Austin
Hydro power plant in Travis County, Texas. 18 MW of nameplate capacity across 2 generators, operated by Lower Colorado River Authority.
Also known as Tom Miller Power Plant · EIA plant 3594
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Key facts
- Capacity
- 18 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- April 1940First generator online
- Operator
- Lower Colorado River AuthorityEIA operator ID 11269
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- 1 ERCOT nodeResource nodes with prices
- Location
- Travis County, TX30.2934, −97.7844
- EIA plant ID
- 3594EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Austin produces
Free · EIA-923Net generation, 2025
9.69 GWh
9,688 MWh, final
Capacity factor, 2025
6.1%
2024: 2.6%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
2.6–37.7
GWh a year. Low 2015, high 2019
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 27,773 | Not reported | 12 of 12 |
| 2001 | 47,956 | Not reported | 12 of 12 |
| 2002 | 32,726 | Not reported | 12 of 12 |
| 2003 | 41,443 | Not reported | 12 of 12 |
| 2004 | 40,303 | Not reported | 12 of 12 |
| 2005 | 50,304 | Not reported | 12 of 12 |
| 2006 | 26,025 | Not reported | 12 of 12 |
| 2007 | 41,952 | Not reported | 12 of 12 |
| 2008 | 29,548 | Not reported | 12 of 12 |
| 2009 | 28,182 | Not reported | 12 of 12 |
| 2010 | 26,951 | 17.1% | 12 of 12 |
| 2011 | 29,731 | 18.9% | 12 of 12 |
| 2012 | 2,917 | 1.8% | 12 of 12 |
| 2013 | 5,015 | 3.2% | 12 of 12 |
| 2014 | 3,155 | 2.0% | 12 of 12 |
| 2015 | 2,617 | 1.7% | 12 of 12 |
| 2016 | 33,362 | 21.1% | 12 of 12 |
| 2017 | 24,206 | 15.4% | 12 of 12 |
| 2018 | 33,640 | 21.3% | 12 of 12 |
| 2019 | 37,665 | 23.9% | 12 of 12 |
| 2020 | 15,237 | 9.6% | 12 of 12 |
| 2021 | 7,557 | 4.8% | 12 of 12 |
| 2022 | 13,156 | 8.3% | 12 of 12 |
| 2023 | 4,704 | 3.0% | 12 of 12 |
| 2024 | 4,092 | 2.6% | 12 of 12 |
| 2025 | 9,688 | 6.1% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · ERCOTEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Conventional Hydroelectric | 9.0 | April 1940 |
| 2 | Conventional Hydroelectric | 9.0 | April 1940 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Lower Colorado River Authority as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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Power plants near Austin
More plants operated by Lower Colorado River Authority
Questions about Austin
How much power does Austin produce?
Austin reported 9,688 MWh (9.69 GWh) of net generation in 2025, a 6.1% capacity factor on 18 MW of nameplate capacity.
Where is Austin?
Austin is in Travis County, Texas, at 30.2934, −97.7844. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates Austin?
EIA-860M for August 2026 lists Lower Colorado River Authority as the operator (EIA operator ID 11269). The operator is not always the owner.
When did Austin start operating?
Its first generator began operating in April 1940, according to EIA-860M.
Does InfraMap have power prices for Austin?
Yes. InfraMap has ERCOT day-ahead and real-time prices at 1 price node linked to Austin, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- ERCOT day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page