Home   /   Services   /   Wastewater   /   Wastewater Treatment
  •  Slider Image

Wastewater Treatment

From facility planning to innovative process design to operational training and startup, wastewater treatment has been at the core of our practice since the beginning. We work with regulatory agencies to help our clients meet their treatment goals cost-effectively. We use state-of-the-art process modeling software to improve operational and capacity issues, and we have developed an expert practice in energy efficiency. Our specialists include certified wastewater plant operators who help us develop practical, operator-friendly solutions. 

Secondary Treatment Improvements Thumbnail

Donohue & Associates completed the planning, design, construction observation, and startup services for this successful project.

Learn More

Activated Sludge Aeration System Evaluation        Thumbnail

Donohue evaluated the existing activated sludge aeration system at the Wyoming Clean Water Plant. Three key areas for aeration efficiency improvements were identified: diffuser equipment, blower equipment, and process control upgrades.

Learn More

Facility Planning, Low-Level Phosphorus Pilot Testing, and Various Upgrades Thumbnail

The City retained Donohue to develop a Facility Plan for this regional wastewater treatment facility. In addition to facility planning, Donohue has completed a litany of projects for Brookfield.

Learn More

Upgrade Produces Exceptional Effluent Quality Thumbnail

Donohue worked collaboratively with the City of Eau Claire through planning, design, and construction of a complete replacement of the secondary treatment system with a biological phosphorus removal activated sludge system.

Learn More

Nutrient Removal Upgrades Thumbnail

The Village of New Lenox owns and operates three water reclamation facilities.

Learn More

Phosphorus Reduction Evaluation Thumbnail

The City of Beloit hired Donohue to assist with evaluating phosphorus compliance in the near and long term and to develop a planned phasing of improvements.

Learn More

Innovative Capacity Expansion Thumbnail

The City of Hutchinson, Minnesota retained Donohue & Associates to explore means of increasing capacity at the City’s wastewater treatment facility.

Learn More

Phosphorus/Nutrient Removal Evaluation Thumbnail

Donohue developed and utilized a calibrated BioWin process model to identify and evaluate feasible alternatives to achieve future low nutrient effluent limits for the North Shore Water Reclamation District.

Learn More