Former Seneca Falls MGP Site

History & Location

The Seneca Falls Former MGP Site is located in a mixed residential and commercial area of Seneca Falls Village. The site is bordered to the east by residential properties, to the south by the Seneca River and Canal, to the west by a gasoline filling station, and to the north by Fall Street. Sevenson’s scope of work under this contract required excavation and mechanical dredging of sediments contaminated with MGP tar, petroleum NAPL and PAHs from the Seneca River and impacted soil removal and insitu stabilization of impacted soils in the Upland area of the site.

Significant Project Features

• Excavation of 2,750 CY of upland soil contaminated with MGP tar, petroleum, NAPL, and PAHs
• Mechanical dredging of 3,300 CY of sediment in the Seneca River contaminated with MGP tar, petroleum, NAPL, and PAHs
• Management and coordination of T&D activities for the off-site disposal of MGP-impacted soils, former MGP structures, and debris
• Installation of 21,820 square foot low land cover system of stone mix, canal fill, and 6-inches of cobble
• In-Situ stabilization of 4,500 CY of MGP-impacted soils
• Design, installation, operation and maintenance of a temporary 50-GPM wastewater treatment system to treat water during remediation activities
• Achieved over 8,600 safe workhours without a lost-time incident

Project Gallery