R W Miller
Natural gas power plant in Palo Pinto County, Texas. 537.6 MW of nameplate capacity across 4 generators, operated by RW Miller Power LLC.
Also known as R W Miller power plant · R.W. Miller · RW Miller · EIA plant 3628
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Key facts
- Capacity
- 537.6 MWNameplate
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- July 1972First generator online
- Operator
- RW Miller Power LLCEIA operator ID 66086
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- 2 ERCOT nodesResource nodes with prices
- Location
- Palo Pinto County, TX32.6581, −98.3103
- EIA plant ID
- 3628EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power R W Miller produces
Free · EIA-923Net generation, 2025
880 GWh
880,411 MWh, final. 10 of 12 months reported
Capacity factor, 2025
19.9%
2024: 9.3%
January to July 2026
135 GWh
Provisional. 6 of 7 months reported
Range, 2015 to 2022
141.9–402.1
GWh a year. Low 2017, high 2018
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 1,784,594 | Not reported | 12 of 12 |
| 2001 | 1,242,148 | Not reported | 12 of 12 |
| 2002 | 717,635 | Not reported | 12 of 12 |
| 2003 | 520,420 | Not reported | 12 of 12 |
| 2004 | 373,948 | Not reported | 12 of 12 |
| 2005 | 949,473 | Not reported | 12 of 12 |
| 2006 | 760,686 | Not reported | 12 of 12 |
| 2007 | 309,952 | Not reported | 12 of 12 |
| 2008 | 542,483 | Not reported | 12 of 12 |
| 2009 | 553,004 | Not reported | 12 of 12 |
| 2010 | 383,955 | 7.3% | 12 of 12 |
| 2011 | 400,282 | 7.6% | 12 of 12 |
| 2012 | 297,448 | 5.6% | 12 of 12 |
| 2013 | 164,743 | 3.1% | 12 of 12 |
| 2014 | 166,020 | 3.1% | 12 of 12 |
| 2015 | 185,250 | 3.5% | 12 of 12 |
| 2016 | 251,511 | 4.7% | 12 of 12 |
| 2017 | 141,901 | 2.7% | 12 of 12 |
| 2018 | 402,062 | 7.6% | 12 of 12 |
| 2019 | 395,036 | 7.5% | 12 of 12 |
| 2020 | 179,826 | 3.4% | 12 of 12 |
| 2021 | 256,641 | 4.9% | 12 of 12 |
| 2022 | 354,437 | 6.7% | 12 of 12 |
| 2023 | 457,933 | 9.4% | 11 of 12 |
| 2024 | 450,370 | 9.3% | 11 of 12 |
| 2025 | 880,411 | 19.9% | 10 of 12 |
| 2026 (provisional, partial year) | 134,936 | 5.1% | 6 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 CAMPDCO₂, 2020
130,375
US short tons. 2019: 308,990
SO₂, 2020
1
US short tons
NOx, 2020
148
US short tons
CO₂ per MWh, calculated
0.73 t
About 1,450 lb per MWh
5 of 5 EPA units reported CO₂ in 2020 (**4, **5, 1, 2, 3), matched to EIA plant 3628 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
62,603
million gallons
Consumption, 2024
0
million gallons
Source
Lake Palo Pinto
Surface, Fresh. Once-through
Watershed stress
Low · 0.216
USGS SUI, HUC12 Palo Pinto Creek Reservoir-Palo Pinto Creek
36 of 36 cooling months report withdrawal. SUI of the HUC12 containing the plant. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 2 | Natural Gas Steam Turbine | 100.0 | July 1972 |
| 3 | Natural Gas Steam Turbine | 200.0 | August 1975 |
| 4 | Natural Gas Fired Combustion Turbine | 118.8 | July 1994 |
| 5 | Natural Gas Fired Combustion Turbine | 118.8 | July 1994 |
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 RW Miller Power LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near R W Miller
Questions about R W Miller
How much power does R W Miller produce?
R W Miller reported 880,411 MWh (880 GWh) of net generation in 2025, a 19.9% capacity factor on 537.6 MW of nameplate capacity. From January to July 2026 it reported 135 GWh, which is provisional. 10 of 12 months were reported for 2025.
Where is R W Miller?
R W Miller is in Palo Pinto County, Texas, at 32.6581, −98.3103. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates R W Miller?
EIA-860M for August 2026 lists RW Miller Power LLC as the operator (EIA operator ID 66086). The operator is not always the owner.
When did R W Miller start operating?
Its first generator began operating in July 1972, according to EIA-860M.
Does InfraMap have power prices for R W Miller?
Yes. InfraMap has ERCOT day-ahead and real-time prices at 2 price nodes linked to R W Miller, 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)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- ERCOT day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page