National Clean Diesel Campaign (NCDC)
Regional Diesel Collaboratives
The regional collaboratives achieve emission reductions across the country by linking states, nonprofit organizations, private industry, and local governments.
Clean Diesel Technologies
Clean diesel technologies reduce diesel emissions and their impact on human health.
News & Announcements
March 25, 2015: EPA awards grants for tribal clean diesel projects in Washington state
March 20, 2015: EPA Awards Clean Diesel Grants in 21 States, Puerto Rico
February 10, 2015: EPA awards rebates to 30 states to replace 210 school buses.
Learn how disproportionately affected communities can help reduce harmful diesel emissions.