Orange County Advanced Power Station — Plant Summary
- EIA Plant ID
- 66621
- Capacity
- 1306 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Under construction
- Location
- Orange, TX
- Operating Since
- —
- Generators
- 3
- Operator
- Entergy Texas Inc.
- Parent Company
- Entergy
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- SERC
Orange County Advanced Power Station
Under constructionNatural Gas
Ranked #8 of 313 Natural Gas plants in TX#81 of 2009 nationally
1306 MW Natural Gas under construction in Orange, TX — Midcontinent Independent Transmission System Operator, Inc..
EIA
1,306 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
—
Operating Since
Location
Coordinates
30.0253, -93.8713
County
Orange, TX
Nearby Plants
- SabineNatural Gas1811.8 MW · 0.7 km
- Port Arthur Texas RefineryNatural Gas38.4 MW · 7.0 km
- NAFTA Region Olefins Complex Cogen FacNatural Gas83.2 MW · 8.0 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Entergy Texas Inc. | Entergy Texas | — |
| Owner(s) | Entergy Texas Inc. | Entergy | — |
| Status | Under construction | — | — |
Ownership Chain
About
The Orange County Advanced Power Station is a 1306 MW natural gas-fired combined cycle power plant located in Orange County, Texas. The plant is owned by Entergy and operated by Entergy Texas Inc. It consists of 3 generators utilizing natural gas as its primary fuel source. The plant ranks as the 9th largest in Texas out of 144 power plants, and 86th nationally out of 945 plants.
The power station operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the SERC NERC region. Public reporting indicates 10 news articles related to the plant, with 5 focused on regulatory matters, 3 on industry news, and 2 covering grid-related topics.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
138 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
MEDIUM confidenceMarket Position
ISO/RTO Market
MISO
LMP Node
—
Pricing Hub
TEXAS.HUB
Node Source
Shared substation inference
EES.SABINE5Nearby ISO Node
VFW Park SubstationSubstation
News & Articles (10)Beta
Industry·corporate
Entergy projects aim to strengthen energy reliability, lower costs
Entergy Texas is increasing electric reliability in Montgomery County with the addition of several major projects in Southeast Texas,...
Entergy Texas (developer)
Community Impact | News·1 weeks ago
Industry·corporate
The career that keeps Southeast Texas moving
Montgomery County Power Station control room operator Scott Nichols. Every time a refinery starts up, a hospital powers critical equipment...
Scott Nichols (operator)
Entergy·1 weeks ago
Grid·capacity addition
New U.S. electric generating capacity expected to reach a record high in 2026
U.S. power plant developers and operators plan to add 86 gigawatts (GW) of new utility-scale electric generating capacity to the U.S. power...
U.S. (other)
U.S. Energy Information Administration (EIA) (.gov)·3 weeks ago
Grid·interconnection
ERAS Tour: Hi, It’s Me, I’m the Planning Problem
The new ERAS processes in MISO and SPP allow certain power plants to effectively jump the interconnection line, writes Simon Mahan.
MISO (other)SPP (other)
RTO Insider·4 weeks ago
Last updated 2026-03-14
View all 10 articles