Kemmerer nuclear power plant
Kemmerer nuclear power plant is a nuclear site in United States with 6 units on record. None is currently operating.
Units on record
6
Operating
0
Operating capacity
not disclosed
Country
Units
| Unit | Status | Type | Model | Gross MW | Online |
|---|---|---|---|---|---|
| Unit 1 | Under construction | FBR | - | 345 | 2031 |
| Unit 1B | Shelved (inferred) | FBR | - | 345 | - |
| Unit 1C | Shelved (inferred) | FBR | - | 345 | - |
| Unit 1D | Shelved (inferred) | FBR | - | 345 | - |
| Unit 1E | Shelved (inferred) | FBR | - | 345 | - |
| Unit 1F | Shelved (inferred) | FBR | - | 345 | - |
Unit by unit
Each unit's rating, type and milestone dates as recorded by the Global Nuclear Power Tracker, with any correction we made to it. A dash or "not disclosed" means the source does not give the value.
Kemmerer nuclear power plant 1 Under construction
| Reactor type | Fast reactor (FBR) |
|---|---|
| Model | not disclosed |
| Size class | Large |
| Gross capacity | 345MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | 15–20% fissile, or plutonium |
| NSSS vendor | not on record |
| Owner | Terrapower LLC100% |
| Operator | Terrapower |
| Construction start | 23 Apr 2026 |
|---|---|
| Commercial operation | 1 Jan 2031 |
Kemmerer nuclear power plant 1B Shelved (inferred)
| Reactor type | Fast reactor (FBR) |
|---|---|
| Model | not disclosed |
| Size class | Large |
| Gross capacity | 345MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | 15–20% fissile, or plutonium |
| NSSS vendor | not on record |
| Owner | Terrapower LLC100% |
| Operator | Terrapower |
| Milestones | no dates on record |
|---|
Kemmerer nuclear power plant 1C Shelved (inferred)
| Reactor type | Fast reactor (FBR) |
|---|---|
| Model | not disclosed |
| Size class | Large |
| Gross capacity | 345MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | 15–20% fissile, or plutonium |
| NSSS vendor | not on record |
| Owner | Terrapower LLC100% |
| Operator | Terrapower |
| Milestones | no dates on record |
|---|
Kemmerer nuclear power plant 1D Shelved (inferred)
| Reactor type | Fast reactor (FBR) |
|---|---|
| Model | not disclosed |
| Size class | Large |
| Gross capacity | 345MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | 15–20% fissile, or plutonium |
| NSSS vendor | not on record |
| Owner | Terrapower LLC100% |
| Operator | Terrapower |
| Milestones | no dates on record |
|---|
Kemmerer nuclear power plant 1E Shelved (inferred)
| Reactor type | Fast reactor (FBR) |
|---|---|
| Model | not disclosed |
| Size class | Large |
| Gross capacity | 345MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | 15–20% fissile, or plutonium |
| NSSS vendor | not on record |
| Owner | Terrapower LLC100% |
| Operator | Terrapower |
| Milestones | no dates on record |
|---|
Kemmerer nuclear power plant 1F Shelved (inferred)
| Reactor type | Fast reactor (FBR) |
|---|---|
| Model | not disclosed |
| Size class | Large |
| Gross capacity | 345MW |
| Net capacity | not disclosed |
| Thermal output | not disclosed |
| Enrichment | 15–20% fissile, or plutonium |
| NSSS vendor | not on record |
| Owner | Terrapower LLC100% |
| Operator | Terrapower |
| Milestones | no dates on record |
|---|
Earthquakes nearby
Loading the latest USGS check…
| Time (UTC) | Mag | Depth | Epicentre | Distance |
|---|
Magnitude 4.0 and above within 200 km of Kemmerer nuclear power plant's listed coordinates, past 30 days. This is distance, not shaking: it says nothing about damage or any change in operation. Every plant.
Site detail
| Location | Kemmerer, Wyoming, United States |
|---|---|
| Coordinates | 41.7924, -110.5374approximate |
| Elevation | not given: the position is only approximate |
| Setting | not given: the position is only approximate |
| Region | Northern America |
| Units by status | Under construction: 1 Shelved: 5 |
Owners & operators
| Owners | Terrapower LLC |
|---|---|
| Operators | Terrapower |
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Sources
- Global Nuclear Power Tracker, Global Energy Monitor, August 2026 release , CC BY 4.0 · retrieved 2026-09-06
- 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