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Lamar Power Project — Power plant · Gas, combined cycle · LaFrontera Holdings LLCMRG Goody Solar Project Hybrid — Built · Solar + storage · TX · 223.1 MW · 2.3 mi awayPARIS DATA CENTER PROJECT — Built · Large load · TX · 5.1 mi awayRoscommon Solar Park — Permitted · Solar · TX · 82.8 MW · 6.1 mi awayEchols Grove Solar — Contracted · Solar · TX · 200.9 MW · 7.6 mi awayRowdy Creek Solar and BESS — Under construction · Solar + storage · TX · 701.8 MW · 9.3 mi awayEagle Springs Hybrid — Under construction · Solar + storage · TX · 111.2 MW · 13.7 mi awaySGT Hoskins Solar Project Hybrid — Announced · Solar + storage · TX · 306.2 MW · 14.5 mi away
  • Combustion
  • Wind & solar
  • Loads
  • In development
  • Under construction
  • Operating
  • Size not stated
  • 10 · 100 · 1,000 MW

Lamar Power Project

Power plant · Gas, combined cycle

Key facts

Power plant · Gas, combined cycleran 70% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
2000
Net generation, 2025
6,862,791 MWh
Grid
345 kV to Oncor Electric Delivery Company LLC (ERCO)
Location
Lamar County, Texas

Output

Net generation MWh by year, 2001 to 2026
Fuel burned MMBtu by year, 2001 to 2026
  • Gas

Operations detail

Details

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Technology
Gas, combined cycle source: “Natural Gas Fired Combined Cycle”
Age
26 years since 2000
Unused energy
2,884 GWh 2025Unused energyA lead, not a guarantee: MW × hours × (1 − capacity factor) for the latest year (EIA-923), gas, coal and oil plants only. Air-permit run-hour caps, heat rate (cost to run) and capacity-market or reliability obligations can rule it out.
Heat rate
7,015 Btu/kWh 2025
All 8 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
Attributes
AttributeValue
Gem
Parents
Name
Vistra Corp
Share pct
100
Gem entity id
E100000001322
Unit ids
G100000401797, G100000401798
Location id
L100000402063
Eia plant ids
55097
Grid
Nerc region
TRE
Report year
2025
Grid voltage kv
345
Transmission owner
Oncor Electric Delivery Company LLC
Balancing authority code
ERCO
Balancing authority name
Electric Reliability Council of Texas, Inc.
EPA greenhouse gas reporting (GHGRP)
EPA FRS ID
110062228637
Subparts reported
D
NAICS code
221112
Subpart PP (CO2 supply)
No
Subpart RR (geologic sequestration)
No
Subpart UU (CO2 injection)
No
Reporting year
2023
GHGRP facility ID
1001310
Fuel burned (MMBtu), 202548,142,032
Capacity factor, 20250.704
Heat rate (Btu/kWh), 20257,014.9
Net generation (MWh), 20256,862,791
Balancing authority codeERCO

Ownership

2 companies2
Companies with an ownership or operating interest in this asset.
CompanyRoleShareAs ofSource
LaFrontera Holdings LLC Operator EIA-860M
Vistra Corp Owner 100.0% Dec 31, 2023 EPA GHGRP

Timeline

  • In service · EIA-860M

Sources

5 sources

Sources EIA-860M · GEM · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory · EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT)

Sources

Every source and license · Attribution

View at source

Around this plant

Nearby

within 15 mi
Projects within 15 mi, nearest first.
ProjectKindAwayMW
MRG Goody Solar Project Hybrid Built Solar + storage 2.3 mi 223.1
PARIS DATA CENTER PROJECT Built Large load 5.1 mi
Roscommon Solar Park Permitted Solar 6.1 mi 82.8
Echols Grove Solar Contracted Solar 7.6 mi 200.9
Rowdy Creek Solar and BESS Under construction Solar + storage 9.3 mi 701.8
Eagle Springs Hybrid Under construction Solar + storage 13.7 mi 111.2
SGT Hoskins Solar Project Hybrid Announced Solar + storage 14.5 mi 306.2

Sources EIA-860M · ERCOT · EPA ICIS-NPDES

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026
  • ERCOTOpen license · retrieved Nov 4, 2026
  • EPA ICIS-NPDESOpen license · retrieved Nov 8, 2026

Attribution