Devonport

rebuild to meet the requirements of the Navy’s futuristic
Dreadnought-class ballistic missile subs, you might be left thinking about
the potential risks of an increased nuclear presence in the west of
Plymouth. Although the subs won’t enter service until the 2030s, it’s
better to be safe than sorry. Or maybe you’ve considered the potential risk
associated with the 12 submarines which still have their nuclear cargo
intact on the dock.

 Plymouth Live 29th Dec 2021

 https://www.plymouthherald.co.uk/news/plymouth-news/what-nuclear-disaster-declared-plymouth-6238969