Key Takeaways
- Chashma Nuclear Power Plant Unit-1 completed 427 days of uninterrupted operation.
- The plant achieved a World Association of Nuclear Operators Performance Indicator Index score of 100.
- PAEC credits the achievement to technical expertise and adherence to safety standards.
Chashma Nuclear Power Plant Unit-1 has set a new record for the longest continuous operating cycle, achieving 427 days of safe and uninterrupted operation during its 18th operating cycle.
According to the Pakistan Atomic Energy Commission (PAEC), the 325 megawatt C-1 plant maintained operations without interruption, a significant milestone in the country’s nuclear power sector.
The plant’s performance was recognized with a World Association of Nuclear Operators (WANO) Performance Indicator Index score of 100 in the first two quarters of 2026, placing it among the leading nuclear power plants globally.
PAEC attributed the achievement to the technical expertise, discipline, and teamwork of engineers, scientists, and other personnel at the Chashma Nuclear Power Generating Station, along with continued guidance from PAEC management and adherence to nuclear safety standards.
This record-breaking performance highlights Pakistan’s commitment to nuclear safety and operational excellence in the energy sector.
The success of C-1 has significant implications for Pakistan’s energy security and could potentially influence regional dynamics, particularly in light of ongoing tensions with India.
PAEC’s achievement underscores the country’s capability in managing and operating nuclear power plants safely and efficiently, setting a benchmark for other nuclear facilities in the region.
The plant’s strong performance indicators reflect a commitment to international standards and best practices in nuclear energy management.





