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542.8 MW Natural Gas operating in Montgomery, TX
542.8 MW
Nameplate Capacity
2
Generators
units
Natural Gas Steam Turbine
Technology
1970
Operating Since
Coordinates
30.4356, -95.5214
County
Montgomery, TX
Nearby Plants
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Request a demo →| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Entergy Texas Inc. | Entergy Texas | — |
| Owner(s) | Entergy Texas Inc. | Entergy | — |
| Status | Operating | — | — |
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
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
138.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
92.2K MWh
Latest Month
1.9M MWh
Annual Generation
39.3%
Capacity Factor
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Request a demo →CO₂ Intensity
1235 lb/MWh
NOx
0.277 lb/MWh
SO₂
0.006 lb/MWh
CH₄
0.024 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
37.6%
Annual Net Gen
1789 GWh
CO₂eq
1237 lb/MWh
Subregion
SERC Mississippi Valley
Steam turbine · Entergy Texas, Inc. · Data from 2015–2024
$679/kW
Installed Cost
$49/kW
Annual CapEx
$29.7/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
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Request a demo →Point 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
Last updated 2026-03-26
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