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2026 maintenance work completed at Russia's Kursk NPP

All 2026 maintenance work at Russia's Kursk NPP has been completed. In the final phase, the plant compressed the maintenance duration by 23.5 days, which is expected to increase electricity generation by approximately 500 million kWh. On August 27, 2026, Unit 4 of Kursk NPP returned to rated power operation after completing scheduled preventive maintenance with modernization upgrades ahead of schedule. The maintenance was completed 20 days ahead of the original plan while ensuring safety and quality. The main maintenance work this cycle was concentrated in the reactor building and turbine hall, including maintenance of multiple forced circulation loop equipment, the reactor emergency cooling system, the blowdown and cooling system, as well as Units 7 and 8...

2026-09-03

Russia's Kola NPP Launches Construction of Nuclear-Powered Hydrogen Production Pilot Complex

Kola NPP, a subsidiary of Rosatom, has commenced construction of a hydrogen production pilot test complex within its site, with the project scheduled for completion next year. The complex will be used to validate large-scale water electrolysis hydrogen production technology, as well as technical routes related to hydrogen handling, storage, and transportation. A key feature of the project is the use of low-carbon electricity supplied by the nuclear power plant to reduce the dependence of the hydrogen production process on hydrocarbon fuels. According to the design, the pilot test complex will have a hydrogen production capacity of 200 standard cubic meters per hour. The project will be implemented in two phases: the first phase will involve commissioning an electrolysis unit with a capacity of 50 standard cubic meters per hour and constructing hydrogen storage...

2026-09-03

Bulgaria Approves Procurement of Russian-Made Equipment for Kozloduy NPP

Bulgaria's government press office reported on September 2 that the government has issued a special permit to Kozloduy NPP, allowing it to procure equipment and materials from Russia necessary for the continued safe operation of the plant. The Bulgarian government stated that ensuring nuclear safety and accident-free power generation requires regular procurement of spare parts from the designers, engineers, and manufacturers of the plant's equipment. Since most systems and equipment at Kozloduy NPP originate from Russia, multiple contracts concerning the supply of equipment needed for the reliable and safe operation of Units 5 and 6 have been or are about to be signed with Russian suppliers. The government also authorized Bulgaria's National Electric Company to...

2026-09-03

Russia plans to launch main construction of Primorsky Krai NPP in 2027

Alexey Likhachev, Director General of Rosatom, said recently during the Eastern Economic Forum that the first concrete pour for the Primorsky Krai nuclear power plant is planned for 2027, with the first batch of electricity to be connected to the grid in 2032. Likhachev stated that relevant work is progressing toward these target timelines. Following conventional practice in nuclear power project construction, the first concrete pour is generally regarded as a key milestone marking the transition of a nuclear project into its main construction phase. During the same forum, Dmitry Demeshin, Governor of Khabarovsk Krai, proposed that consideration be given to building nuclear power plants in parallel in both Khabarovsk Krai and Primorsky Krai...

2026-09-03

Uzbekistan Proposes Joint Venture to Manage Nuclear Power Plant Construction Project

The press service of Uzbek President Shavkat Mirziyoyev announced that Uzbekistan has proposed establishing a joint venture to manage the construction of a domestic nuclear power plant with the participation of Russia's State Atomic Energy Corporation (Rosatom). On September 2, Mirziyoyev was briefed on the progress of the comprehensive nuclear power plant in the Jizzakh region and the construction of a supporting modern satellite city. According to the relevant arrangements, to improve project management, strengthen technical control, and conduct independent reviews of technical solutions, Uzbekistan plans to establish a joint venture in cooperation with leading foreign engineering companies. The statement also noted that the project will promote the alignment of relevant standards with Uzbekistan's national system, with plans to introduce approximately 100...

2026-09-03

Chornobyl NPP Advances Phase 2 of Decommissioning

The decommissioning of the Chornobyl Nuclear Power Plant (ChNPP) is currently in the second of four phases, with the primary task being the final shutdown and decommissioning preparation of Reactors 1, 2, and 3. To date, ChNPP staff are advancing on-site preparation work within the protected area of the first-stage units. Among these, site preparation for Unit 2 is 94% complete, while Unit 1 stands at 44%. Related work includes dismantling systems and components within the protected area, removing thermal insulation and combustible materials, stripping electrical, signal, and control cables, and sealing wall penetrations, mounting holes, and process openings at the boundary between the protected and controlled areas, as well as installing fire-resistant panels and fire barriers on wall openings and ventilation ducts within the protected area.

2026-09-02

Russia's Kola NPP Completes 2026 Maintenance Program

Unit 2 of Russia's Kola Nuclear Power Plant was reconnected to the grid at 15:58 Moscow time on August 31, 2026, following the completion of scheduled preventive maintenance and partial modernization. This marked the conclusion of the plant's 2026 maintenance program. It was also the first time since the plant's commissioning that the annual maintenance plan was completed during the summer season. The maintenance of Unit 2 lasted 29.5 days. During this period, plant personnel and contractors performed medium repairs and related maintenance on key equipment, covering multiple areas including the reactor building, turbine hall, and electrical systems. In the reactor building, the scope of work included major repairs of some steam generators, main circulation pumps, and primary circuit piping, as well as nuclear fuel reloading, reactor assembly disassembly, and in-vessel component maintenance. In the turbine hall, workers completed repairs of the turbine-generator unit, circulation pumps, low-pressure heaters, and moisture separator reheaters. The electrical scope included repairs of transformers and diesel generators.

2026-09-02

Unit 1 of Russia's Kalinin NPP completes scheduled maintenance ahead of schedule

Unit 1 of Russia's Kalinin Nuclear Power Plant has been restored to rated power operation after completing equipment modernization and planned major overhaul. The unit was connected to the grid on August 27, 2026, with maintenance work completed two days ahead of the original schedule. Kalinin NPP is a nuclear power plant under Rosenergoatom, located in Udomlya, Tver Oblast, Russia. During this maintenance period, plant personnel and experts from Atomenergoremont completed nuclear fuel reloading, preventive maintenance of the reactor plant and turbine-generator unit, metal condition inspection of major equipment, and diagnostic testing of heat exchange tubes in 2 of the 4 steam generators, among other tasks...

2026-09-02

Russia's Smolensk NPP begins loading improved nuclear fuel

On September 1, 2026, local time, Unit 1 of Russia's Smolensk Nuclear Power Plant began gradually loading improved nuclear fuel. The fuel assemblies feature adjusted uranium-235 enrichment and erbium oxide content, as part of the RBMK-1000 reactor modernization program aimed at enhancing unit operational safety and efficiency. The Smolensk NPP is part of the electric power division of Rosatom and is operated by Rosenergoatom. The fuel assemblies loaded into the core this time use lower uranium-235 enrichment and lower erbium oxide content. According to relevant calculations, the new fuel can compensate for changes in core neutronics parameters following graphite stack repair...

2026-09-02

Unit 5 of Bulgaria's Kozloduy NPP Raises Power Output to 950 MW

At 10:00 on August 31, 2026, Unit 5 of Bulgaria's Kozloduy NPP (Kozloduy Nuclear Power Plant) began a phased increase in power output as scheduled. By 17:00 that day, the unit's power output had risen to 950 MW. In the preceding days, the Danube River water level in Bulgaria had recovered, and the plant proceeded accordingly to resume normal unit operation. Kozloduy NPP stated that the operating team continues to carry out relevant work to ensure the safe and reliable operation of the nuclear unit. In response to changes in river water levels, the plant continuously monitors the Danube River water level and maintains communication with the Danube Research and Maintenance Executive Agency to promptly track water level trends. At the same time, the plant strictly implements long-term low-water emergency procedures, conducts continuous monitoring of hydraulic structures in the technical water supply area, and takes necessary measures to ensure the effective operation of relevant facilities.

2026-09-01

Russia's Leningrad NPP resumes hot water supply to Sosnovy Bor

On August 31, 2026, Russia's Leningrad NPP resumed hot water supply to the city of Sosnovy Bor via the district heating station (BRT) after completing scheduled maintenance. Dmitry Tsygankov, workshop manager of the turbine department at Leningrad NPP, stated that the plant had successfully completed BRT-related maintenance work in August, including chemical cleaning of heat exchange equipment, overhaul of pumping equipment, industrial safety assessments, and the necessary hydraulic pressure tests of pipelines. He said that the BRT is now supplying hot water to the city and industrial zone as planned, and the plant is preparing for the scheduled start of the Sosnovy Bor heating system; the heating system will be put into operation once outdoor temperatures drop to the appropriate level.

2026-09-01

Balakovo NPP Publishes 2025 Ecological Safety Report

Russia's Balakovo NPP released its 2025 ecological safety report on August 31, 2026. The report data show that the plant's operational activities comply with the requirements of sanitary, epidemiological, and environmental protection regulations. The report was presented in a roundtable format. Participants learned about the plant's ecological policy and the results of environmental monitoring studies, and exchanged views on relevant issues. Alexander Kurlov, head of the external radiation safety laboratory at Balakovo NPP, stated that before the plant's construction, the natural gamma background of the local area had to be measured and its upper and lower limits determined. Since the plant was put into operation, no exceedances of these limits have been recorded at the industrial site or in the surrounding areas.

2026-09-01

Environmental Monitoring Laboratory of Russia's Kola NPP Completes Interlaboratory Comparison Tests

The production environmental monitoring laboratory of the environmental protection department at Russia's Kola Nuclear Power Plant (Kola NPP) has recently completed interlaboratory comparison tests and received the corresponding certificate and conclusion documents for participation in the proficiency testing program. The comparison tests demonstrated that the laboratory's chemical analysis results meet the requirements and that the relevant measurement data are reliable. In June 2026, the Kola NPP production environmental monitoring laboratory received wastewater and natural water samples. Laboratory personnel were required to determine the concentrations of 8 target indicators within permissible error limits. The test results showed that the laboratory completed the specified tasks and the measurement results met the requirements. Natalya Smirnova, head of the Kola NPP production environmental monitoring laboratory...

2026-08-30

New tooling at Russia's Rostov NPP cuts filter maintenance time to two days

On August 28, local time, Russia's Rostov Nuclear Power Plant announced that its engineering and technical personnel have developed and put into operation a set of specialized tooling for the maintenance of filters in the ball-type pre-filter system (SShO) of the turbine hall, significantly reducing the time required for equipment maintenance preparation and overhaul. Rostov NPP is part of Rosenergoatom, the electric power division of Russia's State Atomic Energy Corporation (Rosatom). The filters targeted by this improvement weigh over one ton each and require crane assistance for movement, but the existing fixed cranes on site cannot directly cover the equipment locations. To address this issue, the maintenance preparation and implementation department...

2026-08-30

Welding of main circulation pipeline completed for Unit 2 of Turkey's Akkuyu NPP

On August 27, welding of the main circulation pipeline was completed for Unit 2 of Turkey's Akkuyu Nuclear Power Plant. The pipeline connects the reactor, steam generators, and main circulation pumps, and is one of the key components forming the primary circuit system of the reactor facility. The welding work lasted 73 days and involved welding 32 pipe joints. Engineering technicians, welders, fitters, pipe cutters, non-destructive testing personnel, heat treatment personnel, and quality inspection personnel participated in the relevant operations. During construction, each process step proceeded according to the established technological workflow, and welded joints had to pass inspection before moving to the next stage. According to reports, all welded joints underwent high-temperature heat treatment to relieve internal stress in the metal and ensure compliance with design performance requirements.

2026-08-28