Casella Waste Filed Plans for Landfill Expansion
The company seeks to expand its Maine facility by 61 acres to address capacity concerns.
Updated on Sept. 25, 2026 in Utilities
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Casella Waste Systems has filed official plans to expand the Juniper Ridge landfill by 61 acres. The company is also proposing a new system to transport liquid waste 20 miles away for processing.
Why it matters
The landfill is projected to reach its maximum capacity by 2028, necessitating the expansion to maintain waste disposal operations. As the facility currently processes half of Maine's municipal waste, its future capacity has significant implications for state infrastructure.
The Juniper Ridge landfill currently processes 50% of all municipal waste in Maine. The expansion plan includes transporting leachate 20 miles to an external facility for processing.
The players
Casella Waste Systems
This company is the operator of the Juniper Ridge landfill and the entity behind the current expansion and liquid waste transport proposals.
Penobscot Nation
This federally recognized tribe is among the groups officially opposing the expansion of the facility.
The details
The facility, located across Old Town and Alton, currently faces space constraints that require immediate logistical planning. Environmental groups, local abutters, and the Penobscot Nation have expressed formal opposition to the proposed expansion.
Timeline
2028: The year the facility is projected to run out of capacity without the expansion.
Market Landscape
This filing follows the established regulatory review process set by the Maine Department of Environmental Protection landfill capacity mandates. The move reflects a broader trend of waste management operators navigating finite disposal space while facing increased scrutiny from local stakeholders.
Residents may see changes to local waste management logistics if the expansion is approved. The outcome of this filing will determine the long-term feasibility of waste disposal services currently utilized by half of the state.
The takeaway
The proposed expansion highlights the growing difficulty of managing municipal waste capacity as existing sites approach their physical limits. Stakeholders should monitor upcoming public hearings for further information on the potential environmental and operational impacts.
Further reading
For more on infrastructure trends, see Utilities.
Source note: This article includes information reported by Maine Public.
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