Calgary Nears End of Water Restrictions as Bearspaw Main Repairs Progress

Sarah Bouchard, Energy & Environment Reporter (Calgary)
4 Min Read
⏱️ 3 min read

The City of Calgary is on track to lift water restrictions within days, following the successful refilling of the Bearspaw South Feeder Main. This significant infrastructure project, which addressed critical repairs on nine sections of the pipeline, is set to restore the city’s primary water supply, promising a return to normalcy for residents.

Progress on Repairs

As of now, crews have completed refilling the Bearspaw South Feeder Main, a crucial conduit that typically supplies around 60 per cent of Calgary’s water. Michael Thompson, the city’s general manager of infrastructure services, confirmed that water sampling and testing are underway to ensure compliance with regulatory standards. “These tests take time, and we are committed to ensuring everything meets or exceeds safety requirements,” he stated.

The feeder main has been offline since March 9, forcing Calgary to rely heavily on the smaller Glenmore Reservoir to supply its water needs. With repairs now concluded, Thompson indicated that if tests confirm the water’s safety, the city could resume normal operations as early as Thursday.

Anticipated Water Quality Changes

Once the testing process is complete and results are favourable, the city will begin to reopen valves and activate pumps at the Bearspaw Water Treatment Plant. Residents can expect some initial cloudiness in their tap water as the system stabilises. “This is a temporary situation that should clear up within 24 hours,” Thompson reassured, adding that the water will remain safe to drink throughout the process.

However, there are concerns regarding potential new breaks in the pipe as the pressure increases with the reintroduction of water. To mitigate any risk of flooding, temporary barriers have been erected in the Bowness and Montgomery areas to direct excess water towards the Bow River, ensuring community safety.

Future Inspections and Upgrades

In addition to the immediate repairs, the city has plans for further inspections. Beginning around April 9, a specialised tool known as a pipe diver will be employed for an internal examination of the main where it exits the Bearspaw Water Treatment Plant. Following this inspection, crews will need to halt water flow briefly to drain the pipe and retest the water quality.

This proactive approach is part of a broader strategy to upgrade Calgary’s water infrastructure. City council recently approved a substantial investment of £609 million for enhancements to the feeder main and associated water systems, aiming to bolster reliability and safety for the future.

Why it Matters

The successful completion of the Bearspaw South Feeder Main repairs is a critical step towards ensuring Calgary’s water security and resilience. As the city navigates the challenges of urban water management, the restoration of this vital supply line not only alleviates immediate concerns for residents but also reinforces the importance of investing in sustainable infrastructure. With ongoing improvements, Calgary is positioning itself for a greener, more reliable future in water resource management, balancing the needs of its growing population with environmental stewardship.

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