Upper Blackstone WWTF Phase III Upgrade

Phase III of this comprehensive upgrade included improvements to the solids management facilities at the Upper Blackstone WWTF, which services the greater Worcester area.

Client:   Upper Blackstone Valley Pollution Abatement District
Designer:  CDM Smith
Capacity:  45 MGD

Project Features

  • Delivered under a CM-at-Risk approach with preconstruction services.
  • Upgraded dissolved air flotation units.
  • New belt filter press sludge dewatering units.
  • New sludge pumping and storage improvements.
  • New ash handling system for the multiple hearth furnaces.
  • Odor control improvements for sludge handling.

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