Massachusetts Water Resource Authority
Planning, design, geotechnical explorations, and construction oversight for the MWRA’s rehabilitation of Water Sections 50 & 57 and Sewer Sections 19, 20, & 21
Category Archives: Environmental Consulting
Suncook River Watershed Model – Potential Rehabilitation Designs of 10 State-Owned Dams
NHDES
hydrologic and hydraulic model of the Suncook River watershed to support evaluation of 10 state-owned dams.
South Reservoir Dam – High Hazard Dam Rehabilitation
Winchester, MA
In-house multi-disciplinary services for a high hazard dam rehabilitation.
Riverwalk Retaining Wall Replacement
Biddeford, ME
Consulting engineering services for the repair of failing retaining walls along sections of the Saco River.
Northborough Reservoir Dam – Significant Hazard Dam Removal
Northborough, MA
Removal of an embankment dam to reduce hazard potential and provide ecological restoration.
Eversource Greater Cambridge Energy Program
Cambridge, MA
Geotechnical and environmental engineering services for Eversource’s proposed Greater Cambridge Energy system.
North Reservoir Dam – High Hazard Dam Rehabilitation
Winchester, MA
A high hazard dam evaluation, permitting, and rehabilitation design.
GIS-Based PFAS Risk Evaluation Toolkit
Weston & Sampson assisted the Connecticut Department of Energy and Environmental Protection (CTDEEP) in developing a comprehensive GIS-based toolkit to evaluate relative PFAS release risks across the state. The toolkit was designed as a web app hosted in the CTDEEP’s ArcGIS Online organization.
DPW Yard PFAS Investigation and Remediation
Weston & Sampson was selected by the Town of Chelmsford to provide Licensed Site Professional (LSP) and remediation services in connection with the detection of per- and polyfluoroalkyl (PFAS) compounds in the groundwater resources beneath the town’s Department of Public Works (DPW) yard.
Happy Hollow Wellfield PFAS Source Investigation
Weston & Sampson conducted an environmental assessment, to evaluate potential environmental and other issues that could impact site redevelopment, in support of the acquisition of a former oil storage facility located on the East Boston waterfront.