State Line Combined Cycle
Natural gas power plant in Jasper County, Missouri. 690.5 MW of nameplate capacity across 4 generators, operated by Empire District Electric Co.
Also known as State Line Combined Cycle Gas Power Plant · EIA plant 7296
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Key facts
- Capacity
- 690.5 MWNameplate
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- May 1995First generator online
- Operator
- Empire District Electric CoEIA operator ID 5860
- Grid
- SPPBalancing authority SWPP
- Price nodes
- 2 SPP nodesResource nodes with prices
- Location
- Jasper County, MO37.0659, −94.6140
- EIA plant ID
- 7296EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power State Line Combined Cycle produces
Free · EIA-923Net generation, 2025
2.45 TWh
2,453,082 MWh, final
Capacity factor, 2025
40.6%
2024: 38.1%
January to July 2026
1.28 TWh
Provisional
Range, 2016 to 2025
1.9–2.7
TWh a year. Low 2021, high 2019
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 323,595 | Not reported | 12 of 12 |
| 2001 | 653,953 | Not reported | 12 of 12 |
| 2002 | 1,359,024 | Not reported | 12 of 12 |
| 2003 | 936,412 | Not reported | 12 of 12 |
| 2004 | 1,164,805 | Not reported | 12 of 12 |
| 2005 | 1,909,169 | Not reported | 12 of 12 |
| 2006 | 1,507,155 | Not reported | 12 of 12 |
| 2007 | 1,979,321 | Not reported | 12 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | 1,831,680 | 30.3% | 12 of 12 |
| 2011 | 1,926,937 | 31.9% | 12 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 | 2,308,602 | 38.1% | 12 of 12 |
| 2017 | 2,450,774 | 40.5% | 12 of 12 |
| 2018 | Not reported | Not reported | 0 of 12 |
| 2019 | 2,738,545 | 45.3% | 12 of 12 |
| 2020 | 943,371 | 37.5% | 5 of 12 |
| 2021 | 1,946,512 | Not reported | 12 of 12 |
| 2022 | 221,813 | 43.2% | 1 of 12 |
| 2023 | 2,305,687 | 38.1% | 12 of 12 |
| 2024 | 2,311,053 | 38.1% | 12 of 12 |
| 2025 | 2,453,082 | 40.6% | 12 of 12 |
| 2026 (provisional, partial year) | 1,280,888 | 36.5% | 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 · SPPEmissions
Free · EPA CAMPDCO₂, 2025
1.04M
US short tons. 2024: 983,103
SO₂, 2025
5
US short tons
NOx, 2025
127
US short tons
CO₂ per MWh, calculated
0.42 t
About 849 lb per MWh
3 of 3 EPA units reported CO₂ in 2025 (1, 2-1, 2-2), matched to EIA plant 7296 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
661
million gallons
Consumption, 2024
587
million gallons
Source
Municipal, Wells
Ground, Fresh. Induced-draft tower
Watershed stress
Low · 0.261
USGS SUI, HUC12 Short Creek-Spring River
12 of 12 cooling months report withdrawal. Groundwater user; SUI describes surface water and is context only. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Natural Gas Fired Combustion Turbine | 123.0 | May 1995 |
| 2-1 | Natural Gas Fired Combined Cycle | 181.0 | June 2001 |
| 2-2 | Natural Gas Fired Combined Cycle | 180.0 | June 1997 |
| 2-3 | Natural Gas Fired Combined Cycle | 206.5 | June 2001 |
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 Empire District Electric Co 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 State Line Combined Cycle
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Questions about State Line Combined Cycle
How much power does State Line Combined Cycle produce?
State Line Combined Cycle reported 2,453,082 MWh (2.45 TWh) of net generation in 2025, a 40.6% capacity factor on 690.5 MW of nameplate capacity. From January to July 2026 it reported 1.28 TWh, which is provisional.
Where is State Line Combined Cycle?
State Line Combined Cycle is in Jasper County, Missouri, at 37.0659, −94.6140. It is in the Southwest Power Pool balancing area (SWPP).
Who operates State Line Combined Cycle?
EIA-860M for August 2026 lists Empire District Electric Co as the operator (EIA operator ID 5860). The operator is not always the owner.
When did State Line Combined Cycle start operating?
Its first generator began operating in May 1995, according to EIA-860M.
Does InfraMap have power prices for State Line Combined Cycle?
Yes. InfraMap has SPP day-ahead and real-time prices at 2 price nodes linked to State Line Combined Cycle, 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
- 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