Robert Mueller Energy Center
Robert Mueller Energy Center is a 6 MW natural gas power plant in Travis County, Texas, operated by Austin Energy. EIA-860M lists 2 generating units here, inside ERCOT. Its units entered service in 2006.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Nameplate capacity
- 6.1 MW
- 5.2 MW net summer
- Generating units
- 2
- In service
- 2006
- EIA plant ID
- 56374
Where it is
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- County
- Travis County, Texas
- Coordinates
- 30.305, -97.7077
- Balancing authority
- ERCO
- Sector
- Electric Utility
Units, technology and status
- Operator of record
- Austin Energy
- Primary energy source
- Natural gas
- Technologies
- Natural Gas Fired Combustion Turbine, Petroleum Liquids
- Status
- Operating (1) · Standby/Backup (1)
This site runs on more than one energy source. EIA-860M capacity splits: Natural gas 5 MW, Petroleum 2 MW. It is filed here under Natural gas, the source with the most capacity.
Robert Mueller Energy Center: FAQ
- Where is Robert Mueller Energy Center?
- In Travis County, Texas (TX). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
- How big is Robert Mueller Energy Center?
- 6 MW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.
- Who owns Robert Mueller Energy Center?
- EIA-860M names Austin Energy as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
- Is this the same as Robert Mueller Energy Center LLC?
- Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Austin Energy here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Robert Mueller Energy Center LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
- Is Robert Mueller Energy Center still running?
- EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.