Rock Falls Wind Farm LLC
Wind power plant in Kay County, Oklahoma. 154.5 MW of nameplate capacity across 1 generator, operated by Public Service Co of Oklahoma.
Also known as Rock Falls Wind Farm · Rock Falls · EIA plant 61261
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 154.5 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- December 2017First generator online
- Operator
- Public Service Co of OklahomaEIA operator ID 15474
- Grid
- SPPBalancing authority SWPP
- Price nodes
- 1 SPP nodeResource nodes with prices
- Location
- Kay County, OK36.9272, −97.4271
- EIA plant ID
- 61261EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Rock Falls Wind Farm produces
Free · EIA-923Net generation, 2025
374 GWh
374,311 MWh, final
Capacity factor, 2025
27.7%
2024: 39.5%
January to July 2026
49.4 GWh
Provisional. 1 of 7 months reported
Range, 2018 to 2025
374.3–572.8
GWh a year. Low 2025, high 2018
| 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 | Not reported | Not reported | 0 of 12 |
| 2017 | 45,648 | Not reported | 1 of 12 |
| 2018 | 572,768 | 42.3% | 12 of 12 |
| 2019 | 461,969 | 34.1% | 12 of 12 |
| 2020 | 559,383 | 41.2% | 12 of 12 |
| 2021 | 549,636 | 40.6% | 12 of 12 |
| 2022 | 378,537 | 28.0% | 12 of 12 |
| 2023 | 378,248 | 27.9% | 12 of 12 |
| 2024 | 535,947 | 39.5% | 12 of 12 |
| 2025 | 374,311 | 27.7% | 12 of 12 |
| 2026 (provisional, partial year) | 49,380 | 43.0% | 1 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 · SPPEmissions
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 |
|---|---|---|---|
| RF1 | Onshore Wind Turbine | 154.5 | December 2017 |
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 Public Service Co of Oklahoma 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.
300 analyst questions a month, plus MCP
Query Rock Falls Wind Farm LLC and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.
Power plants near Rock Falls Wind Farm
More plants operated by Public Service Co of Oklahoma
Questions about Rock Falls Wind Farm
How much power does Rock Falls Wind Farm LLC produce?
Rock Falls Wind Farm LLC reported 374,311 MWh (374 GWh) of net generation in 2025, a 27.7% capacity factor on 154.5 MW of nameplate capacity. From January to July 2026 it reported 49.4 GWh, which is provisional.
Where is Rock Falls Wind Farm LLC?
Rock Falls Wind Farm LLC is in Kay County, Oklahoma, at 36.9272, −97.4271. It is in the Southwest Power Pool balancing area (SWPP).
Who operates Rock Falls Wind Farm LLC?
EIA-860M for August 2026 lists Public Service Co of Oklahoma as the operator (EIA operator ID 15474). The operator is not always the owner.
When did Rock Falls Wind Farm LLC start operating?
Its first generator began operating in December 2017, according to EIA-860M.
Does InfraMap have power prices for Rock Falls Wind Farm LLC?
Yes. InfraMap has SPP day-ahead and real-time prices at 1 price node linked to Rock Falls Wind Farm LLC, 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)
- SPP day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
- Project names from the USGS U.S. Wind Turbine Database
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page