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1000 MW Natural Gas operating in Montgomery, TX — Midcontinent Independent Transmission System Operator, Inc..
1,000 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2021
Operating Since
Coordinates
30.4406, -95.5263
County
Montgomery, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Entergy Texas Inc. | Entergy Texas | — |
| Owner(s) | Entergy Texas Inc. | Entergy | — |
| Status | Operating | — | — |
The Montgomery County power plant is a 1,000 MW natural gas-fired combined cycle facility located in Montgomery County, Texas. The plant began operating in 2021 and is owned by Entergy and operated by Entergy Texas Inc. It consists of 3 generators utilizing natural gas. The plant operates within the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and the SERC NERC region.
Montgomery County's latest annual generation was 5,870,260 MWh, achieving a capacity factor of 73.0%. The plant ranks as the 24th largest in Texas out of 144 plants, and 171st nationally out of 945 plants. The installed cost was $705 per kW, according to FERC data.
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
230.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
492.0K MWh
Latest Month
5.9M MWh
Annual Generation
73.0%
Capacity Factor
CO₂ Intensity
895 lb/MWh
NOx
0.046 lb/MWh
SO₂
0.005 lb/MWh
CH₄
0.016 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
65.6%
Annual Net Gen
5744 GWh
CO₂eq
895 lb/MWh
Subregion
SERC Mississippi Valley
Steam turbine · Entergy Texas, Inc. · Data from 2021–2024
$735/kW
Installed Cost
$15/kW
Annual CapEx
$19.2/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Point of Interconnection
Nearest Substation
Lacon Substation · 138 kV
Substation Distance
0.969 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
Curated node match
Last updated 2026-04-09
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