Vermont Yankee nuclear power plant
Retired United States
Gross capacity
635MW
Vermont Yankee nuclear power plant is a boiling water reactor unit at Vermont Yankee nuclear power plant in United States rated at 635 MW gross. It is retired. Commercial operation began 30 Nov 1972.
Specification
| Reactor type | Boiling water reactor (BWR) |
|---|---|
| Model | BWR-4BWR-4 (Mark 1) in the source |
| Size | Largeabove 300 MWe |
| Coolant | Light water |
| Moderator | Light water |
| Gross capacity | 635MW |
| Net capacity (reference) | 605MW |
| Net capacity (design) | 514MW |
| Thermal output | 1,912MWt |
| NSSS vendor | GE Vernova Hitachi Nuclear Energyall vendors |
| Typical enrichment | 3–5% U-235 |
Ownership & location
| Site | Vermont Yankee nuclear power plant |
|---|---|
| Unit | not stated |
| Country | United States |
| Owner | Entergy Nuclear Operations Inc100% |
| Operator | Entergy Nuclear Operations |
| Coordinates | 42.7790, -72.5130 |
Fuel chain for this unit
Fuel form
Uranium dioxide pellets in zirconium-alloy cladding
Enrichment
3–5% U-235
Who makes this assembly
- Framatome BWR fuel assemblies
- Global Nuclear Fuel BWR fuel assemblies
- Westinghouse Electric Company BWR 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utilities do not publish fuel contracts.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
- 11 Dec 1967Construction start
- 24 Mar 1972First criticality
- 20 Sep 1972Grid connection
- 30 Nov 1972Commercial operation
- 29 Dec 2014Permanent shutdown
Other BWR-4 (Mark 1) units
18 units worldwide share this model designation.
| Unit | Country | Status | Gross MW |
|---|---|---|---|
| Browns Ferry nuclear power plant 1 | United States | 1,256 | |
| Browns Ferry nuclear power plant 2 | United States | 1,259 | |
| Browns Ferry nuclear power plant 3 | United States | 1,260 | |
| Brunswick nuclear power plant 1 | United States | 990 | |
| Brunswick nuclear power plant 2 | United States | 960 | |
| Cooper nuclear power plant | United States | 801 | |
| Edwin I Hatch nuclear power plant 1 | United States | 911 | |
| Edwin I Hatch nuclear power plant 2 | United States | 921 | |
| Fermi nuclear power plant 2 | United States | 1,198 | |
| Hope Creek nuclear power plant 1 | United States | 1,240 | |
| James A Fitzpatrick nuclear power plant | United States | 849 | |
| Peach Bottom nuclear power plant 2 | United States | 1,412 |
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 2024-05-29
- 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