PHWR

Pressurized Heavy Water Reactor

Uses heavy water (deuterium oxide) as coolant and moderator. Can use natural uranium fuel. The CANDU reactor from Canada is the most common design.

74 reactors • 10 countries • 26,272 MW operational capacity

46
Operational
1
Under Construction
10
Planned
12
Shutdown
India (28)
Canada (26)
South Korea (6)
Romania (5)
Argentina (3)
China (2)
Sweden (1)
United States (1)
Pakistan (1)
Germany (1)

Data source: IAEA PRIS database • Updated regularly