This is a list of dams and water reservoirs in Canada.
- Smallwood Reservoir, Churchill Falls generating station, largest capacity in North America (5,428 MW installed, expandable to 9,252 MW); the world's second-largest reservoir.
- Ossokmanuan Reservoir, Twin Falls generating station (diverted to Churchill Falls)
- Cat Arm Reservoir, Cat Arm Hydroelectric Generating Station
- Star Lake, Star Lake generating station
- Hinds Lake, Hinds Lake Hydroelectric Generating Station
- Deer Lake, Deer Lake generating station
- Paradise River Dam, Paradise River Hydroelectric Generating Station (the largest concrete arch dam in Eastern North America)
- Grand Falls Dam, Exploits River generating station
- Bishops Falls Dam, Bishops Falls generating station
Planned Upgrades or Projects
- Umbata Falls Hydroelectric Project - Installed capacity of 23MW Q2 2008. This project in progress is a partnership of the Pic River First Nation and Innergex II Income Fund (on the White River, near Marathon).
- Island Falls Hydroelectric Project - Installed capacity of 20 mW Q4 2009. Canadian Hydro Developers Inc. Location: Smooth Rock Falls.
- Glen Miller Hydroelectric Project - Innergex II Income Fund (Trenton).
Hydroelectric generation under development
- Little Long, Harmon, Kipling and Smoky Falls - 450MW
- Lower Sturgeon, Sandy Falls and Wawaitin - 16MW
- Mattagami Lake Dam - 5MW