St. Louis Clean Cities
The St. Louis Clean Cities works with vehicle fleets, fuel providers, community leaders, and other stakeholders to save energy and promote the use of domestic fuels and advanced vehicle technologies in transportation.

St. Louis, MO 63126
Kevin
Herdler
314-397-5308
clnfuel@gmail.com
Darrin
Peters
314-306-0289
clnfuel2@gmail.com

Kevin Herdler
Kevin Herdler has been involved with the Clean Cities program since its inception in 1993 and assisted in forming Atlanta's Clean Cities program in Georgia. In 1998, Herdler relocated to St. Louis and became involved with the St. Louis Regional Clean Cities program. In 2000, he was appointed the executive director.
Herdler has been in the automotive field for 39 years and graduated technical school as a diesel technician. He is a veteran of the U.S. Air Force.
In 2011, Herdler was inducted into the Clean Cities Hall of Fame.

Darrin Peters
Darrin Peters has been the Co-Director of St. Louis Area Clean Cities since July, 2022. Peters works to strengthen relationships with businesses and municipalities who are considering or implementing alternative fuels. He helps plan events to educate our community on the potential of alternative fuels and periodically visits local schools as a guest speaker on renewable energy.
Before coming to Clean Cities, Peters taught high school chemistry for 30 years. In the last 10 years of his career, he developed a biodiesel project where students produced high quality biodiesel from waste grease collected from the community. Currently, the fuel is sold to 3 trucks in the catering fleet of Washington University.
General Stats
- Designated: November 18, 1994
- Population: 2,552,766 (based on 2021 Census estimate)
- Area: 4,589 sq. mi.
- Local/Regional Service Area: Illinois counties: Madison, Monrow, St. Clair; Missouri counties: Franklin, Jefferson, St. Charles, St. Louis, St. Louis City; City of St. Louis
Alternative Fueling Stations
Including public and private stations

- Biodiesel (B20 and above): 3
- Electric (charging outlets): 503
- Ethanol (E85): 23
- Hydrogen: 0
- Natural Gas: 10
- Propane: 14
Energy Use Impact*
Annual Energy ImpactEmissions Reduced*
Annual Emissions ReducedLearn about just some of the projects from St. Louis Clean Cities. Visit the St. Louis Clean Cities website for more projects and information.
Projects and Case Studies

