Darlington nuclear plant's SMR project faces delays and cost overruns

Ontario's first small modular reactor at Darlington is running behind schedule and over budget, prompting questions about the economics and feasibility of planned additional units.

First covered Nov 15, 2026 · 7:56 AM PT · 1 article

Darlington nuclear plant's SMR project faces delays and cost overruns — Image via cleantechnica.com

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3h CleanTechnica Darlington’s First SMR Is Late and Over Budget. Ontario Needs to Rethink the Next Three. — Darlington's SMR budget and schedule have broken before the design has stabilised. Ontario has cheaper clean energy procurement contracts, but must compare…

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nucnet.org OPG Begins ‘Comprehensive Assessment’ As Canada SMR Project Faces Delays And Budget Overruns

tvo.org ANALYSIS: Has the trade war come for Ontario’s marquee nuclear project?

world-nuclear-news.org OPG set to revise timeline and cost of first SMR unit - World Nuclear News

richtv.io Ottawa maintains support as Darlington SMR faces delays and cost reset

nuclear-news.net Darlington small modular reactor faces delay and cost overruns, prompting OPG assessment. « nuclear-news

Appeared in: 2026-11-15 (#1)

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Darlington nuclear plant's SMR project faces delays and cost overruns

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