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2004 and 2005 Transportation Conformity Rule Amendments Outreach Activities

Session 5: Conformity in Multi-jurisdictional Areas

FHWA Transportation Conformity and CMAQ Workshop
Summer 2004


Part 1: What is a .multi-jurisdictional area?


Part 2: before areas have SIP budgets


Part 2: before areas have SIP budgets


Part 2: before areas have SIP budgets


Part 3: once areas have budgets


Part 3: once areas have budgets


Part 3: once areas have budgets - area in a single state


Part 3: once areas have budgets - area in a single state


Part 3: once areas have budgets - area in a single state


Part 3: once areas have budgets - multi-state area


Part 3: once areas have budgets - multi-state area

drawing showing an area with State boundries trisecting it

Part 4: 8-hour areas with 1-hour SIPs

Four groupings of a solid purple circle representing a 1-hr area and a clear circle representing an 8-hr area. They are: the 1-hr area and the 8-hr area are the same; the 1-hr area fully encompasses and is larger than the 8-hr area; the 8-hr area fully encompasses and is larger than the 1-hr area; and the two circles partially overlap.

Part 4: 8-hour areas with 1-hour SIPs


Part 4: 8-hour areas with 1-hour SIPs -- all scenarios


Part 4: 8-hour areas with 1-hour SIPs -- all scenarios


Part 4: Scenario 1


Part 4: Scenario 2 -- general


Part 4: Scenario 2 -- general

two drawings: one depicting an 8-hr area smaller than a 1-hr area, the other shows several 1-hr areas that as a whole are larger than the one 8-hr area.

Washington, DC-MD-VA

Map shows location of DC-MD-VA (The District of Columbia, Frederick, Montgomery, Pr. George's, Charles, and Calvert counties in Maryland, Arlington, Loudon, Fairfax and Pr. William counties and Alexandria, Fairfax, Manassas and Manassas Park cities in Virginia), Baltimore (Carroll, Baltimore, Harford, Howard, and Anne Arundle counties and the city of Baltimore), Fredericksburg (Stafford and Spotsylvania counties and Fredericksburg city), Berkely/Jefferson (Berkely and Jefferson counties in VA), Kent/Queen Ann's (Kent and Queen Ann's counties in MD), Washington, MD (Washington county), and Frederick, VA (Frederick county and Winchester city) 8-hr Areas; DC-MD-VA (adds Stafford county to 8-hr group), Baltimore (same as 8-hr group), and Kent/Queen Ann's (same as 8-hr group), 1-hr Ozone areas; and related MPOs (Hagerstown/Eastern Panhandle, Baltimore Regional Transportation Board, National Capital Region Transportation Planning Board, and Fredericksburg Area MPO).

Part 4: Scenario 3 - general

drawing of 1-hr area contained within but smaller than an 8-hr area

Part 4: Scenario 3 - example

drawing of multiple MPO areas with 1-hr and one other MPO all in an 8-hr area

Atlanta, GA

Map shows location of Atlanta 8-hr Area (Bartow, Cherokee, Forsyth, Hall, Paulding, Cobb, Gwinnett, Douglas, Fulton, DeKalb, Coweta. Fayette, Clayton, Henry, and Rockdale counties), Atlanta (Cherokee, Forsyth, Paulding, Cobb, Gwinnett, Barrow, Carroll, Douglas, Fulton, DeKalb, Walton, Coweta. Fayette, Clayton, Spalding, Henry, Rockdale, and Newton counties) 1-hr Ozone area, and Atlanta (Cherokee, Cobb, Gwinnett, Barrow, Carroll, Douglas, Fulton, DeKalb, Walton, Fayette, Clayton, Spalding, Henry, Rockdale, and Newton counties.) MPO.

Knoxville, TN

Map shows location of Knoxville 8-hr Area (Anderson, Knox, Jefferson, Loudon, Blount, and Seveir counties as well as the TN half of the Great Smokey Mountain National Park), Knoxville (Knox County) 1-hr Ozone area, and Knoxville (Knox and Blount Cos.) and Lakeway (Jefferson Co.) MPOs.

Part 4: Scenario 3 - example

area is divided in three by state lines, all sides are 1-hr, one also has some 8-hr

Part 4: Scenario 3 - example

area is divided by state line, one side is 8-hr the other is 1-hr

Charlotte-Gastonia-Rock Hill, NC-SC

Map shows location of Charlotte 8-hr Area (Lincoln, Gaston, Mecklenburg, Cabarrus, Rowan, and Union counties as well as part of York county), Gaston (Gaston County) and Charlotte (Mecklenburg County) 1-hr Ozone areas, and MPOs in the Charlotte area.

Part 4: Scenario 4 - general

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