How big is Sim Gideon?

Sim Gideon has a reported capacity of 623 MW. Source: EIA Form 860.

What kind of plant is Sim Gideon?

Sim Gideon is a Natural Gas Steam Turbine facility in Bastrop County, TX, participating in the ERCOT market.

Where is Sim Gideon located?

Sim Gideon is in Bastrop County, TX, inside the ERCOT balancing area.

Who operates Sim Gideon?

Sim Gideon is operated by Lower Colorado River Authority according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Sim Gideon generate?

Sim Gideon reported 1,043.1 GWh over the twelve months to 2024-12. Figures are net generation as filed to EIA-923.

Where does Sim Gideon connect to the grid?

Sim Gideon settles at GID_GIDEONG1.

How does Sim Gideon compare to other plants?

By capacity, Sim Gideon ranks #48 of 257 operating plants of the same technology nationally. It ranks #13 of 32 in TX.

Sim Gideon — 623 MW gas plant, Bastrop County, TX

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Sim Gideon — 623 MW gas plant, Bastrop County, TX · Ask the Grid

Overview

Net summer capacity: 607 MW
EIA May 2026 · three generators
Nameplate capacity: 623 MW
EIA May 2026
Net winter capacity: 620 MW
EIA May 2026
Owner rating: 620 MW
LCRA net maximum
ERCOT resources: 3
GID_GIDEONG1 · G2 · G3
Registry anchor: Plant 3601
Lower Colorado River Authority
Resource stack: 3 resources
GIDEON_GIDEONG1 · GIDEON_GIDEONG2

Infrastructure record

Operator: Lower Colorado River Authority

Profile

Grid role: Dispatchable three-unit natural-gas steam generation in ERCOT.
Operating configuration: Three operating steam-turbine records at 136 MW, 136 MW, and 351 MW nameplate.
Capacity scope: EIA reports 623 MW nameplate, 607 MW net summer, and 620 MW net winter; LCRA separately reports 620 MW net maximum.
Site context: The plant shares Lost Pines Power Park with Lost Pines 1, and LCRA identifies Lake Bastrop as its cooling-water source.

Structured profile

Net summer capacity: 607 MW
EIA May 2026
Nameplate capacity: 623 MW
EIA May 2026
Net winter capacity: 620 MW
EIA May 2026
Owner and operator: Lower Colorado River Authority
EIA and LCRA
Cooling water

Related assets

Similar plants ranked by technology, capacity, and distance.

Lost Pines 1 Power Project

Natural Gas · 609 MW

Bastrop County

Same typeComparable scale0 mi away

Compare with this plant

Bastrop Energy Center

Natural Gas · 618.7 MW

Bastrop County

Same typeComparable scale17 mi away

Compare with this plant

Units and generators

Operating generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
1	136 MW 136 MW summer	Natural Gas Steam Turbine Natural Gas · ST	May 1965	Operating
2	136 MW 136 MW summer	Natural Gas Steam Turbine Natural Gas · ST	Mar 1968	Operating
3	351 MW 335 MW summer	Natural Gas Steam Turbine Natural Gas · ST	May 1972	Operating

Performance

Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.

Peer context

Technology capacity: 623 MW
National rank: #48
TX rank: #13

Monthly generation

Download CSV

Latest 12 months

1.04 TWh

Reported net generation

Latest report

Dec 2024

EIA-923 monthly filing

2024 capacity factor

19.1%

Using current reported nameplate capacity

Grid and market context

Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.

Market registration

ERCOT public disclosures

Settlement point

GID_GIDEONG1·GID_GIDEONG2

Commercial, land, and environmental record

Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.

Land and environmental record

Air Permit

Permit No. 129006

TCEQ AIR NEW SOURCE PERMITS; REGISTRATION; status ACTIVE

TCEQ AIR NEW SOURCE PERMITS: 129006

Air Permit

Permit No. 20

TCEQ AIR OPERATING PERMITS; PERMIT; status ACTIVE

TCEQ AIR OPERATING PERMITS: 20

Air Permit

Permit No. 26593

TCEQ AIR NEW SOURCE PERMITS; REGISTRATION; status ACTIVE

TCEQ AIR NEW SOURCE PERMITS: 26593

Air Permit

Permit No. 45602

TCEQ AIR NEW SOURCE PERMITS; PERMIT; status ACTIVE

TCEQ AIR NEW SOURCE PERMITS: 45602

Coordinate Parcel Area

2025

2222.599 Acres

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 61338; BASTROP APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Related parties and identifiers

Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.

Parties and identifiers

OrganizationRoleBasis

GIDEON_GIDEONG1, GIDEON_GIDEONG2, GIDEON_GIDEONG3Market resourcesLinked ERCOT resources.

plant:plant-3601Grid selectionCanonical asset page /assets/facilities/sim-gideon.

Reporting portfolio

EIA reporting entity

Lower Colorado River Authority

Entity 11269

Operating portfolio

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

May 1965
May 1965
Unit 1 entered serviceEIA May 202...
EIA reports May 1965 for Unit 1; LCRA identifies 1965 as its build year.
Mar 1968
Mar 1968
Unit 2 entered service

Largest reported plants in this portfolio
Largest reported plants	Capacity	State
Fayette Power Project	1,690 MW	TX
Sim GideonCurrent	623 MW	TX
Lost Pines 1 Power Project	609 MW	TX
Thomas C Ferguson	574.6 MW	TX
Winchester Power Park	242 MW	TX
Timmerman Power Plant	180 MW	TX
Marshall Ford	108 MW	TX
Buchanan Dam (TX)	54.9 MW	TX

Overview

Infrastructure record

Profile

Structured profile

Related assets

Lost Pines 1 Power Project

Bastrop Energy Center

Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Market registration

Commercial, land, and environmental record

Land and environmental record

Related parties and identifiers

Parties and identifiers

Reporting portfolio

Timeline and sources

Project timeline

Sand Hill

Lewis Creek

Thomas C Ferguson

Colorado Bend Energy Center

ERCOT disclosed dispatch

Generation

Output by hourlocal time · 90 days through Jul 13, 2026

Latest disclosed outputhourly · 2 weeks ending Jul 13, 2026

Settlement price economics

Operating context

Nearby substations

Sources

Common questions about Sim Gideon

How big is Sim Gideon?

What kind of plant is Sim Gideon?

Where is Sim Gideon located?

Who operates Sim Gideon?

How much electricity does Sim Gideon generate?

Where does Sim Gideon connect to the grid?

How does Sim Gideon compare to other plants?

Co-located assets