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Buildings on St. George campus connected to underground geoexchange system

By District Energy posted 08-12-2025 17:36

  

U of T News

Summary

Construction crews are busy connecting buildings on the University of Toronto’s historic St. George campus to Canada’s largest urban geoexchange system – a massive, underground thermal battery that is transforming how the university heats and cools its buildings. 

This marks the latest phase of Project Leap, the university’s ambitious plan to reduce greenhouse gas (GHG) emissions at St. George by over 50 per cent by the end of 2027.  

“The geoexchange was built as part of the Landmark Project, but through Project Leap we are expanding its reach, adding new connections and heat pumps that will dramatically increase its capacity,” says Scott Hendershot, senior manager, sustainability at U of T Facilities & Services. “This will unlock its full storage capacity, equivalent to the energy from 250,000 electric vehicle batteries.” 

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