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2379.6 MW Sub. Coal operating in Rusk, TX — Electric Reliability Council of Texas, Inc.
2,379.6 MW
Nameplate Capacity
3
Generators
units
Conventional Steam Coal
Technology
1977
Operating Since
Coordinates
32.2606, -94.5706
County
Rusk, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Luminant Generation Company LLC | Luminant Generation Company | — |
| Owner(s) | Luminant Generation Company LLC | Vistra | Luminant |
| Status | Operating | — | — |
Martin Lake Power Plant is a 2,250-megawatt coal power plant located southwest of Tatum, Texas, in Rusk County, Texas. The plant is owned by Luminant. It began operations in 1977. The plant is also served by the Luminant owned Martin Lake Line, shuttling coal from nearby as well as the Powder River Basin in Wyoming via BNSF.
Read more on WikipediaMartin Lake is a 2379.6 MW coal-fired power plant located in Rusk County, Texas. The plant began operating in 1977 and is owned by Vistra and operated by Luminant Generation Company LLC. It utilizes conventional steam coal technology with subbituminous coal (SUB) as its primary fuel source. The facility consists of three generators.
Martin Lake operates within the Electric Reliability Council of Texas (ERCOT) balancing authority. In the most recent year of data, the plant generated 8,534,307 MWh, achieving a capacity factor of 40.9%. Martin Lake is ranked as the largest coal plant in Texas (1 of 8) and the fifth-largest in the United States (5 of 75).
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
Electric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
345.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
626.0K MWh
Latest Month
8.5M MWh
Annual Generation
40.9%
Capacity Factor
CO₂ Intensity
2472 lb/MWh
NOx
2 lb/MWh
SO₂
2 lb/MWh
CH₄
0.276 lb/MWh
N₂O
0.040 lb/MWh
Capacity Factor
54.3%
Annual Net Gen
11322 GWh
CO₂eq
2491 lb/MWh
Subregion
ERCOT All
No financial data available for this plant.
This is a small open-data project — if you have sources or want more coverage here, drop a note.
Point of Interconnection
Nearest Substation
Martin Lake Substation · 345 kV
Substation Distance
0 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
MLSES_UNIT1
Pricing Hub
HB_NORTH
Alt. Hub / Zone
LZ_NORTH
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-26
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