Armenia
Reactor Data
Reactor Units
Every power reactor at this site as listed in the IAEA Power Reactor Information System (PRIS): reactor type and model, net electrical capacity, grid connection and commercial operation dates, and current status.
2 units: 1 operational, 1 permanent shutdown.
Net capacity in service: 416 MWe.
| Unit | Type | Model | Net MWe | Construction | Grid | Commercial Op | Shutdown | Status |
|---|---|---|---|---|---|---|---|---|
| Armenian 1 | PWR | VVER V-270 | 376 | 1969-07-01 | 1976-12-22 | 1977-10-06 | 1989-02-25 | Permanent Shutdown |
| Armenian 2 | PWR | VVER V-270 | 416 | 1975-07-01 | 1980-01-05 | 1980-05-03 | Operational |
Capacity, milestones and suppliers
| Unit | Design MWe | Gross MWe | Thermal MWt | First Criticality | Reactor Supplier | Turbine Supplier | Notes |
|---|---|---|---|---|---|---|---|
| Armenian 1 | 376 | 408 | 1,375 | 1976-12-15 | Federal Atomic Energy Agency | "Electrotiazhmash" Kharkiv | |
| Armenian 2 | 375 | 448 | 1,375 | 1980-01-01 | Federal Atomic Energy Agency | "Electrotiazhmash" Kharkiv | Suspended 1989-03-18; Restarted 1995-11-05 |
Lifetime performance, through 2025
| Unit | Electricity Supplied | Load Factor | Energy Availability | Operating Factor |
|---|---|---|---|---|
| Armenian 1 | 25.3 TWh | 64.2% | 65.2% | 67.8% |
| Armenian 2 | 88.3 TWh | 65.7% | 65.9% | 78.7% |
Operator: Closed Joint Stock Company Armenian NPP
Owner: Ministry of Territorial Administration and Infrastructure
Source: IAEA Power Reactor Information System (PRIS), as of 2026-10-19.
Fuel Cycle Facilities
Fuel cycle plants at this site, as listed in the IAEA Nuclear Fuel Cycle Facilities Database: what each plant does, its scale and design capacity, the years it operated, its current status and who operates it.
8 facilities: 8 in operation.
| Facility | Type | Scale | Design Capacity | Operated | Status | Operator |
|---|---|---|---|---|---|---|
| Dry Storage of Spent Nuclear Fuel Assemblies | AFR Dry Spent Fuel Storage | Commercial | 74 t HM | 2000–2050 | In Operation | Armenian NPP CJSC |
| Dry storage of Spent Nuclear Fuel Assemblies-Metzamor NPP Site | AFR Dry Spent Fuel Storage | Commercial | 161.28 t HM | 2008–2058 | In Operation | Armenian NPP CJSC |
| DEF containers temporary storage site | Waste Management Facilities | Commercial | In Operation | Closed Joint Stock Company Armenian NPP | ||
| Liquid RW storage facilities (ECT and HLST-1) | Liquid RW storage facility | Commercial | 3170 m3 | In Operation | Closed Joint Stock Company Armenian NPP | |
| Liquid RW storage facility (HLST-2) | Liquid RW storage facility | Commercial | 350 | In Operation | Closed Joint Stock Company Armenian NPP | |
| Solid HLLW storage facility | Predisposal (HLW) | Commercial | 78 m3 | In Operation | Closed Joint Stock Company Armenian NPP | |
| Solid ILLW storage facility | Predisposal (ILW) | Commercial | 1001 m3 | In Operation | Closed Joint Stock Company Armenian NPP | |
| Solid LLW storage facility | Predisposal (LLW) | Commercial | 17051 m3 | In Operation | Closed Joint Stock Company Armenian NPP |
Source: IAEA Nuclear Fuel Cycle Facilities Database (NFCFDB), as of 2026-10-13.
Working Here
Per Diem Rates FY 2026
Per diem covers lodging and meals & incidental expenses (M&IE) for government and contractor travel near this facility. Rates are from the U.S. State Department foreign per diem tables for FY 2026.
$150
Lodging/Night
$93
M&IE/Day
$243
Total/Day
Armenia: rate for locations the State Department does not list separately
U.S. Department of State foreign per diem, for U.S. government and contractor travel.
Photos
Photos of this facility from the NukeWorker photo gallery. Click the header or any photo to browse the full album.
Facility Map
Interactive satellite map showing the facility's geographic location. Marker color indicates current status: green for online, red for offline, orange for reduced power. Click the header to open in Google Maps satellite view.
40.1809, 44.1509
Location & Contact
Physical address, phone number, and website for this facility. Use the directions link to get driving directions via Google Maps.
Plant Facts
About This Site
Written by NukeWorker from public records: facts that do not change. Operator, status and capacity come from the live data elsewhere on this page. Sources: Wikipedia: Armenian Nuclear Power Plant; Wikipedia: Metsamor Nuclear Power Plant.
The Armenian Nuclear Power Plant is at Metsamor in Armavir Province, about 36 kilometers west of Yerevan, Armenia. It has two Soviet-designed VVER-440 reactors of the V-270 model.
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Construction of Unit 1 began in July 1969, and of Unit 2 in July 1975. Unit 1 reached first criticality on December 22, 1976, and Unit 2 on January 5, 1980. After the 1988 Spitak earthquake, the Soviet government decided to shut down both units. Unit 1 was shut down on February 25, 1989,. Unit 2 was taken out of service after the earthquake and restarted on November 5, 1995.