Ust-Kuyga nuclear power plant 1
Gross capacity
55MW
Ust-Kuyga nuclear power plant 1 is a pressurised water reactor unit at Ust-Kuyga nuclear power plant in Russia rated at 55 MW gross. It is pre-construction. Commercial operation began 1 Jan 2028.
Specification
| Reactor type | Pressurised water reactor (PWR) |
|---|---|
| Model | RITM-200N |
| Size | Small300 MWe or less |
| Coolant | Light water |
| Moderator | Light water |
| Gross capacity | 55MW |
| Net capacity (reference) | not disclosed |
| Net capacity (design) | not disclosed |
| Thermal output | not disclosed |
| NSSS vendor | Rosatomall vendors |
| Typical enrichment | 3–5% U-235 |
Ownership & location
| Site | Ust-Kuyga nuclear power plant |
|---|---|
| Unit | 1 |
| Country | Russia |
| Owner | Rosatom100% |
| Operator | Rosenergoatom |
| Coordinates | 69.9963, 135.5713approximate |
Fuel chain for this unit
Fuel form
Uranium dioxide pellets in zirconium-alloy cladding
Enrichment
3–5% U-235
Who makes this assembly
- China National Nuclear Corporation PWR fuel assemblies
- ENUSA Industrias Avanzadas PWR and BWR fuel assemblies
- Framatome PWR fuel assemblies
- KEPCO Nuclear Fuel PWR fuel assemblies
- Mitsubishi Heavy Industries PWR fuel assemblies
- Westinghouse Electric Company PWR fuel assemblies
Upstream
Enriched fuel means this unit sits downstream of five conversion plants and four enrichment operators holding 88% of world capacity between the top three.
Fabricator capability is recorded against reactor type and model line, not against named units,
utilities do not publish fuel contracts. See the fuel chain.
Timeline
- 1 Jan 2024Construction start
- 1 Jan 2028Commercial operation
Other units at Ust-Kuyga nuclear power plant
| Unit | Status | Gross MW |
|---|---|---|
| Ust-Kuyga nuclear power plant 2 | Announced | 55 |
Other RITM-200N units
6 units worldwide share this model designation.
| Unit | Country | Status | Gross MW |
|---|---|---|---|
| Jizzakh nuclear power plant 1 | Uzbekistan | Under construction | 55 |
| Jizzakh nuclear power plant 2 | Uzbekistan | Under construction | 55 |
| Kyrgyzstan nuclear power plant 1 | Kyrgyzstan | Announced | 55 |
| Kyrgyzstan nuclear power plant 2 | Kyrgyzstan | Announced | 55 |
| Ust-Kuyga nuclear power plant 2 | Russia | Announced | 55 |
Sources
- Global Nuclear Power Tracker, Global Energy Monitor, August 2026 release , CC BY 4.0 · retrieved 2026-09-06 · this unit last researched by GEM on 2026-07-07
- GEM.wiki entry (further reading) , CC BY-SA 4.0, linked, not quoted
How these sources are used, including the corrections applied on top of them and what is deliberately left blank · download the underlying data