Supply And Demand


The amount of electricity generated to meet the needs of customers at any point in time. On the island, there is a maximum amount of generation available.


The electricity needed by residential and business customers. Demand is forecasted in advance of each day to ensure supply is available to meet the electricity needs of customers.

PUB Daily System Updates

Click above for Hydro’s System supply and demand status reports, provided to the Public Utilities Board daily.

Newfoundland and Labrador Hydro is the primary supplier of electricity in the province. On the Island, our generation assets include six hydroelectric plants, the Holyrood Thermal Generating Station, three combustion turbines, and two diesel plants. In addition, Hydro purchases power from some non-utility generators.

Current Island System Generation

785 MW

AS OF 6/18/2019 11:25 AM

Current system generation = current demand on the system

Hydro’s System includes six hydroelectric plants including Bay d’Espoir, Cat Arm, Granite Canal, Hinds Lake, Paradise River; and Upper Salmon; the thermal generating plant in Holyrood; gas turbines in St. John’s and Stephenville; and diesel plants in Hawke’s Bay and St. Anthony. Hydro also purchases power from some non-utility generators. Any generation from these generators is included in the Hydro System Generation and includes: Star Lake, Rattle Brook, Corner Brook Pulp and Paper, and wind generation from the St. Lawrence and Fermeuse wind farms.