PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/55479
EIA plant 55479
Gillette · Campbell · WY
Wygen 1
Operated by Black Hills Power, Inc.
Published location
Where is Wygen 1?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
44.285800, -105.383300
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 59,610 MWh |
| 2 | 56,701 MWh |
| 3 | 66,751 MWh |
| 4 | 57,504 MWh |
| 5 | 22,099 MWh |
| 6 | 858 MWh |
| 7 | 1,002 MWh |
| 8 | 53,270 MWh |
| 9 | 57,736 MWh |
| 10 | 61,360 MWh |
| 11 | 59,111 MWh |
| 12 | 60,441 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 0001 | Conventional Steam Coal | SUB | 90 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
55479
Sector
IPP Non-CHP
Water source
Wells
Data edition
2024-final