Fortum tests safety valves at Loviisa nuclear plant on July 31

• Fortum’s Loviisa nuclear power plant will test fresh-steam safety valves on unit 2 on July 31, starting at 8:00 a.m. local time.
• The test is expected to last about five hours.
• The procedure will produce loud venting noise near Hästholmen.
• Visible steam releases are expected.
• The plant states the steam is clean water vapor and non-radioactive.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Fortum Oyj published the original content used to generate this news brief on July 30, 2026, and is solely responsible for the information contained therein.