Along with the Mid-Atlantic Diesel Collaborative, these regional collaboratives link states, nonprofit organizatons, private industry, and local governments to reduce emissions across the country.

Northeast Diesel Collaborative (NEDC)

The Northeast Diesel Collaborative (NEDC) combines the expertise of public and private partners in a coordinated regional initiative to significantly reduce diesel emissions and improve public health in the eight northeastern states.

West Coast Collaborative (Collaborative)

The West Coast Collaborative (Collaborative) is an ambitious partnership between leaders from federal, state, and local government, the private sector, and environmental groups committed to reducing diesel emissions along the West Coast.

Blue Skyways Collaborative

The Blue Skyways Collaborative was created to encourage voluntary air emissions reduction in North America’s heartland.

Rocky Mountain Clean Diesel Collaborative (RMCDC)

The Rocky Mountain Clean Diesel Collaborative (RMCDC) is a partnership between EPA Region 8, Denver Regional Air Quality Council (RAQC), Colorado Department of Public Health and the Environment (CDPHE), and Denver Department of Environmental Health.

Southeast Diesel Collaborative (SEDC)

The Southeast Diesel Collaborative (SEDC) is a partnership involving leaders from federal, state and local government, the private sector and other stakeholders in Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina and Tennessee. The goal of this partnership is to improve air quality and public health by encouraging the use of clean, renewable energy and technology and by reducing diesel emissions from existing engines and equipment from the agriculture, heavy construction and on-road sectors.

Midwest Clean Diesel Initiative

Midwest Clean Diesel Initiative (MCDI) is a voluntary program to reduce diesel emissions and diesel fuel usage in the Midwest (Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin).  Federal, state and local governments, private companies, and non-profit organizations collaborate to create and support clean diesel coalitions who carry out actions in each state.