RE Roserock
Solar power plant in Pecos County, Texas. 160 MW of nameplate capacity across 1 generator, operated by Southern Power Co.
Also known as Roserock Solar · EIA plant 59994
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 160 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- November 2016First generator online
- Operator
- Southern Power CoEIA operator ID 17650
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- 1 ERCOT nodeResource nodes with prices
- Location
- Pecos County, TX30.9602, −103.3067
- EIA plant ID
- 59994EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power RE Roserock produces
Free · EIA-923Net generation, 2025
378 GWh
377,963 MWh, final
Capacity factor, 2025
27.0%
2024: 26.0%
January to July 2026
217 GWh
Provisional
Range, 2017 to 2025
252.3–414.6
GWh a year. Low 2018, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | 26,825 | Not reported | 2 of 12 |
| 2017 | 396,390 | 28.3% | 12 of 12 |
| 2018 | 252,285 | 18.0% | 12 of 12 |
| 2019 | 384,950 | 27.5% | 12 of 12 |
| 2020 | 414,578 | 29.5% | 12 of 12 |
| 2021 | 347,715 | 24.8% | 12 of 12 |
| 2022 | 367,539 | 26.2% | 12 of 12 |
| 2023 | 385,479 | 27.5% | 12 of 12 |
| 2024 | 365,758 | 26.0% | 12 of 12 |
| 2025 | 377,963 | 27.0% | 12 of 12 |
| 2026 (provisional, partial year) | 217,408 | 26.7% | 7 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 |
|---|---|---|---|
| ROSEK | Solar Photovoltaic | 160.0 | November 2016 |
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 Southern Power Co as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Power plants near RE Roserock
More plants operated by Southern Power Co
Questions about RE Roserock
How much power does RE Roserock produce?
RE Roserock reported 377,963 MWh (378 GWh) of net generation in 2025, a 27.0% capacity factor on 160 MW of nameplate capacity. From January to July 2026 it reported 217 GWh, which is provisional.
Where is RE Roserock?
RE Roserock is in Pecos County, Texas, at 30.9602, −103.3067. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates RE Roserock?
EIA-860M for August 2026 lists Southern Power Co as the operator (EIA operator ID 17650). The operator is not always the owner.
When did RE Roserock start operating?
Its first generator began operating in November 2016, according to EIA-860M.
Does InfraMap have power prices for RE Roserock?
Yes. InfraMap has ERCOT day-ahead and real-time prices at 1 price node linked to RE Roserock, 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