# Ennis Power Company LLC

ERCOT asset profile · https://askthegrid.com/assets/facilities/ennis-power-company-llc

Vistra · Ellis County · ERCOT

Ennis Power Company is a two-generator natural-gas combined-cycle plant in Ellis County, Texas. EIA's May 2026 inventory reports 418 MW nameplate, 359.5 MW net summer, and 392.9 MW net winter capability across one combustion turbine and one steam turbine, both dated May 2002. The EIA record identifies Ennis Power Company LLC as the registered operator.

## Profile

- **Grid role:** Dispatchable combined-cycle generation in ERCOT.
- **Operating configuration:** One 285 MW combustion turbine and one 133 MW steam turbine.
- **Registered operator:** Ennis Power Company LLC.

## Metrics

- **Net summer capacity:** 359.5 MW — EIA May 2026
- **Nameplate capacity:** 418 MW — EIA May 2026
- **Net winter capacity:** 392.9 MW — EIA May 2026
- **Operating generators:** 2 — 1 combustion · 1 steam
- **Registry anchor:** Plant 55223 — Ennis Power Company LLC

## Facts

- **Net summer capacity:** 359.5 MW — EIA May 2026 · confidence: high
- **Registered operator:** Ennis Power Company LLC — EIA May 2026 · confidence: high
- **Operating date:** May 2002 — EIA May 2026 · confidence: high

## Related parties

- **Project company and EIA registered operator:** Ennis Power Company LLC — EIA May 2026 generator inventory

## Sources

- [EIA May 2026 generator inventory](https://www.eia.gov/electricity/data/eia860m/) — U.S. Energy Information Administration · regulatory — Current generator records, capacity scopes, dates, status, operator, and technology.

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Canonical page: https://askthegrid.com/assets/facilities/ennis-power-company-llc
Website: [Vistra](https://hub.vistracorp.com/state-and-federal/texas/)
Profile published: 2026-07-17T03:34:14.501Z
Source: Ask the Grid — https://askthegrid.com/