Topic
Cooling Systems
Paks returns two reactors to nominal power as Danube rises
Hungary's Paks nuclear plant returned Units 1 and 3 to nominal power after low Danube levels constrained cooling water, restoring two of four reactors.

Cernavoda shuts both reactors as Danube falls below cooling threshold
Romania shut both Cernavoda reactors after the Danube fell below the plant's 185-centimetre operating threshold, cutting nuclear output during drought.

Jellyfish Take Three Gravelines Reactors Offline
EDF shut three Gravelines reactors after jellyfish clogged cooling-water pumps, leaving one of six units at full power while a fourth ran at half output.
