This is a pre-solicitation synopsis for a remedial action contract at the Ley Creek Deferred Media portion of the Onondaga Lake Superfund Site in Onondaga County, NY. The work involves excavation, dewatering, and offsite disposal of PCB-containing soil and sediments, followed by placement of clean fill. The estimated construction budget is between $100,000,000 and $250,000,000, with a 5-year period of performance. The location for performance is Onondaga County, New York. The solicitation is anticipated to be released on or after 30 July 2026.