Summary
This pre-solicitation synopsis announces a forthcoming unrestricted solicitation for comprehensive remedial action at the Onondaga Lake Superfund Site, Operable Unit 2 (OU2), specifically the Ley Creek Deferred Media portion of the General Motors-Inland Fisher Guide Subsite in Onondaga County, New York. The U.S. Army Corps of Engineers Kansas City District will execute the work, which includes excavation, dewatering, and offsite disposal of PCB-contaminated soils and sediments, followed by placement of clean fill material along Ley Creek. The estimated construction magnitude ranges from $100,000,000 to $250,000,000 with a 5-year period of performance, and the actual solicitation is anticipated to be released on or after July 30, 2026, with proposals due on or after October 5, 2026 (NAICS 562910, Remediation Services).