FAQ on Ameresco and Republic Services' Renewable Natural Gas Facility at Lee County Landfill

Summary
What is the main purpose of the new facility at Lee County Landfill?
The facility captures landfill gas and processes it into renewable natural gas (RNG), a low-carbon transportation fuel, to reduce reliance on fossil fuels and decrease carbon emissions.
Why is this project significant?
It exemplifies a commitment to sustainability by converting waste into clean energy, significantly reducing carbon dioxide emissions and supporting renewable energy goals.
How does the facility work?
It processes 4,500 standard cubic feet per minute (scfm) of raw landfill gas into pipeline-quality RNG, which is then injected into a natural gas transmission pipeline.
Who are the key partners in this project?
Ameresco, a leading energy solutions provider, and Republic Services, a leader in the environmental services industry, are the key partners, with U.S. Energy as the exclusive buyer of the RNG.
When did the facility achieve commercial operation?
The facility achieved commercial operation and successfully injected RNG into a natural gas transmission pipeline at the end of June 2025.
Where is the facility located?
The facility is located at the Lee County Landfill in Dixon, Illinois.
What are the environmental benefits of this project?
The project is projected to reduce carbon dioxide emissions by more than 61,000 metric tons per year, equivalent to eliminating emissions from over 70,000,000 gallons of gasoline consumption.
How does this project align with Illinois’ renewable energy goals?
It supports Illinois’ ambitious targets to achieve 40% renewable energy by 2030 and 100% clean energy by 2050 by converting waste into renewable energy.
What is the role of U.S. Energy in this project?
U.S. Energy is the exclusive buyer of the pipeline-quality RNG from the Lee County facility, providing companies with a clean, renewable, and reliable fuel.
How can I learn more about Ameresco’s renewable fuel solutions?
For more information on renewable fuel solutions offered by Ameresco, visit their website as mentioned in the content.

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