As of March 2021, the World Nuclear Association lists 54 power reactors under construction where the first concrete for reactor has been poured. Construction on five of these is currently suspended: Angra 3 (Brazil); Ohma 1 and Shimane 3 (Japan); Khmelnitski 3&4 (Ukraine) [World Nuclear Association 28 Mar 2021].
Of the remaining 49 power reactors under construction:
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- 1 is a 25 MWe small Pressurised Water Reactor (PWR) being built in Argentina,
- 1 is a 211 MWe High Temperature Pebble Bed reactor (HTR-PM) being built in China,
- 1 is a 500 MWe Fast Breeder Reactor (FBR) being built in India,
- 2 are 600 MWe Fast Reactors (CFR-600) being built in China,
- 3 are 700 MWe Pressurised Heavy Water Reactors (PHWR-700) being built in India,
- 2 are 471 MWe pressurised water reactors (VVER-440) being built in Slovakia, and
- 39 are larger pressurised water reactor between 1000 and 1720 MWe being built in 14 countries.
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