Your browser is no longer supported

To get the best experience with www.aeso.ca, we suggest using a newer version of Internet Explorer/Edge, or using another supported browser such as Google Chrome.

ETS users may continue to log in using Internet Explorer 9 using the upper right hand link marked ETS Login.

    View all projects

    Wabasca 720S Substation Upgrade

    ATCO Electric Ltd. (ATCO) has applied to the Alberta Electric System Operator (AESO) for additional transmission capacity to serve a new industrial demand for electricity in the Wabasca area. ATCO’s request can be met by upgrading the existing Wabasca 720S substation including adding a new 25 kV breaker and by replacing the existing telecommunications tower.

    Need overview

    Need for the Wabasca 720S Substation Upgrade in the Wabasca area

    Notification of regulatory filing advertisement

    AESO Public Notification of NID Filing Addressing the Need to Modify the Wabasca 720S Substation

    Needs Identification Document

    Wabasca 720s Substation Modification NID

    Application for cancellation of NID approval

    Application for Cancellation of NID Approval

    Stakeholder Update – Project Cancellation