Power plant · Wisconsin, United States
RockGen Energy Center
RockGen Energy Center is a power plant in Wisconsin, United States, with 561 MW of capacity, owned by Dairyland Power Coop.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Wisconsin | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Status | Operating | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Start year | 2001 | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Owner | Dairyland Power Coop | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Operator | Dairyland Power Coop | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Capacity | 561 MW | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Technology | Natural Gas Fired Combustion Turbine | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Coordinates | 42.9767, -89.0492 | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
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How it compares
RockGen Energy Center is the 10th-largest of 10 power plants in Wisconsin and the 655th-largest of 800 in the United States by capacity; its 561 MW is <0.1% of the 839,036 MW we hold for the United States. Ranks and totals cover the power plants in our data that report their capacity, not every one in existence. Power plants planned, permitted or under construction are ranked apart.
| Within | Rank | Total | Share |
|---|---|---|---|
| Wisconsin | 10th of 10 | 9,225 MW | 6.1% |
| United States | 655th of 800 | 839,036 MW | <0.1% |
| All power plants in our data | 711th of 4,829 | 1,037,268 MW | <0.1% |
Owner, operator and place
More from Dairyland Power Coop
- Weston946 MW
- MRP Elgin LLC540 MW
Other power plants in Wisconsin
- Elm Road Generating Station1,403 MW
- Point Beach Nuclear Plant1,311 MW
- Port Washington Generating Station1,230 MW
- Columbia (WI)1,112 MW
- Weston946 MW
- West Riverside Energy Center728 MW
- Riverside Energy Center675 MW
- South Oak Creek642 MW
Data on this page
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.