Deep Lake Water Cooling System
The Deep Lake Water Cooling System or DLWC is a deep water source cooling project in Toronto, Canada. As a renewable energy project, it involves running cold water from Lake Ontario, to air-condition buildings located downtown Toronto.
| Deep Lake Water Cooling System | |
|---|---|
| Location | |
| Country | Canada |
| Province | Ontario |
| Coordinates | 43.61543°N 79.38200°W |
| General information | |
| Type | Water |
| Owner | Enwave |
| Partners | Toronto Water |
| Contractors | McNally International |
| Construction started | 1997 |
| Commissioned | August 17, 2004 |
| Technical information | |
| Length | 5 km (3.1 mi) |
| Maximum discharge | 453 Million Litres Per Day (Raw Water) 440 Million Litres Per Day (Potable Water) |
| Diameter | 1,600 mm (63 in) |
| Pumping stations | Toronto Island Water Treatment Plant - Raw Water Pumping Station, John Street Pumping Station and Energy Transfer Station. |
The DLWC was built by Enwave, and opened August 17, 2004. Notable clients include Toronto-Dominion Centre, Royal Bank Plaza, RBC Centre, Metro Toronto Convention Centre and Scotiabank Arena.
Compared to traditional air-conditioning, Deep Lake Water Cooling reduces electricity use by 75%, and may eliminate 40,000 tonnes of carbon dioxide, the equivalent of taking 8,000 cars off the streets.
| Deep Lake Water Cooling Expansion (4th Intake) | |
|---|---|
| Location | |
| Country | Canada |
| Province | Ontario |
| General information | |
| Type | Raw Water |
| Owner | Enwave |
| Partners | Toronto Water |
| Contractors | C&M McNally, Dean Construction |
| Construction started | 2021 |
| Commissioned | 2024 |
| Technical information | |
| Length | 3.3 km (2.1 mi) |
| Maximum discharge | 251 Million Litres Per Day |
| Diameter | 1,600 mm (63 in) |
| Pumping stations | John Street Pumping Station Lake Water Pumps |
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