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Small Modular And Advanced Reactor Database

Total number of countries

19

Under construction

0

In operation

0

Conceptual design

0

Preliminary design

0

Basic design

0

Detailed design

0

Distribution by country of origin

US 38
Russia 17
China 10

Distribution by size

Small 23
Large 21
Medium 14

Distribution by electric output

No electric power 19
1 - 10 10
11 - 50 15

Distribution by thermal output

1 - 200 50
201 - 400 17
401 - 600 13

Distribution by fuel class

HALEU 56
LEU 47
MOX 14
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Showing 112 results
Name
Country
Reactor type Size
Electric Output (MWe)
Thermal Output (MWt)
Spectrum
Fuel class
Last Updated
Rolls-Royce SMR UK Pressurised Water Reactor Large 470 1358 Thermal LEU 16 Jun 2026
SMR-300 US Boiling Water Reactor Large 300 1000 Thermal LEU 16 Jun 2026
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