Butterfield Solar Farm
Solar power plant in Bryan County, Oklahoma. 5 MW of nameplate capacity across 1 generator, operated by Oklahoma Gas & Electric Co.
Also known as EIA plant 66248
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 5 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- March 2022First generator online
- Operator
- Oklahoma Gas & Electric CoEIA operator ID 14063
- Grid
- SPPBalancing authority SWPP
- Price nodes
- None linkedNo verified ISO node
- Location
- Bryan County, OK33.9689, −96.4346
- EIA plant ID
- 66248EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Butterfield Solar Farm produces
Free · EIA-923Net generation, 2025
11.0 GWh
10,960 MWh, final
Capacity factor, 2025
25.0%
2024: 24.0%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2023 to 2025
10.6–11.0
GWh a year. Low 2024, high 2025
| 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 | Not reported | Not reported | 0 of 12 |
| 2018 | Not reported | Not reported | 0 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | Not reported | Not reported | 0 of 12 |
| 2021 | Not reported | Not reported | 0 of 12 |
| 2022 | 4,556 | Not reported | 10 of 12 |
| 2023 | 10,683 | 24.4% | 12 of 12 |
| 2024 | 10,561 | 24.0% | 12 of 12 |
| 2025 | 10,960 | 25.0% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
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 |
|---|---|---|---|
| BSS1 | Solar Photovoltaic | 5.0 | March 2022 |
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 Oklahoma Gas & Electric 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.
300 analyst questions a month, plus MCP
Query Butterfield Solar Farm and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.
Power plants near Butterfield Solar Farm
More plants operated by Oklahoma Gas & Electric Co
Questions about Butterfield Solar Farm
How much power does Butterfield Solar Farm produce?
Butterfield Solar Farm reported 10,960 MWh (11.0 GWh) of net generation in 2025, a 25.0% capacity factor on 5 MW of nameplate capacity.
Where is Butterfield Solar Farm?
Butterfield Solar Farm is in Bryan County, Oklahoma, at 33.9690, −96.4346. It is in the Southwest Power Pool balancing area (SWPP).
Who operates Butterfield Solar Farm?
EIA-860M for August 2026 lists Oklahoma Gas & Electric Co as the operator (EIA operator ID 14063). The operator is not always the owner.
When did Butterfield Solar Farm start operating?
Its first generator began operating in March 2022, according to EIA-860M.
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)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page