Winnipeg’s North End Water Pollution Control Centre upgrade has reached a major milestone in the city’s $3.2 billion wastewater modernization program. The project represents the largest infrastructure investment in Winnipeg’s history and aims to transform the aging treatment facility into a modern plant capable of supporting future population growth while protecting waterways. Moreover, construction teams continue to upgrade key systems while the plant remains operational, ensuring the city maintains wastewater treatment services throughout the project lifecycle.

Progress at Winnipeg’s North End Water Pollution Control Centre Upgrade

Construction on the Winnipeg’s North End Water Pollution Control Centre upgrade began in 2021 and proceeds through three major phases. Each phase modernizes critical parts of the wastewater treatment process while the facility continues operating.

First, crews are building a new headworks facility valued at about $565 million. This structure handles the initial stage of treatment where raw sewage enters the plant

The headworks facility removes debris, sand, and other solids before wastewater moves deeper into the treatment system. Consequently, the new infrastructure improves efficiency and reliability for the entire treatment process.

Engineers constructed the new pumping systems several storeys underground. These massive pumps lift wastewater approximately 22 meters so gravity can move it through the plant.

Meanwhile, contractors integrated the new infrastructure with existing systems without interrupting daily operations. Specialized teams also conducted underwater work to connect pipelines and mechanical systems safely

In addition, crews completed several supporting upgrades including electrical power systems and digital control improvements. These systems ensure the facility can operate efficiently for decades.

Why Winnipeg’s North End Water Pollution Control Centre Upgrade Matters

The Winnipeg’s North End Water Pollution Control Centre upgrade is essential for environmental protection and urban growth. The plant treats roughly 70 percent of the city’s wastewater and processes biosolids from all three treatment plants

However, existing infrastructure is nearing capacity due to population growth and expanding industrial activity. Without the upgrades, the city could face wastewater capacity shortages within several years.

Therefore, city planners emphasize that the modernization program is critical for Winnipeg’s long‑term development. If the facility reaches its limits, new housing projects and industrial expansion could stall.

Moreover, the upgrades will significantly reduce nutrient pollution entering regional waterways. The project targets nitrogen and phosphorus reductions that contribute to algae growth in Lake Winnipeg.

As a result, improved treatment processes will protect aquatic ecosystems and support recreational water use. These environmental improvements align with provincial licensing requirements and regional water quality goals.

Future Phases of Winnipeg’s North End Water Pollution Control Centre Upgrade

The project’s second phase focuses on biosolids processing infrastructure estimated at about $1.035 billion. This stage will transform sewage sludge into stabilized biosolids suitable for reuse as fertilizer

New facilities will treat and process sludge more efficiently while recovering valuable nutrients from wastewater streams. Construction on this stage is expected to begin soon and continue through the end of the decade

The final phase will deliver advanced nutrient removal systems costing about $1.57 billion. These facilities will use bioreactors, fermenters, and secondary clarifiers to remove contaminants before water returns to the river system

Bioreactors provide controlled environments where microorganisms break down pollutants in wastewater. Fermenters further support microbial processes that degrade organic materials.

City officials believe completing the entire upgrade could generate significant economic benefits. Analysts estimate the project could unlock billions in economic growth while improving environmental outcomes.

Similar to Winnipeg’s North End Water Pollution Control Centre upgrade, North American wastewater facilities are also adopting advanced technologies to improve efficiency. For instance, the Downers Grove Wastewater Treatment Center in Illinois, USA recently boosted its biogas production by 20% using a Landia digester mixing system. This demonstrates how modern equipment upgrades can enhance energy recovery and operational performance, offering valuable insights for large-scale municipal treatment projects like NEWPCC.

Project Fact Sheet

Project Name: Winnipeg’s North End Water Pollution Control Centre Upgrade (NEWPCC)

Location: Winnipeg, Manitoba, Canada

Project Value: Approximately $3.2 billion

Type of project: Wastewater treatment plant modernization and expansion

Project Scope:

• Construction of a new headworks facility
• Installation of large underground wastewater pumping systems
• Electrical power supply upgrades
• Distributed control system improvements
• Primary clarification system upgrades
• New biosolids processing facilities
• Advanced nutrient removal systems including bioreactors and fermenters

Key Phases:

• Headworks and Power Supply Facility – $565 million
• Biosolids Facilities Upgrade – $1.035 billion
• Nutrient Removal Facilities – $1.57 billion

Construction Start: 2021

Estimated Completion: Around 2030

Treatment Capacity:

• Processes about 70% of Winnipeg’s wastewater
• Handles biosolids from all city treatment plants

Environmental Benefits:

• Reduction of phosphorus and nitrogen entering waterways
• Improved water quality in Lake Winnipeg
• Lower pathogen levels through advanced treatment systems
• Increased wastewater capacity for population growth

Project Team and Contractors

Project Owner: City of Winnipeg – Water and Waste Department

Delivery Teams & Contractors:

• Red River Biosolids Partners General Partnership (Consortium)
• Aecon Group Inc. – Lead partner
• Oscar Renda Contracting of Canada Inc. – JV partner
• MWH Constructors Canada Ltd. – Consortium partner
• Red River Solutions (JV) – Headworks facility design-build
• Hatch Ltd. – Lead engineering designer
• Black & McDonald – Electrical and power systems contractor

Key Stakeholders:

• City of Winnipeg
• Province of Manitoba
• Government of Canada
• Regional environmental agencies
• Water and wastewater regulatory authorities

Technical Disciplines Involved:

• Civil and structural engineering
• Mechanical and process engineering
• Electrical and power systems engineering
• Environmental engineering
• Construction management and commissioning