Timmerman Power Plant

OperatingNatural Gas

Ranked #101 of 319 Natural Gas plants in TX#589 of 2024 nationally

368 MW Natural Gas operating in Caldwell, TX — Electric Reliability Council of Texas, Inc.

EIA

368 MW

Nameplate Capacity

Generators

units

Natural Gas Internal Combustion Engine

Technology

2025

Operating Since

Location

Coordinates

29.8750, -97.8070

County

Caldwell, TX

Nearby Plants

Metro BESS
BESS200 MW · 18.9 km
Hays Energy Project
Natural Gas989 MW · 20.5 km
Buda BESS
BESS9.9 MW · 22.7 km

Status

Latest milestonePhase One commercially operationalLockhart Post Register · 2025-08-27

Expected COD2026Lockhart Post Register · 2025-08-27

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

DeveloperLower Colorado River AuthorityLockhart Post Register · 2025-08-27

CompanyMaxwellHoodline · 2025-08-22

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

EIA Plant Profile

Engineering & Generators