Groundwater Remediation
Soil & Groundwater Remediation

PEI is experienced at remediating soil and groundwater contaminated with a wide variety of petroleum products, low level radioactive waste, heavy metals, chlorinated and non-chlorinated solvents, pesticides, polychlorinated biphenyls and other organic and inorganic compounds. PEI's experience includes both established remediation methods and experience to determine the most efficient, cost effective solution to meet our client's needs. All PEI field personnel and remediation project managers are 40-hour OSHA HAZWOPER trained.

Remedial services PEI offers include:
  • Remedial design, alternative construction, system start-up and maintenance
  • Excavation and disposal
  • Tank cleaning and removal
  • Installation of injection/recovery well systems
  • UST removal and replacement
  • Pipeline abatement design and implementation
  • In-situ and ex-situ vapor extraction
  • In-situ and ex-situ bioremediation
  • Construction of caps, vaults, liners and collection systems
  • Facility decommissioning and demolition
  • Pond, lagoon, and basin cleaning and closures
  • Soil-washing, solidification, stabilization, and fixation
  • In-situ chemical oxidation using high pressure injection technology
  • Aquifer restoration using recovery wells and aboveground treatment
  • Groundwater treatment and product recovery
  • Containment strategies using low-permeability boundaries (i.e. slurry walls)
  • Oil/water separation and filtration, air/thermal stripping and carbon adsorption