Big Bend
Natural gas power plant in Hillsborough County, Florida. 1,797 MW of nameplate capacity across 5 generators, operated by Tampa Electric Co.
Also known as Big Bend Station · EIA plant 645
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Key facts
- Capacity
- 1,797 MWNameplate
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- October 1970First generator online
- Operator
- Tampa Electric CoEIA operator ID 18454
- Grid
- TECBalancing authority TEC
- Price nodes
- None linkedNo verified ISO node
- Location
- Hillsborough County, FL27.7944, −82.4036
- EIA plant ID
- 645EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Big Bend produces
Free · EIA-923Net generation, 2025
7.47 TWh
7,473,386 MWh, final
Capacity factor, 2025
Not reported
2024: Not reported
January to July 2026
3.55 TWh
Provisional. 6 of 7 months reported
Range, 2016 to 2025
3.1–7.5
TWh a year. Low 2020, high 2025
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 10,802,900 | Not reported | 12 of 12 |
| 2001 | 9,259,719 | Not reported | 12 of 12 |
| 2002 | 8,518,176 | Not reported | 12 of 12 |
| 2003 | 7,750,954 | Not reported | 11 of 12 |
| 2004 | 7,030,607 | Not reported | 9 of 12 |
| 2005 | 8,442,298 | Not reported | 12 of 12 |
| 2006 | 9,422,708 | Not reported | 12 of 12 |
| 2007 | 8,608,877 | Not reported | 12 of 12 |
| 2008 | 8,727,556 | Not reported | 12 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | 9,044,806 | 54.8% | 12 of 12 |
| 2011 | 9,425,740 | 57.1% | 12 of 12 |
| 2012 | 9,556,350 | 57.7% | 12 of 12 |
| 2013 | 9,546,163 | 57.8% | 12 of 12 |
| 2014 | 7,249,314 | Not reported | 8 of 12 |
| 2015 | 7,558,559 | 49.6% | 11 of 12 |
| 2016 | 7,303,798 | 44.1% | 12 of 12 |
| 2017 | 4,917,960 | 31.1% | 11 of 12 |
| 2018 | 4,787,630 | 28.7% | 12 of 12 |
| 2019 | 3,889,923 | 23.3% | 12 of 12 |
| 2020 | 3,129,569 | Not reported | 12 of 12 |
| 2021 | 3,279,067 | 19.4% | 12 of 12 |
| 2022 | 2,898,348 | Not reported | 10 of 12 |
| 2023 | 4,821,327 | Not reported | 9 of 12 |
| 2024 | 7,169,249 | Not reported | 12 of 12 |
| 2025 | 7,473,386 | Not reported | 12 of 12 |
| 2026 (provisional, partial year) | 3,548,706 | Not reported | 6 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 CAMPDCO₂, 2025
3.16M
US short tons. 2024: 3.07M
SO₂, 2025
80
US short tons
NOx, 2025
1,212
US short tons
CO₂ per MWh, calculated
0.42 t
About 846 lb per MWh
5 of 5 EPA units reported CO₂ in 2025 (BB01, BB02, BB03, BB04, BB05, BB06, CT4A, CT4B), matched to EIA plant 645 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
178,493
million gallons
Consumption, 2024
0
million gallons
Source
Tampa Bay
Surface, Saline. Once-through
Watershed stress
Low · 0.313
USGS SUI, HUC12 Wolf Branch-Frontal Tampa Bay
24 of 24 cooling months report withdrawal. Saline, brackish or ocean intake; not tested. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GT4 | Natural Gas Fired Combustion Turbine | 69.9 | August 2009 |
| GT5 | Natural Gas Fired Combined Cycle | 397.8 | December 2021 |
| GT6 | Natural Gas Fired Combined Cycle | 397.8 | December 2021 |
| ST1 | Natural Gas Fired Combined Cycle | 445.5 | October 1970 |
| ST4 | Natural Gas Steam Turbine | 486.0 | February 1985 |
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 Tampa 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 Big Bend
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Questions about Big Bend
How much power does Big Bend produce?
Big Bend reported 7,473,386 MWh (7.47 TWh) of net generation in 2025. From January to July 2026 it reported 3.55 TWh, which is provisional.
Where is Big Bend?
Big Bend is in Hillsborough County, Florida, at 27.7944, −82.4036. It is in the Tampa Electric Company balancing area (TEC).
Who operates Big Bend?
EIA-860M for August 2026 lists Tampa Electric Co as the operator (EIA operator ID 18454). The operator is not always the owner.
When did Big Bend start operating?
Its first generator began operating in October 1970, 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)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- 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