Great Bend - Sunflower
Natural gas power plant in Barton County, Kansas. 81.6 MW of nameplate capacity across 1 generator, operated by Sunflower Electric Power Corp.
Also known as Great Bend 3 · EIA plant 1235
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 81.6 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- June 1963First generator online
- Operator
- Sunflower Electric Power CorpEIA operator ID 18315
- Grid
- SPPBalancing authority SWPP
- Price nodes
- 1 SPP nodeResource nodes with prices
- Location
- Barton County, KS38.4100, −98.8689
- EIA plant ID
- 1235EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Great Bend - Sunflower produces
Free · EIA-923Net generation, 2025
19.8 GWh
19,800 MWh, final
Capacity factor, 2025
2.8%
2024: 7.2%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
−1.0–51.9
GWh a year. Low 2021, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 216,503 | Not reported | 12 of 12 |
| 2001 | 63,132 | Not reported | 12 of 12 |
| 2002 | 98,816 | Not reported | 12 of 12 |
| 2003 | 93,944 | Not reported | 12 of 12 |
| 2004 | 76,202 | Not reported | 12 of 12 |
| 2005 | 120,282 | Not reported | 12 of 12 |
| 2006 | 107,318 | Not reported | 12 of 12 |
| 2007 | −398 | Not reported | 2 of 12 |
| 2008 | 135,451 | Not reported | 12 of 12 |
| 2009 | 142,599 | Not reported | 12 of 12 |
| 2010 | 99,126 | 13.9% | 12 of 12 |
| 2011 | 73,766 | 10.3% | 12 of 12 |
| 2012 | 140,665 | 19.6% | 12 of 12 |
| 2013 | 104,694 | 14.6% | 12 of 12 |
| 2014 | 4,739 | 0.7% | 12 of 12 |
| 2015 | −775 | -0.1% | 12 of 12 |
| 2016 | −175 | -0.0% | 12 of 12 |
| 2017 | 359 | 0.1% | 12 of 12 |
| 2018 | −661 | -0.1% | 12 of 12 |
| 2019 | 324 | 0.0% | 12 of 12 |
| 2020 | −436 | -0.1% | 12 of 12 |
| 2021 | −1,045 | -0.1% | 12 of 12 |
| 2022 | 17,263 | 2.4% | 12 of 12 |
| 2023 | 31,976 | 4.5% | 12 of 12 |
| 2024 | 51,877 | 7.2% | 12 of 12 |
| 2025 | 19,800 | 2.8% | 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 · SPPEmissions
Free · EPA CAMPDCO₂, 2025
17,234
US short tons. 2024: 39,661
SO₂, 2025
0
US short tons
NOx, 2025
19
US short tons
CO₂ per MWh, calculated
0.87 t
About 1,741 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (3), matched to EIA plant 1235 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, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 3 | Natural Gas Steam Turbine | 81.6 | June 1963 |
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 Sunflower Electric Power Corp 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 Great Bend - Sunflower
More plants operated by Sunflower Electric Power Corp
Questions about Great Bend - Sunflower
How much power does Great Bend - Sunflower produce?
Great Bend - Sunflower reported 19,800 MWh (19.8 GWh) of net generation in 2025, a 2.8% capacity factor on 81.6 MW of nameplate capacity.
Where is Great Bend - Sunflower?
Great Bend - Sunflower is in Barton County, Kansas, at 38.4100, −98.8689. It is in the Southwest Power Pool balancing area (SWPP).
Who operates Great Bend - Sunflower?
EIA-860M for August 2026 lists Sunflower Electric Power Corp as the operator (EIA operator ID 18315). The operator is not always the owner.
When did Great Bend - Sunflower start operating?
Its first generator began operating in June 1963, according to EIA-860M.
Does InfraMap have power prices for Great Bend - Sunflower?
Yes. InfraMap has SPP day-ahead and real-time prices at 1 price node linked to Great Bend - Sunflower, 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
- SPP 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