Southern Illinois Metropolitan Planning Organization

Southern Illinois Metropolitan Planning Organization
Name	Southern Illinois Metropolitan Planning Organization
Type	Metropolitan planning organization
Formed	1970s
Jurisdiction	Southern Illinois
Headquarters	Carbondale, Illinois
Region served	Jackson County; Williamson County; Saline County; Union County; Franklin County

Southern Illinois Metropolitan Planning Organization The Southern Illinois Metropolitan Planning Organization is a regional transportation planning entity serving portions of southern Illinois near the confluence of the Ohio River and the Mississippi River. It coordinates among municipal governments, county boards, state agencies, and federal partners to develop long-range transportation investment priorities and short-range programming documents. The organization works with adjacent planning agencies, transit providers, port authorities, and tribal governments to integrate multimodal corridors, freight arteries, and public transit services.

History

The MPO traces its origins to federal legislation and programs such as the Federal-Aid Highway Act of 1962, the Intermodal Surface Transportation Efficiency Act of 1991, and the Moving Ahead for Progress in the 21st Century Act, which shaped regional planning practices alongside Illinois statutes and decisions by the Illinois Department of Transportation. Its early formation was influenced by planning activities in Carbondale, Illinois, Marion, Illinois, and Benton, Illinois and coordinated with initiatives by the Illinois General Assembly and the United States Department of Transportation. Over time the MPO responded to regional shifts driven by the decline of coal mining in Southern Illinois Coalfield, expansions at Southern Illinois University Carbondale, freight demands at the Port of Rend Lake and interactions with the Metropolitan Planning Organization network nationwide. Significant milestones included adoption of a unified Long-Range Transportation Plan and establishment of a Transportation Improvement Program reflecting inputs from local transit operators such as Rides Mass Transit District and intermodal stakeholders including the Illinois International Port District.

Organization and Governance

The MPO is governed by a policy board composed of elected officials from counties such as Jackson County, Illinois and Williamson County, Illinois, municipal leaders from Carbondale, Illinois and Herrin, Illinois, and representatives of state agencies like the Illinois Department of Transportation and regional transit providers including Rides Mass Transit District. Staffed by planners with expertise in highway planning, transit operations, freight logistics, and environmental compliance, the MPO engages technical advisory committees and citizen advisory groups drawing members from institutions such as Southern Illinois University Carbondale and entities like the Jackson County Board. Federal participation includes liaison roles for the Federal Highway Administration and the Federal Transit Administration, while coordination with neighboring MPOs and regional councils such as the Southwestern Illinois Planning Commission and Kaskaskia Regional Planning Commission ensures cross-jurisdictional alignment.

Planning Area and Membership

The planning area covers urbanized areas and rural corridors in southern Illinois, incorporating municipalities such as Carbondale, Illinois, Marion, Illinois, Herrin, Illinois, West Frankfort, Illinois and counties like Jackson County, Illinois, Saline County, Illinois and Franklin County, Illinois. Membership reflects local governments, transit agencies including Rides Mass Transit District, state representatives from the Illinois Department of Transportation, and special districts such as the Rend Lake Conservancy District and port entities like the Cairo Public Port District. The MPO balances interests from institutional stakeholders including Southern Illinois University Carbondale, nonprofit organizations, economic development authorities such as the Southern Illinois Economic Development Authority and freight operators serving corridors to St. Louis and Memphis, Tennessee.

Transportation Planning and Programs

The MPO produces a Long-Range Transportation Plan and a Transportation Improvement Program that address highways, transit, bicycle and pedestrian facilities, and freight corridors linking to interstate routes such as Interstate 57, Interstate 64 and state routes like Illinois Route 13. It coordinates transit planning with providers including Rides Mass Transit District and intercity services connecting to Amtrak corridors. Planning activities incorporate environmental review processes influenced by National Environmental Policy Act practice and mitigation measures referenced by agencies such as the Environmental Protection Agency for projects affecting watersheds like the Big Muddy River. The MPO also collaborates on safety initiatives with the Illinois State Police, roadway asset management aligned with Federal Highway Administration guidance, and congestion management strategies consistent with federal performance rules promulgated by the United States Department of Transportation.

Funding and Budget

The MPO’s budget is funded through a combination of federal metropolitan planning funds administered by the Federal Highway Administration and the Federal Transit Administration, state contributions from the Illinois Department of Transportation, and local matching funds from county boards and municipal governments such as Jackson County Board and the City of Carbondale. Funding allocations flow into programs for capital projects, planning studies, operations, and public engagement; capital investments often leverage federal programs including those authorized by the Infrastructure Investment and Jobs Act and discretionary grants administered by the U.S. Department of Transportation. Annual budgeting and grant applications are overseen by the policy board with input from technical committees and financial oversight practices comparable to regional entities like the Chicago Metropolitan Agency for Planning.

Projects and Implementation

Key projects advanced through the MPO process have included roadway reconstruction on segments of Illinois Route 13, interchange improvements on Interstate 57 approaches, multimodal improvements in downtown Carbondale, Illinois, pedestrian and bicycle network expansions near Southern Illinois University Carbondale, and transit facility upgrades for Rides Mass Transit District. Project development requires coordination with the Illinois Department of Transportation, environmental permitting through agencies such as the Army Corps of Engineers for work in floodplains, and procurement practices consistent with Federal Transit Administration regulations. Implementation partners often include county highway departments, municipal public works departments, and regional economic development agencies such as the Southern Illinois Economic Development Authority.

Performance Measures and Reporting

The MPO reports performance measures consistent with federal rules on safety, infrastructure condition, system performance, and transit asset management established by the Federal Highway Administration and the Federal Transit Administration. Performance-based planning integrates regional targets for pavement condition on routes like Illinois Route 4, bridge condition inventories aligned to National Bridge Inspection Standards, transit on-time performance monitored for Rides Mass Transit District services, and freight reliability metrics linked to corridors serving St. Louis and the Port of Memphis. Annual performance reports, conformity determinations for Clean Air Act requirements where applicable, and public-facing documents are produced for stakeholders including elected officials, institutions such as Southern Illinois University Carbondale, and federal agencies like the United States Environmental Protection Agency.

Category:Metropolitan planning organizations in Illinois