Transmission Projects
Projects are any upgrades, reinforcements, system expansions or customer connections that modify the transmission system in the province.
Latest Updates
Latest updates
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AESO NID Approval Cancellation Filed: McLaughlin Wind Power Plant Connection
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Cancellation Notice: McLaughlin Wind Power Plant Connection
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NID Approval Cancellation filed: Drywood Expansion Power Plant Connection
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Cancellation Notice for the Drywood Expansion Power Plant Connection
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Cancellation Notice: Kirkcaldy Solar Energy Centre Connection
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Cancellation Notice: Coleman 799S Substation Upgrade
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Cancellation Notice: Sol Aurora Project Connection
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Cancellation Notice: Lathom Solar Project Connection
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AESO NID Approval Cancellation filed: Whitetail Peaking Station Connection
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Cancellation Notice: Whitetail Peaking Station Connection
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Notice of Filing: Kirkcaldy Solar Energy Centre Connection
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AESO NID Cancellation Filed: Hughes 2030 Substation
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Cancellation Notice: Hughes 2030S Substation
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Cancellation Notice: Canada Kuwait Petrochemical Facility Connection
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Need Overview: Prominence Solar Project Connection
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AESO NID Cancellation Filed: Suncor Forty Mile Wind Power Project Whitla Connection
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Cancellation Notice: Suncor Forty Mile Wind Power Project Whitla Connection
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Abbreviated Needs Approval Process: Notice of Approval for the Sollair Solar Energy Project Connection
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Market Participant Notification for the Lathom Solar Project Connection in the Bassano area
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Abbreviated Needs Approval Process: Notice of Consideration for the Sollair Solar Energy Project Connection
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Updated Need Overview: Wild Rose 2 Wind Power Project Connection
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Cancellation Notice: Wild Rose 1 Wind Power Project Connection
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Abbreviated Needs Approval Process: Notice of Approval for the Wheatcrest Solar Project Connection
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Need Overview: Sol Aurora Project Connection
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Abbreviated Needs Approval Process: Notice of Consideration for the Wheatcrest Solar Project Connection
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AESO NID Filed: Forty Mile Wind Power Plant Connection
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Need Overview: Kirkcaldy Solar Energy Centre Connection
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Market Participant Notification for the Sollair Solar Energy Project Connection in the Airdrie area
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AESO Checklist NID Filed: Genesee Units G6 and G7 Connection
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AESO Checklist NID Amendment Filed: Paintearth Wind Project Connection
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Market Participant Notification for the Wheatcrest Solar Project Connection in the Enchant area
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Notice of Filing: Forty Mile Wind Power Plant Connection
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Notice of Filing: Genesee Units G6 and G7 Connection
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Notice of NID Approval Amendment Filing: Paintearth Wind Project Connection
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Market Participant Notification for the Forty Mile Wind Power Plant Connection in the Bow Island area
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Abbreviated Needs Approval Process: Notice of Approval for the Hilda Wind Power Project Connection
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Abbreviated Needs Approval Process: Notice of Approval for the Freer 2043S Substation
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Abbreviated Needs Approval Process: Notice of Consideration for the Hilda Wind Power Project Connection
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Abbreviated Needs Approval Process: Notice of Consideration for the Freer 2043S Substation
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Updated Need Overview: Paintearth Wind Project Connection
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Market Participant Notification for the Hilda Wind Power Project Connection in the Cypress County area
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Need Overview: Lathom Solar Project Connection
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Need Overview: Sollair Solar Energy Project Connection
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AESO NID Filed: Wheatland Wind Project Connection NID Approval Amendment
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Need Overview: Forty Mile Wind Power Plant Connection
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Need Overview: Genesee Units G6 and G7 Connection
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Cancellation Notice: Deerland Peaking Station Energy Connection
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Notice of NID Approval Amendment Filing: Wheatland Wind Project Connection
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Need for the Hilda Wind Power Project Connection in the Cypress County area
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Market Participant Notification for the Wheatland Wind Project Connection in the Dorothy Area
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AESO Checklist NID Filed: Sharp Hills Wind Farm Connection NID Approval Amendment
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AESO NID Checklist Filed: Grizly Bear Creek Wind Power Plant Connection Amendment
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Need Overview: Freer 2043S Substation
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Need Overview: Wheatcrest Solar Project Connection
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AESO Checklist NID Filed: Hand Hills Wind Project Connection
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Notice of Amended Filing: Sharp Hills Wind Farm Connection
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Notice of Amended Filing: Grizzly Bear Creek Wind Power Plant Connection
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Notice of Filing: Hand Hills Wind Project Connection
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NID Approval Cancellation Filed: Eyre 558S Substation
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NID Approval Cancellation Filed: Armitage 949S Substation
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NID Approval Cancellation Filed: Currant Lake 986S Substation
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Market Participant Notification for the Grizzly Bear Creek Wind Power Plant Connection in the Vermillion area
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Market Participant Notification for the Hand Hills Wind Project Connection in the Delia area
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Cancellation Notice: Westlock 438S Substation Upgrade and Fort Assiniboine 234S Substation Modification
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Cancellation Notice: Armitage 949S Substation
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Cancellation Notice: Currant Lake 896S Substation
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Cancellation Notice: Eyre 558S Substation
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NID Approval Amendment: Vincent 2019S Substation and the Grizzly Bear Creek Wind Power Plant Connection
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Cancellation Notice: Vincent 2019S Substation
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AESO NID Cancellation Filed: Peace Butte Wind Energy Connection
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ANAP Approval: North Lethbridge 370S Substation Modification Project
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AESO NID Filed: Horizon Mining 838S Substation Modification
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Grizzly Bear Creek Wind Power Plant Connection
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Notice of Intention to Consider ANAP: North Lethbridge 370S Substation Modification Project
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Updated Need Overview: Wheatland Wind Project Connection
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Need Overview: Hand Hills Wind Project Connection
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Notice of Filing: Horizon Mining 838S Substation Modification
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AESO NID Filed: Garden Plain Wind Power Project Connection
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North Lethbridge 370S Substation Modification Project
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Notice of Filing: Garden Plain Wind Power Project Connection
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Market Participant Notification for the Garden Plain Wind Power Project Connection
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ANAP Approval: Summerside Substation Upgrade
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Cancellation Notice: Old Elm Wind Farm Project Connection
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AESO NID Filed: Lanfine North Wind Power Project Connection
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Notice of Intention to Consider ANAP: Summerside Substation Upgrade
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Updated Need Overview: Sharp Hills Wind Farm Connection
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AESO Amended NID Filed: Paintearth Wind Project Connection
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Need Overview: Horizon Mining 838S Substation Modification
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Notice of Filing: Lanfine North Wind Power Project Connection
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Updated Need Overview: Garden Plain Wind Power Project Connection
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ANAP Approval: North Lethbridge 370S Substation Upgrade
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Notice of Amended Filing: Need for the Paintearth Wind Project Connection in the Halkirk area
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Notice of Intent to Consider ANAP: North Lethbridge 370S Substation Upgrade
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Market Participant Notification for the Paintearth Wind Project Connection in the Halkirk area
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Market Participant Notification for the Pattern Lanfine North Wind Power Project Connection in the Oyen area
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Updated Need Overview: Paintearth Wind Project Connection
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Need Overview: Summerside Substation Upgrade
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Need Overview: Coleman 799S Substation Upgrade
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AESO NID Cancellation Filed: Mustus Biomass Energy Connection
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Cancellation Notice: Capital Power Energy Centre Connection
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Cancellation Notice: Mustus Biomass Energy Connection
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Need Overview: North Lethbridge 370S Substation Upgrade
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Need Overview: Old Elm Wind Farm Project Connection
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AESO NID Cancellation Filed: Grist Lake 190S Substation Cancellation
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AESO NID Cancellation Filed: Calgary Energy Centre Peaking Plant Connection Cancellation
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Cancellation Notice: Grist Lake 190S Substation
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Cancellation Notice: Calgary Energy Centre Peaking Plant Connection
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AESO NID Filed: Cypress Wind Power Project Connection
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AESO NID Cancellation Filed: Carmon Creek Co-generation Connection
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Notice of Filing: Cypress Wind Power Project Connection
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AESO NID Filed: Rattlesnake Ridge Wind Project Connection
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Cancellation Notice: Carmon Creek Co-generation Connection
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Notice of Filing: Rattlesnake Ridge Wind Project Connection
Ongoing projects
View all projects with ongoing stakeholder engagement in Alberta below. Each page contains detailed information about the project. Once a project is in service, it will be removed from the website. If you need more information on any project, email us at: stakeholder.relations@aeso.ca
Read our planning area map.
Filter projects- NameRegionProject type
- 807L Capacity Increase (1381)NortheastSystem
- Addition of Voltage Support at Rycroft 730S Substation (1784)NorthwestSystem
- Aira Solar Project Connection (2461)SouthConnection
- Alberta - British Columbia Intertie Restoration (7006)SouthSystem
- Alderson Solar Power Project Connection (1828)SouthConnection
- Big Sky Solar Project Connection (2421)SouthConnection
- Brooks Solar Farm Connection (1927)SouthConnection
- Bowmanton 244S Substation Voltage Support Project (7083)SouthSystem
- Buffalo Plains Wind Farm Connection (2247)SouthConnection
- Buffalo Trail North Wind Project Connection (2232)SouthConnection
- Bull Trail Wind Connection (2342) SouthConnection
- Canyon Creek Pumped Hydro Energy Storage Project Connection (1756)CentralConnection
- Cascade Power Plant Project Connection (2032)CentralConnection
- Castle Downs Substation Modification (2543)EdmontonConnection
- Central East Transfer-Out Transmission Development (7001)CentralSystem
- Chapel Rock-to-Pincher Creek Transmission Development (7064)SouthSystem
- City of Edmonton Transmission Reinforcement (7078) EdmontonSystem
- Lindbergh Cogeneration Power Plant Alteration Connection (2034)CentralConnection
- Duchess Solar Project Connection (2218) SouthConnection
- Dunmore Solar Power Project Connection (2337)SouthConnection
- Halkirk 2 Wind Power Project Connection (2441)CentralConnection
- Enterprise Solar Project Connection (2300)SouthConnection
- Estuary Solar Project Connection (2418)SouthConnection
- Foothills Solar Project Connection (2422) SouthConnection
- Homestead Solar Project Connection (2445) SouthConnection
- Jurassic Solar Project Connection (2411) SouthConnection
- Luna Solar Project Connection (2447)SouthConnection
- Luna 2 Solar Project Connection (2506) SouthConnection
- Opal Gas Project Connection (2456)NorthwestConnection
- Prominence Solar Project Connection (2466)SouthConnection
- Provost to Edgerton and Nilrem to Vermilion Transmission Development (1781)CentralSystem
- Riplinger Wind Project Connection (2481)SouthConnection
- Saddlebrook Solar and Storage Project Connection (2334)SouthConnection
- SS-37 Substation Upgrade (2102)CalgaryConnection
- Suncor Base Plant Cogeneration Facility Connection (2082)NortheastConnection
- Transmission Enhancements in the MD of Greenview (2031)NorthwestConnection
- Vauxhall Solar Farm Connection (1926)SouthConnection
- Winnifred Wind Power Project Connection (2137)SouthConnection
- Transmission Enhancements in the Northeast Edmonton area (2453)EdmontonConnection
- Nova Solar Project Connection (2378)SouthConnection
- Vauxhall Area Transmission Development (7075)SouthSystem
- 853L Transmission Line Capacity Increase (7081)SouthSystem
- Georgetown Solar Project Connection (2396)SouthConnection
- Scotford 409S Substation Upgrade (2513)NortheastConnection
- Rainier Solar Project Connection (1987)SouthConnection
- Tempest Wind Power Project Connection (2490) SouthConnection
- Sunnynook Solar Connection (2464) SouthConnection
- Oyen Wind Power Project Connection (2356) CentralConnection
- Transmission Enhancements in the Town of Fox Creek area (2630)NorthwestConnection
- Lone Pine Wind Farm Connection (1824)SouthConnection
- Willow Ridge Wind and Battery Project Connection (2503)SouthConnection
- Petrolia 816S Substation Modification (2922)EdmontonConnection
- Peace Butte Wind Power Project Connection (2467) SouthConnection
- Flipi Gas Fired Generation Project Connection (2454) CentralConnection
- Blue Bridge Solar Park Connection (2091) SouthConnection
- Rising Sun Solar Project Connection (2540) CentralConnection
- Sunrise Solar Project Connection (2514) SouthConnection
- Laramide Battery Storage Facility Connection (2520) SouthConnection
- Eastervale Solar + Storage Project Connection (2566) CentralConnection
- Fort Saskatchewan Path2Zero Expansion Connection (2614)NortheastConnection
- Edmonton Carbon Capture Utilization and Storage Connection (2656) EdmontonConnection
