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Small nuclear reactor plans begin

Electricity Generating Authority of Thailand (Egat) outlines a five-phase roadmap for the country's first small modular reactor (SMR), a 300-megawatt unit, aiming for commercial operation by 2037.

By ASEAN Rising Newsroom12 September 2026

Long Delivery Horizon Tests Thailand Nuclear Ambition

Egat's 13-year timeline to deploy a 300-megawatt small modular reactor highlights the long execution runway required to introduce nuclear power to Thailand's energy mix. A five-phase roadmap gives structural clarity, but moving from planning to construction requires early alignment on regulatory frameworks, technology sourcing, and public consensus. In regional infrastructure, early-phase delays in policy and site approval frequently stall projects before physical capital is ever deployed.

The primary execution test over the coming years lies in institutional readiness. Egat must build technical capacity and secure vendor partnerships without allowing initial phase deadlines to slip. For investment committees and power operators, the critical indicator to track is how quickly Thailand establishes its dedicated nuclear regulatory apparatus, which will dictate whether SMR technology can realistically enter the long-term energy pipeline.

#Infrastructure