2026-11-05 Helen Ydinvoima Oy, the nuclear subsidiary of Helsinki energy company Helen, published its Environmental Impact Assessment Programme for public consultation, starting the statutory Finnish EIA for a small nuclear power plant serving Helsinki, with candidate sites at Salmisaari, Vuosaari and Norrberget; options span a 600 MW thermal heat-only plant (630 MW reactor) and 700 MW thermal / 500 MW electrical cogeneration, the latter not feasible at Salmisaari, with the assessment report due in 2028 and a siting decision targeted the same year (World Nuclear News). Helen aims for carbon-neutral energy production by 2040. Watch: statements on the EIA programme, the 2028 report and siting decision, and the choice of plant supplier.