Hydro One Networks
Welcome to the Network Operating Website

Hydro One Network’s state-of-the-art Ontario Grid Control Centre (OGCC) located in Barrie is responsible for the operation of the Hydro One owned transmission and distribution systems. OGCC is a world-class facility managing the grid with a Network Management System of advanced industry applications, technology and skilled staff.

The OGCC has operational contact with over 300 large customers including Local Distribution Companies, large industrials and generators plus several Transmitters internal and external to the Province.

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  This secure website requires a user ID and password. Once logged in, you can view your company-specific operating communications, including: Customer Notification Bulletins (CNBs), Briefings, Connections Agreements, Operating diagrams, OGCC phone system instructions and other operating-related information.

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