# Ector County Energy Center

ERCOT Natural Gas Fired Combustion Turbine · https://askthegrid.com/ercot/assets/plant/ector-county-energy-center

Ector County Energy Center is a two-unit simple-cycle natural-gas peaking plant in Ector County, Texas. EIA's May 2026 inventory reports 358.8 MW nameplate, 320 MW net summer, and 336 MW net winter capability, with both units dated August 2015. Invenergy originally described the project as a 330 MW facility using two GE 7FA turbines and announced service on September 11, 2015. Rockland Capital acquired the plant in 2022; Ector County Generation, LLC is the current EIA-registered operator.
Quick-start, dispatchable simple-cycle generation in ERCOT's West region. Two GE 7FA combustion turbines, each 179.4 MW EIA nameplate. 358.8 MW nameplate · 320 MW net summer · 336 MW net winter · 330 MW historical company rating. The plant connects to Oncor at 138 kV through an approximately 0.5-mile generator tie-line.

## Key facts

- Technology: Natural Gas Fired Combustion Turbine
- Power capacity: 300 MW

## Grid and market context

- ISO/RTO: ERCOT
- Balancing authority: ERCOT
- Settlement node: RN_ECEC_HOLT
- Market resources: ECEC_G1, ECEC_G2

## Settlement price economics

Observed ERCOT settlement prices at RN_ECEC_HOLT, 2025-07-26 to 2026-07-25 (364 days, 8,732 settled hours).

- Average price: $39.02/MWh
- Hourly range: -$30 to $1,163/MWh
- Negative price hours: 881
- TB2 spread benchmark: $63.4/kW-yr
- Average daily top/bottom spread: $87.05/MWh

The TB2 figure is a price benchmark, not revenue. It values one perfect-foresight cycle per day, gross of round-trip losses, and excludes ancillary services. It is not this asset's realized capture and assumes no dispatch.

## Source-backed facts

- Interconnection voltage kv: 138 kV — Ector ownership regulatory filing · confidence: high

## Timeline

- 2015-08 — EIA operating month
  EIA reports August 2015 for both combustion turbines.
  Source: EIA May 2026 generator inventory (https://www.eia.gov/electricity/data/eia860m/)
- 2015-09-11 — Invenergy announced start of service
  Invenergy announced service for its company-rated 330 MW project.
  Source: Invenergy Ector start of service (https://wwww.invenergy.com/news/invenergy-announces-start-of-service-for-ector-county-energy-center-in-texas)
- 2022-07-20 — Rockland announced acquisition
  Rockland Capital acquired the facility from Invenergy.
  Source: Rockland Ector acquisition (https://rocklandcapital.com/rockland-capital-announces-acquisition-of-ector-county-power-project/)

## Sources

- [EIA May 2026 generator inventory](https://www.eia.gov/electricity/data/eia860m/) — U.S. Energy Information Administration · tier regulatory
- [ERCOT current settlement-point listing](https://www.ercot.com/content/cdr/html/current_np6788.html) — Electric Reliability Council of Texas · tier regulatory
- [Rockland Ector acquisition](https://rocklandcapital.com/rockland-capital-announces-acquisition-of-ector-county-power-project/) — Rockland Capital · tier official
- [Invenergy Ector start of service](https://wwww.invenergy.com/news/invenergy-announces-start-of-service-for-ector-county-energy-center-in-texas) — Invenergy · tier official
- [Ector ownership regulatory filing](https://interchange.puc.texas.gov/Documents/14406_979_1221684.PDF) — Public Utility Commission of Texas · tier regulatory
- [TxGIO land parcel service](https://feature.geographic.texas.gov/arcgis/rest/services/Parcels/stratmap_land_parcels_48_most_recent/MapServer) — Texas Geographic Information Office · tier regulatory

## Data quality

- Nameplate, seasonal, operating, company, and transaction scopes are labeled separately.

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Canonical page: https://askthegrid.com/ercot/assets/plant/ector-county-energy-center
Profile published: 2026-07-17T03:34:13.273Z
Source: Ask the Grid — https://askthegrid.com/