Back to today’s briefing

Story perspectives

Soviet Submarine Komsomolets Leaks Near Norway, No Immediate Threat

3/24/2026

42 8 Full Breakdown

Summary

Story summary

The Komsomolets (K-278), a Soviet nuclear-powered submarine, lies 5,511 feet below the Norwegian Sea with two nuclear weapons and a leaking reactor.
Norway's Radiation and Nuclear Safety Authority found an active leak from a ventilation pipe, but rapid dilution limits any marine-life threat.
Researchers noted that Russia's early 1990s remediation efforts have held up well, with no plutonium detected near the torpedo compartment.

1 of 1

Story summary

The Komsomolets (K-278), a Soviet nuclear-powered submarine, lies 5,511 feet below the Norwegian Sea with two nuclear weapons and a leaking reactor.
Norway's Radiation and Nuclear Safety Authority found an active leak from a ventilation pipe, but rapid dilution limits any marine-life threat.
Researchers noted that Russia's early 1990s remediation efforts have held up well, with no plutonium detected near the torpedo compartment.