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Fairfax County officials are moving toward a smaller Lake Accotink as they confront the sediment buildup threatening the Springfield landmark’s future.

The concept outlined by the Department of Public Works and Environmental Services would retain roughly 20 to 40 acres of water. Officials say that could preserve many of the lake’s recreational and scenic features while addressing the continuing accumulation of sediment.

Previous proposals ranged from a major dredging project to allowing sediment to transform the lake into wetlands. Both options were ultimately set aside following debate among lake supporters, residents concerned about costs and other community members.

Sedimentation has long challenged the lake. Dredging projects were completed in 1985 and 2008, but the problem continued.

A Dec. 8, 2023, version of the Lake Accotink Task Force Findings Report called for a sedimentation study, a dam assessment, a feasibility study and additional public outreach before a final decision. The task force also urged the Board of Supervisors to keep the community involved in future discussions.

A county update dated Sept. 4, 2025, identified a “smaller Lake Accotink” as the emerging direction. An assessment of the dam was also underway.

Residents have been warned to stay off the exposed muddy lakebed during project work because they could become stuck.

Public comments are expected to be collected into 2027. They may be emailed to project manager Turgay Dabak at Turgay.Dabak@fairfaxcounty.gov or mailed to Fairfax County DPWES – Lake Accotink Preservation Study, 12000 Government Center Parkway, Suite 449, Fairfax, VA 22035.