Lewis Creek — Plant Summary
- EIA Plant ID
- 3457
- Capacity
- 542.8 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Steam Turbine
- Status
- Operating
- Location
- Montgomery, TX
- Operating Since
- 1970
- Generators
- 2
- Operator
- Entergy Texas Inc.
- Parent Company
- Entergy
- Annual Generation
- 1,867,914 MWh
- Capacity Factor
- 39.3%
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- SERC
Lewis Creek
OperatingNatural Gas
Ranked #71 of 313 Natural Gas plants in TX#453 of 2009 nationally
542.8 MW Natural Gas operating in Montgomery, TX — Midcontinent Independent Transmission System Operator, Inc..
EIAWD
542.8 MW
Nameplate Capacity
2
Generators
units
Natural Gas Steam Turbine
Technology
1970
Operating Since
Location
Coordinates
30.4356, -95.5214
County
Montgomery, TX
Nearby Plants
- Montgomery CountyNatural Gas1000 MW · 0.7 km
- SecurityLandfill Gas3.4 MW · 27.4 km
- WAL3390Natural Gas1.2 MW · 28.1 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Entergy Texas Inc. | Entergy Texas | — |
| Owner(s) | Entergy Texas Inc. | Entergy | — |
| Status | Operating | — | — |
Ownership Chain
About
Lewis Creek is a 542.8 MW natural gas-fired power plant located in Montgomery County, Texas. The plant began operating in 1970 and consists of two natural gas steam turbine generators. It is owned by Entergy and operated by Entergy Texas Inc. The plant's balancing authority is the Midcontinent Independent Transmission System Operator, Inc. (MISO), and it resides within the SERC NERC region. Lewis Creek is ranked 71st out of 144 power plants in Texas and 458th out of 945 plants nationally.
In the most recent year with available data, Lewis Creek generated 1,867,914 MWh of electricity, achieving a capacity factor of 39.3%. Financial data indicates an installed cost of $393.21 per kW, according to FERC filings. The plant has been the subject of 10 news articles, with coverage focusing on industry trends, grid operations, and potential hazards.
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
92.2K MWh
Latest Month
1.9M MWh
Annual Generation
39.3%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: FERC Form 1HIGH
$679/kW
Installed Cost
$29.7/MWh
Operating Cost
Entergy Texas, Inc.
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Lewis Creek Substation · 138 kV
Substation Distance
< 10 km
Operator
Entergy
Coord Source
OSM spatial
Market Position
ISO/RTO Market
MISO
LMP Node
EES.L_CREEK1
Pricing Hub
TEXAS.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
News & Articles (10)Beta
General
Entergy Arkansas powers Google’s $4B investment in the state
Today at a joint community celebration with state and local leaders, Entergy Arkansas announced it will power Google's planned $4 billion...
Entergy·5 months ago
General
Arkansas utility seeks approval of 1.4GWh hybrid BESS, with financial support from Google as part of data centre deal
Entergy is seeking regulatory approval from the Arkansas PSC to construct what could become the largest BESS in the southern US State.
Energy-Storage.News·6 months ago
General
Arkansas utility seeks approval of 1.4GWh hybrid BESS, with financial support from Google as part of data centre deal
Entergy is seeking regulatory approval from the Arkansas PSC to construct what could become the largest BESS in the southern US State.
Energy-Storage.News·6 months ago
General
Texas regulators approve 2 Entergy gas plants with $2.4B ‘hard cap’
The new resources are necessary, said PUCT Chair Thomas Gleeson, “but we also have the mandate to protect customers, and I think this...
Utility Dive·6 months ago
Last updated 2026-03-26
View all 10 articles