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Notices

Tableau Outage – Scheduled Maintenance

Posted: October 22, 2026

The Tableau tool and all public reports on the AER website will be unavailable, Thursday, October 29, 2026, from 3:30 p.m. to 5:00 p.m. due to scheduled maintenance. For questions about the outage, contact the Customer Contact Centre at 403-297-8311 ( 1-855-297-8311 toll-free) or inquiries@aer.ca.

This page lists notices of the filing of applications, application amendments, and notices of AER hearings.

A notice may tell you

  • what a project is about,
  • how to get more information about a project,
  • how to file a statement of concern,
  • how to request to participate in a hearing, and
  • what our filing deadlines are.

Most notices are on the Public Notice of Application page, which has automatically generated notices for most applications related to energy development.

In the table of notices below, click on the column heading to change the sort order.

Application ReferenceNotice TypeCompany NameApplication Number(s)Date Sort ascending
Application 21.M.008Notice of Application - Westlock County, ABHamptons Oil Ltd.21.M.008
Application 1934252Notice of Application - Changes to Time Bound Conditions for Frontier ProjectTeck Resources Limited1934252
Application 1934199Notice of Application - Long Lake ProjectCNOOC Petroleum North America ULC1934199 and 014-00137467
Application 1933887Notice of Application - Mildred Lake – North Mine Centre Pond Tailings PlanSyncrude Canada Limited1933887 and 057-00000026
Application 00001495-014Notice of Application - Carson Creek & Goose River Projects and Miscellaneous Water SourcesACCEL Canada Holdings Limited00001495-014, 00001612-008, etc.
Application 1933542Notice of Application - Hangingstone SAGD Expansion ProjectJapan Canada Oil Sands Limited1933542 and 010-153105
Application 1933468Notice of Application - Primrose and Wolf Lake In Situ Oil Sands ProjectCanadian Natural Resources Limited1933468, 032-11115
Application 1933368Notice of Application - Judy Creek and South Hills ProjectsACCEL Energy Canada Limited1933368
Application 193361Notice of Application - CleanSeas Demonstration PlantEnlighten Innovations Inc (Field Upgrading Limited)1933361, 001-00475904
Application 016-206355 and 1933240Notice of Application - Sunrise Thermal ProjectCenovus Energy Inc.016-206355, 1933240