Maryland Department of the Environment

Air and Radiation Management Administration

Mobile Sources Control Program

Baltimore Nonattainment Area MOBILE6 Modeling Emission Analysis



Rate of Further Progress Runs























	Baltimore Area



Step





Modeling Scenario

VOC	NOx	 	Remarks

1





2002 RFP Base-Year Inventory

70.6	177.1	 	All 2002 control programs in place, 2002 VMT













	2





2002 RFP Adjusted Year Inventory

101.9	211.1	 	CAA Off, 7.8 RVP, 1990 I/M, 2002 Eval Yr & 2002 VMT

3





2008 RFP Adjusted Year Inventory

92.8	188.5	 	CAA Off, 7.8 RVP, 1990 I/M, 2008 Eval Yr & 2002 VMT

4





2009 RFP Adjusted Year Inventory

92.5	188.0	 	CAA Off, 7.8 RVP, 1990 I/M, 2009 Eval Yr & 2002 VMT













	7





2008 Projected Emission Inventory

41.2	106.8	 	All 2008 control programs in place

8





2009 Projected Emission Inventory

38.7	97.0	 	All 2009 control programs in place

9





2010 Projected Emission Inventory

36.3	85.5	 	All 2010 control programs in place













	2008 RFP Analysis



















2008 Non-Creditables (Step 2 minus Step 3)

9.1	22.6



2008 Adjstd Base-Year minus Non-Creditables

83.7	165.9



2008 Target Emissions (w/15% Reductions)

71.1	141.0



2008 Target Emissions (w/18% Reductions)

68.6	136.1















	2008 Projctd Emissions (14% Projctd VMT Growth)

41.2	106.8	 















Notes:











	Emission modeling performed with PPSuite system designed for the state
of MD, using the SHA-Count data to compute VMT

U.S. EPA's latest model MOBILE6.2 is built into the PPSuite system for
producing the emission factors

Prepared by: MDE's Mobile Sources Control Program,                 Phone
(410) 537-4183                                  January 26, 2007



