Timmerman Power Plant — Plant Summary
- EIA Plant ID
- 66335
- Capacity
- 180 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Internal Combustion Engine
- Status
- Operating
- Location
- Caldwell, TX
- Operating Since
- 2025
- Generators
- 10
- Operator
- Lower Colorado River Authority
- Parent Company
- Lower Colorado River Authority
- Balancing Authority
- Electric Reliability Council of Texas, Inc.
- ISO/RTO
- ERCOT
- NERC Region
- TRE
Timmerman Power Plant
OperatingNatural Gas
Ranked #125 of 313 Natural Gas plants in TX#774 of 2009 nationally
180 MW Natural Gas operating in Caldwell, TX — Electric Reliability Council of Texas, Inc.
EIA
180 MW
Nameplate Capacity
10
Generators
units
Natural Gas Internal Combustion Engine
Technology
2025
Operating Since
Location
Coordinates
29.8750, -97.8070
County
Caldwell, TX
Nearby Plants
- Hays Energy ProjectNatural Gas989 MW · 20.5 km
- Mesquite Creek LFGTE ProjectLandfill Gas3.2 MW · 25.9 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Lower Colorado River Authority | Lower Colorado River Authority | — |
| Owner(s) | Lower Colorado River Authority | Lower Colorado River Authority | — |
| Status | Operating | — | — |
Ownership Chain
About
Timmerman Power Plant is a natural gas-fired power plant located in Caldwell County, Texas. The plant has a total capacity of 180 MW consisting of 10 natural gas internal combustion engine generators. It began operating in 2025 and is owned and operated by the Lower Colorado River Authority.
The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority, which is part of the Texas Reliability Entity (TRE) NERC region. Based on total capacity, Timmerman Power Plant ranks as the 124th largest power plant in Texas out of 144, and 772nd nationally out of 945. The plant has been mentioned in 10 news articles, with 7 focused on industry topics and 3 on regulatory matters.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
345 kV
Regulatory Status
RE
Entity Type
Political Subdivision
Sector
Electric Utility
Interconnection Queue2 projectsBeta
Uhland Maxwell Expansion
OperationalGas188.4 MWERCOT
Generation
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Reedville Substation · 69 kV
Substation Distance
0.245 km
Operator
Bluebonnet Electric Cooperative
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
TIMPP_RN1
Pricing Hub
HB_SOUTH
Secondary Zone
LZ_SOUTH
Location Type
Resource Node
Node Source
Curated node match
News & Articles (10)Beta
Regulatory·state puc
Texas Issues First Performance-Based Grant Under Energy Fund for LCRA’s New 188-MW RICE Peaker
The Public Utility Commission of Texas (PUCT) has executed its first agreement under the Texas Energy Fund (TxEF) Completion Bonus Grant...
Public Utility Commission of Texas (regulator)PUCT (regulator)
POWER Magazine·4 months ago
Industry·corporate
Governor Abbott, LCRA announce opening of power plant in Maxwell
AUSTIN –. Governor Greg Abbott and the Lower Colorado River Authority (LCRA) today announced that Phase One of the Timmerman Power Plant in...
Greg Abbott (executive)LCRA (operator)
Lockhart Post Register·7 months ago
Industry·corporate
Maxwell's Timmerman Power Plant Goes Online: A Boost for Texas' Energy Future and Job Growth in San Marcos Area
The Timmerman Power Plant's Phase One has been activated in Maxwell, Texas, enhancing the state's energy infrastructure.
Hoodline·7 months ago
Industry·corporate
LCRA is investing $1.63B for new natural gas plants and transmission upgrades
LCRA plans to build two electric generating units at LCRA's natural gas-fired peaker Timmerman Power Plant in Caldwell County,...
LCRA (operator)
Power Engineering·10 months ago
Last updated 2026-03-14
View all 10 articles