		 Meteorological Modeling System							           

5.7.1		 MM5 Meteorological Model 								          

5.7.2 		 MM5 Meteorological Fields				          	

5.7.3 		 MM5 Model Performance							         

5.8		 Biogenic Emissions								10							 	          

5.8.1 		 BEIS Modeling System							          

5.8.2 		 OTR Modeling Domain Biogenic Emissions				          

5.9		Boundary and Initial Conditions         					11                    
                                                         

5.9.1 		Generation of Boundary Conditions                               
                                   

5.9.2 		OTR Modeling Domain Boundary and Initial Conditions             
                   

5.10   		CMAQ Emission Files for 2002						11		   			                   
  

5.10.1 		Regional Planning Organization Emission Inventories for 2002	  
 	11      

5.10.2 		MANE-VU Emission Inventory for 2002				          

5.10.3 		Emission Files for the OTR Domain                              
                                 

5.10.3.1           MANE-VU Emission Files for 2002			                   
  

5.10.3.2           CENRAP Emission Files for 2002				          	        
 

5.10.3.3           MRPO Emission Files for 2002 	   			                 
  

5.10.3.4           VISTAS Emission Files for 2002				          	        
 

5.10.3.5           Canadian Emission Files for 2002			                  
   

5.11 		New OTR Control Measures for 2009					14			          

5.11.1              Potential OTR Control Measures for 2009				         


5.11.2              Final OTR Beyond On the Way (BOTW) Control Measures	
           

5.12		CMAQ Emission Files for 2009 with OTR BOTW Control Measures	15	   
                  

5.12.1 		Regional Planning Organization Emission Inventories for 2009	  
       

5.12.2 		MANEVU Emission Inventory with BOTW Control Measures for 2009  
    

5.12.3 		Emission Files for the OTR Domain                              
                                 

5.12.3.1           MANE-VU Emission Files for 2009				          

5.12.3.2           CENRAP Emission Files for 2009				          

5.12.3.4           MRPO Emission Files for 2009			                      

5.12.3.5           VISTAS Emission Files for 2009				          

5.12.3.6           Canadian Emission Files for 2009				           

5.13		Quality Assurance of CMAQ Databases					17				          

5.14		CMAQ Model Simulation for 2002 Base Case				18					          

5.14.1 		CMAQ 2009 Base Case Application					           

5.14.2 		CMAQ Input Files for 2002						          

5.14.2.1           Emission Files for 2002           				          

5.14.2.2           Boundary and Initial Conditions for 2002             
      	         

5.14.2.3           Meteorological Files for 2002               			      
   

5.14.2.4           Photolysis Rates						          

5.14.3              CMAQ Output Files for 2002					                     


5.15		 Performance Evaluation of 2002 Simulation					19			          

5.15.1		 NY DEC Evaluation for OTR Modeling Domain		                    
 

5.15.2 		 CMAQ Spatial Performance in New England States			          

5.15.3 		 CMAQ Model Metrics in New England States			                   
  

5.16 		CMAQ Model Simulation for 2009 Control Strategy			26			         

5.16.1		CMAQ 2009 Application					                      		

5.16.2 		CMAQ Input Files for 2009					                      

5.16.2.1           Emission Files for 2009             				          

5.16.2.2           Boundary and Initial Conditions for 2009             
       	          

5.16.2.3           Meteorological Files for 2009               		       
              

5.16.2.4           Photolysis Rates                                     
             		          

5.16.3 		CMAQ Output Files for 2009                                     
   		          

5.17. 		Predicted Design Values for 2009						27					          

5.17.1		Design Values for 2002 (DVC)      		                            
                 

5.17.2 		Relative Response Factor for 2009 (RRF)		                      
           

5.17.3 		Design Values for 2009 (DVF)			                                
             

5.18		Estimating Design Values at Unmonitored Locations			32				        
 

5.18.1 		Massachusetts Ozone Monitoring Network   	                     
                        

5.18.2 		Future Year Design Values at Unmonitored Locations			          
					   	          

5.19. 		Weight of Evidence								33					          

5.19.1 		Air Quality Trends						         	           

5.19.2 		Emission Trends								          

5.19.3 		Excess Reductions                                              
                                             

2012 Future Year Simulation	

Elevated Ozone Episodes in 2007

					           

5.20		Conclusions									48								           

		

Section 6	Reasonably Available Control Technology (RACT)

Purpose of Section									1

Overview of 1-Hour Ozone Standard RACT						1

Pre-1990 RACT Requirements  							1

1990 Clean Air Act Amendments							1

Massachusetts 1-Hour RACT Compliance  						2

Results of 1-Hour RACT Implementation In MA 					3

8-Hour Ozone Standard RACT Requirements  					5

Required Analysis 									5

Applicable Thresholds  								6

VOC RACT Analysis 								6

6.4.1		CTGs 											7

6.4.2		New CTGs										7

6.4.3		Non-CTG Major VOC Sources 							7

NOx RACT analysis									8

6.5.1		Municipal Waste Combustors								8

6.5.2		NOx Cap-and-Trade Program Sources   						9

RACT Revisions 									10

Solvent Cleaning  									10

Gasoline Dispensing Vapor Control 							10

Asphalt Paving  									11

RACT Conclusions 									12

Section 7	Reasonably Available Control Measures (RACM)

Purpose of Section								1

RACM Analysis Criteria 							1

OTC Regional RACM Analysis						2

Point and Area Source RACM Analysis for MA   				3

Mobile Source RACM							5

MA Congestion Mitigation and Air Quality Projects  			7

Mobile Source RACM Conclusions						7

Overall RACM Conclusions							8

Section 8		Contingency Measures

Purpose of Section 								1

Contingency Requirements							1	

RFP Contingency								1

Attainment Contingency							2

Conclusions									3

Section 9		Transportation Conformity 

Purpose of Section								1

Background									1

Methodology									1

Mobile Source Budgets 							3

 

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List of Figures and Tables 

Section 2	Emissions Inventories

Figure 2.1: Projected Anthropogenic VOC Emission Trends for MA		 

Figure 2.2: Projected Anthropogenic VOC Emission Trends for MA		

Table 2.1: Massachusetts 2002 BY Emissions for 2008, 2009 and 2012	

Section 3	Control Measures

Table CM 1: MassDEP Schedule for Promulgation of Control Measure
Regulations  

Table CM 2: Federal and Massachusetts Post-2002 Control Measures		

Table CM 3:Estimated Reductions From Post-2002 Control Measures	

	

Section 4	Reasonable Further Progress

Table RFP 1: 2002 RFP Adjustment Base Year Inventory 

Table RFP 2: 2008 Target Levels and Reductions Needed (TPSD)

Table RFP 3: 2002 Adjusted Base Year, 2008 Projected Emissions and
Target Level Comparison

Section 5	Attainment Demonstration

Figures

Figure AD1: Eastern and Western Massachusetts Non-Attainment Area			    
                                                             

Figure AD2: July 7, 2002 Ozone and Isobar Maps	                         
              		                                                        
         

Figure AD3: July 31, 2002 Ozone and Isobar Maps                         
                                                   

Figure AD4: OTR Photochemical Grid Modeling Domain (Eastern Modeling
Domain)                                                                 
         

Figure AD5: Regional Haze Regional planning Organizations (RPOs)        
                                                                        
                    

Figure AD6: MM5 Modeling Domains (36 km and 12 km)                      
                                                                        
                        

Figure AD7: Maximum 8-Hour Values on August 8, 2002                     
                                                                        
                          

Figure AD8: July 31, 2002 Ozone and Isobar Maps                         
                                                                        
                                                    

Figure AD7: Eastern and Western Massachusetts Non-Attainment Area		     
                                                                      

Figure AD8: Eastern and Western Massachusetts Non-Attainment Area		     
                                                                      

Figure AD9: Maximum 8-Hour Values on June 21, 2002                      
                                                                        
                           

Figure AD10: Maximum 8-Hour Values on July 18, 2002                     
       		                                                               
            

Figure AD11: Hourly Ozone Values for 2002 Ozone Season                  
                                                                        
                         

Figure AD12: Massachusetts Ozone Monitors for 2002                      
                                                                        
                              

Figure AD13: Design Value Trends in Eastern Massachusetts               
                                                                        
                          

Figure AD14: Design Value Trends in Western Massachusetts               
                                                                        
                         

Figure AD15: Emissions in MA for 2002, 2009 and 2012 BOTW Emission
Scenarios                                                               
             

Figure AD16: Emissions in CT, RI, NY and NJ for BOTW Emission Scenarios 
                            

Figure AD17: NO2 Reductions by Sector between 2009 and 2012             
                                      

Figure AD18: VOC Reductions by Sector between 2009 and 2012  

Figure AD19: Synoptic Pattern for Typical Ozone Episode

Figure AD20: Streamline Analysis on 8/30/07

Figure AD21: Synoptic Pattern on 8/30/07

Figure AD22: Wind Speeds 8/30/07 at 11 AM EDT

Figure AD23: Satellite Photo 8/30/07 

Figure AD24: Max Temperatures 8/3/07

Figure AD25: Wind Vectors 8/3/07 11 EDT

Figure AD26: Satellite Photo 8/3/07

                                        

Tables

Table AD1: MANE-VU 2002 Anthropogenic Emissions (Tons/Year)             
                                

Table AD2: MANE-VU 2009 Anthropogenic Emissions with BOTW Controls
(Tons/Yr) 

Table AD3: Mean Normalized Gross Error and Mean Normalized Bias for MA
Ozone Monitors   

Table AD4: Mean Normalized Gross Error and Mean Normalized Bias for RI
Ozone Monitors       Table AD5: Mean Normalized Gross Error and Mean
Normalized Bias for CT Ozone Monitors     

Table AD6: Mean Normalized Gross Error and Mean Normalized Bias for NH
Ozone Monitors    

Table AD7: Mean Normalized Gross Error and Mean Normalized Bias for VT
Ozone Monitors     

Table AD8: Mean Normalized Gross Error and Mean Normalized Bias for ME
Ozone Monitors    

Table AD9: 2009 Design Values (DVF) in Massachusetts for 2009 BOTW
Emission Scenario       

Table AD10: 2009 Design Values (DVF) in New Hampshire for 2009 BOTW
Emission Scenario  

Table AD11: 2009 Design Values (DVF) in Connecticut for 2009 BOTW
Emission Scenario        

Table AD12: 2009 Design Values (DVF) in Maine for 2009 BOTW Emission
Scenario                  

Table AD13: 2009 Design Values (DVF) in Vermont for 2009 BOTW Emission
Scenario              

Table AD14: 2009 Design Values (DVF) in Rhode Island for 2009 BOTW
Emission Scenario       

Table AD15: MANE-VU Anthropogenic Emissions in Tons/Year for 2002, 2009
and 2012)          

Table AD16: Percent Ozone Reductions at MA Ozone Monitors               
                                      

Table AD17: Design Values in Massachusetts for 2009 and 2012 BOTW
Emissions 

Table AD18: PM 2.5 Concentrations 8/3/07    

Section 6	 RACT

Figure RACT 1: 	MA Stationary Point Source VOC Emission Trends

Figure RACT 2:	MA 2002 VOC Emissions by Source Category

Figure RACT 3: 	MA Stationary Point Source NOx Emissions Trends 

Figure RACT 4: 	MA2002 NOx Emissions by Source Sector

Table RACT 1:  	MassDEP 1-hour Ozone Standard RACT Regulations and
8-Hour Ozone Standard RACT Certification  	

Table RACT 2: 	 MassDEP Single Source 1-Hour Ozone Standard RACT
Determinations and 1-Hour Ozone Standard RACT Certification  

Table RACT 3:  	NOx Allowance Trading Program Sources

Section 7  	RACM  

Table RACM 1:	OTC Recommended Control Measures and MA RACM Analysis

Table RACM 2:	Transportation Control Measures Adopted in EMA and WMA

Section 8 	Contingency Measures

Table CGM 1:		Required Attainment Contingency

Table CGM 2:		Comparison: 2011 Projections and Contingency Requirement

Section 9 	Transportation Conformity  

Table TC 1:   		2008 and 2009 EMA and WMA Mobile Source Budgets

List of Appendices 

Appendix to Section 2 	 	Emissions Inventories

Massachusetts 2002 Baseline Emission Inventory of Volatile Organic
Compounds, Nitrogen    

Oxides, Carbon Monoxide, Particulate Matter, Sulfur Dioxide, Ammonia. 
MassDEP, September 2007.   

Appendix to Section 3 		Control Measures 

3A.	Massachusetts 1-Hour Ozone Standard Control Measures

3B.	MA 2002 to 2009 VOC & NOx Projections by Categories Eastern and
Western MA

Appendices to Section 4 	Reasonable Further Progress

4A.	MA 2008 Projections by Categories

4B.	Mobile Emission Factors for 2002 and 2008

Appendices to Section 5		Attainment Demonstration	        

5A. The Nature of the Ozone Air Quality Problem in the Ozone Transport
Region: A Conceptual 

       Description

5B. A Modeling Protocol for the OTC SIP Quality Modeling System for
Assessment of the Ozone 

      National Ambient Air Quality Standard in the Ozone Transport
Region

5C. Determination of Representativeness of 2002 Ozone Season for Ozone
Transport Region SIP 

       Modeling

5D. OTC CMAQ Air Quality Model Configuration 

5E. OTC MM5 Meteorological Model Configuration 

5F. TSD-1a Meteorological Modeling using Penn State/NCAR 5th Generation
Mesoscale Model (MM5)

5G. TSD-1b Processing of Biogenic emissions for OTC/ MANE-VU

5H. Development of CMAQ Boundary Conditions 

5I. Technical Support Document for 2002 MANE-VU SIP Modeling
Inventories,Version 3

5J. TSD-1c Emissions Processing for 2002 OTC Regional and Urban 12km
BaseYear 

      Simulation 

5K. Identification and Evaluation of Candidate Control Measures

5L. Development of Emission Projections For 2009, 2012, and 2018 for
NonEGU Point, 

      Area,and Nonroad Source in the MANE-VU Region 

5M. TSD-1f  Future Year Emissions Inventory for 8-h OTC Ozone Modeling 

5N. TSD-1d 8-h Ozone modeling using the SMOKE/CMAQ system

5O. CMAQ Ozone Predictions versus 2002 Ozone Observations for the OTR
States

5P. CMAQ Predicted Daily Ozone Maps for 2002 for the OTR States

5Q.TSD-1e CMAQ Model Performance and Assessment 8-h OTC Ozone Modeling

5R. CMAQ Model Statistics for the OTR States

5S. CMAQ Input and Output Files for OTR Modeling Domain

5T. TSD-1g Relative Response Factor (RRF) and “Modeled Attainment
Test”

5U. TSD-1h Projected 8-h ozone air quality over the Ozone Transport
Region

Appendix to Section 7		RACM

7A	List of FHWA Congestion Mitigation and Air Quality Funded Projects 

Appendix to Section 8 		Contingency Measures

8A	MassDEP 2011 Mobile Source Emissions Projections - Methodology and
Calculation

	

Appendices to Section 9 	Conformity

9A	Estimated Emissions 2008, 2009 (by MPO)

9B	HPMS Conversions

9C 	Off-Model Sources

9D	MassDEP Memos - Mobile 6.2 Input Files Description (2008 and 2009)

9E	Mobile Input Files (Zipped)References

1.	EPA (2007): Guidance on the use of Models and Other Analyses for
Demonstrating  

Attainment of Air Quality Goals for Ozone, PM2.5 and Regional Haze

(  HYPERLINK "http://www.epa.gov/ttn/scram/guidance_sip.htm" \l "8ozone"
 http://www.epa.gov/ttn/scram/guidance_sip.htm - 8ozone )

2.	NESCAUM (2006): The Nature of the Ozone Air Quality Problem in the
Ozone Transport 

Region A Conceptual Description 

(  HYPERLINK
"http://www.otcair.org/projects_details.asp?FID=101&fview=modeling" 
http://www.otcair.org/projects_details.asp?FID=101&fview=modeling )

3.	Environ (2006): Determination of Representativeness of 2002 Ozone
Season for Ozone 

Transport Region SIP Modeling

(  HYPERLINK
"http://www.otcair.org/projects_details.asp?FID=101&fview=modeling" \l
")"  http://www.otcair.org/projects_details.asp?FID=101&fview=modeling -
) 

4.	Dalin Zhang (2000): Development of meteorological database for summer
1997 using MM5 at 

12 km resolution in Photochemical Model Simulations

5.	Dalin Zhang and William Zheng (2004): Diurnal cycles of surface winds
and temperatures as 

simulated by five boundary-layer parameterizations, Journal of Appl.
Meteorology 43, 157-169

6.	Moon, N. and D. Byun: (2004) A simple user’s guide for
“geos2cmaq”code: Linking CMAQ 

with GEOS-CHEM. Version 1.0. Institute for Multidimensional Air quality
Studies (IMAQS), 

University of Houston, Houston TX.

7.	Pechan (2006): Technical Support document for 2002 MANE-VU SIP
Modeling Inventories,      

version 3. Prepared by E. H. Pechan & Associates, Inc. 3622 Lyckan
Parkway, Suite 2005, 

Durham, NC 27707.  (  HYPERLINK "ftp://ftp.marama.org"  ftp.marama.org 
and note that username = mane-vu, password = exchange)

8.	ICF (2005): Future Year Electricity Generating Sector Emission
Inventory Development  

Using the Integrated Planning Model (IPM®) in Support of Fine
Particulate Mass and   

Visibility Modeling in the VISTAS and Midwest RPO Regions (Final Report)
Prepared by 

ICF Resources, L.L.C., 9300 Lee Highway, Fairfax,VA.

9.	EPA (2004): Technical Support Document for the Interstate Air Quality
Rule Air Quality   

Modeling Analyses. 

(  HYPERLINK "http://www.epa.gov/interstateairquality/technical.html" \l
"proposedrule"  http://www.epa.gov/interstateairquality/technical.html -
proposed rule )

11.	MACTEC (2007a): Development of Emission Projection for 2009, 2012,
and 2018 for 

nonEGU point, area, and nonroad sources in the MANE-VU region. 

(  HYPERLINK "http://www.marama.org/reports"  www.marama.org/reports )

12.	MACTEC (2007b): Identification and Evaluation of Candidate Control
Measures Final 

Technical Support Document (  HYPERLINK
"http://www.otcair.org/document.asp?fview=Report" 
http://www.otcair.org/document.asp?fview=Report )

13.	2002 Base Year Emission Inventory SIP Planning: 8-hr Ozone, PM2.5 
and Regional Haze

Programs, U.S. Environmental Protection Agency, Research Triangle Park,
NC, November 18,

2002.   HYPERLINK
"http://www.epa.gov/ttn/chief/eidocs/2002baseinven_102502new.pdf" 
http://www.epa.gov/ttn/chief/eidocs/2002baseinven_102502new.pdf 

14.	Emissions Inventory Guidance for Implementation of Ozone and
Particulate Matter National                                             
                                                                        
                                                                        
                                                                        
    Ambient Air Quality Standards (NAAQS) and Regional Haze Regulations.
 EPA-454/R-99-006.  

15.	Emission Inventory Improvement Program, Volumes 1-7, U.S.
Environmental

Protection Agency, Research Triangle Park, NC, July 1997. 
http://www.epa.gov/ttn/

chief/eiip/techreport/volume01/index.html

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Point and Area Sources, AP-42, Fifth Edition and Supplements, U.S.
Environmental Protection Agency, Research Triangle Park, NC, 1997. 
http://www.epa.gov/ttn/chief/publications.html#factor

17.	Emission Inventory Requirements for Ozone State Implementation
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Sources, U.S. Environmental Protection Agency, Office of Mobile Sources
and Office of Air Quality Planning and Standards, EPA 420/R-92-009.
December 1992. http://www.epa.gov/otaq/invntory/r92009.pdf

19.	Procedures for the Preparation of Emission Inventories for Carbon
Monoxide and Precursors of

Ozone - Volume I; General Guidance for Stationary Sources.
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20.	Guidelines for Estimating and Applying Rule Effectiveness for
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http://www.epa.gov/ttn/chief/old/eidocs/454r92010_nov1992.pdf   

Acronyms and Abbreviations

ACT	 	Alternative Control Techniques

AIM		Architectural and Industrial Maintenance

ASM 		2525 Accelerated Simulation Mode Vehicle Emissions Test (25
mph/25% Load)

BEIS-3	Biogenic Emission Inventory System (Version 3.0)

BOTW 	Beyond on the Way (controls)

BTU 		British Thermal Unit

CAA 		Clean Air Act

CAIR 		Clean Air Interstate Rule

CALEV 	California Low Emission Vehicle Program 

CAP		Criteria Air Pollutants

CARB 		California Air Resources Board

CASTNet	Clean Air Status and Trends Network

CE		Control Efficiency

CFR 		Code of Federal Regulations

CI 		Compression Ignition

CMAQ 	EPA’s Models-3/Community Multi-scale Air Quality Modeling System

CNG 		Compressed Natural Gas

CO 		Carbon Monoxide

CTG 		Control Technique Guideline

DV 		Design Value

DVB 		Baseline Measured Concentration

DVF 		Estimated Future Design Value

DVMT		Daily Vehicle Miles Traveled

EGU 		Electric Generating Unit

EPA 		Environmental Protection Agency

FHWA 	Federal Highway Administration

FHWA CMAQ Federal Highway Congestion Mitigation and Air Quality

FIP 		Federal Implementation Plan

FMVCP 	Federal Motor Vehicle Control Program

FR 		Federal Register

FY 		Fiscal Year

GVWR 	Gross Vehicle Weight Rating

HC 		Hydrocarbon

HEDD 	High Electrical Demand Day

hp 		Horsepower

HOV 		High-Occupancy Vehicle

ICI 		Industrial/Commercial/Institutional

I/M 		Inspection and Maintenance

ISO-NE 	Independent Systems Operator – New England

LEV 		Low Emission Vehicle

LPG 		Liquid Propane Gas

MassDEP	Massachusetts Department of Environmental Protection

MACT 	Maximum Available Control Technology

MANE-VU 	Mid-Atlantic/Northeast Visibility Union

MARAMA 	Mid-Atlantic Regional Air Management Association

MHD		Massachusetts Highway Department

MISER	Massachusetts Institute for Social and Economic Research

MM5 		Mesoscale Meteorological Model

MMBtu 	Million British Thermal Units

MNGE 	Mean Normalized Gross Error

MNB 		Mean Normalized Bias

MOU 		Memorandum of Understanding

MOBILE6.2 	EPA’s On-Road Mobile Source Emissions Estimation Model

MPO 		Metropolitan Planning Organization

MVEB 	Motor Vehicle Emission Budgets

MW 		Megawatt

MWh 		Megawatt Hour

MWC		 Municipal Waste Combustor

NAICS	North American Industrial Code System

NAAQS	 National Ambient Air Quality Standards

NARSTO 	North American Research Strategy for Tropospheric Ozone

NEI		National Emissions Inventory

NIF		NEI Input Format

NESCAUM 	Northeast States for Coordinated Air Use Management

NH3		Ammonia

NLEV 		National Low Emission Vehicle Program

NO 		Nitrogen Oxide

NO2		 Nitrogen Dioxide

NOx 		Oxides of Nitrogen

NONROAD	 EPA’s Non-Road Emissions Estimation Model 2005 Version

NSR 		New Source Review

NYSDEC New York State Department of Environmental Conservation

OBD-II 	On-Board Diagnostics – Phase 2

OEM 		Original Equipment Manufacturer

ORVR		 Onboard Refueling Vapor Recovery

OTC 		Ozone Transport Commission

OTAQ		Office of Transportation and Air Quality (EPA)

OTB		On the Books (controls)

OTB/W	On the Books/On the Way (Post 2009 controls)

OTR 		Ozone Transport Region

PAMS		Photochemical Assessment Monitoring Station

PEI 		Periodic Emission Inventory

PFC		Portable Fuel Container

PM		Particulate Matter

PM2.5 		Fine Particulate Matter (particles with an aerodynamic diameter
less than

or equal to a nominal 2.5 micrometers)

PM10 		Particles with an aerodynamic diameter less than or equal to a
nominal 10

micrometers

ppb 		Parts per billion

ppm 		Parts per million

PV 		Pressure Vacuum

RACM		 Reasonably Available Control Measure

RACT 		Reasonably Available Control Technology

RE/RP		Rule Effectiveness/Rule Penetration

RFG		Reformulated Gasoline

RFP 		Reasonable Further Progress

RH		Regional Haze

RI 		Rhode Island

ROP		Rate of Progress

RPO		Regional Planning Organization

RRF 		Relative Response Factor

RRF 		Resource Recovery Facility

RVP 		Reid Vapor Pressure

SCAQMD	South Coast Air Management Quality District

SI	 	Spark Ignition

SIP		State Implementation Plan

SLAMS/ 	State & Local Air Monitoring System and

NAMS		 National Air Monitoring System

SMOKE	 Sparse Matrix Operator Kernel Emissions

SO2		 Sulfur Dioxide

STIP		 Statewide Transportation Improvement Program

SUV		 Sport Utility Vehicle

TCM		 Transportation Control Measure

TDM		Travel Demand Model 

TIP		 Transportation Improvement Program

TNMOC	 Total Non-Methane Organic Carbon

TPSD		 Tons per summer day

TPWD		Tons per winter day

TPY		 Tons per year

TSD		 Technical Support Document

UMD		 University of Maryland at College Park

USEPA	 United States Environmental Protection Agency

VMT		 Vehicle Miles Traveled

VOC		 Volatile Organic Compound

WOE 		 Weight-of-Evidence

	COMMONWEALTH OF MASSACHUSETTS

EXECUTIVE OFFICE OF ENERGY & ENVIRONMENTAL AFFAIRS

DEPARTMENT OF ENVIRONMENTAL PROTECTION

ONE WINTER STREET, BOSTON, MA 02108  617-292-5500



DEVAL L. PATRICK

Governor

TIMOTHY P. MURRAY

Lieutenant Governor

	

IAN A. BOWLES

Secretary

LAURIE BURT

Commissioner



This information is available in alternate format. Call Donald M. Gomes,
ADA Coordinator at 617-556-1057. TDD Service - 1-800-298-2207. 

  Printed on Recycled Paper



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