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CommissioningNuclear
Darlington Refurbishment
Ontario Power Generation · Clarington, ON
Overview
The refurbishment of Darlington’s four existing CANDU units, the programme that has run closest to its original schedule and budget of any Canadian nuclear megaproject. Its delivery record is the benchmark the Pickering B and Bruce programmes are argued against.
- Owner
- Ontario Power Generation
- Province
- Ontario
- Location
- Clarington, ON
- Category
- Nuclear
- Phase
- Commissioning
- Estimated cost
- $12.8 billion
- Expected completion
- 2026
Latest update
Listed sixth among Canadian capital projects at $12.8 billion.
Jan 15, 2026
Project timeline
Recent news
No matched coverage yet. Grid Monitor archives every article it matches to this project.
Sources
- OPG — Darlington refurbishmentOfficial
Also reported as: Darlington Nuclear Refurbishment · Darlington Units 1-4 Refurbishment
Tracked since Sep 21, 2026
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