Sumpter Energy Associates
Landfill gas power plant in Wayne County, Michigan. 11.2 MW of nameplate capacity across 14 generators, operated by NextEra Renewable Fuels, LLC.
Also known as EIA plant 54536
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 11.2 MWNameplate
- Generators
- 14 operatingEIA-860M, August 2026
- Operating since
- July 1992First generator online
- Operator
- NextEra Renewable Fuels, LLCEIA operator ID 57249
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Wayne County, MI42.1057, −83.4989
- EIA plant ID
- 54536EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Sumpter Energy Associates produces
Free · EIA-923Net generation, 2025
52.5 GWh
52,464 MWh, final
Capacity factor, 2025
53.5%
2024: 64.4%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
1.5–72.1
GWh a year. Low 2019, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 85,293 | Not reported | 12 of 12 |
| 2002 | 76,229 | Not reported | 12 of 12 |
| 2003 | 76,579 | Not reported | 12 of 12 |
| 2004 | 81,798 | Not reported | 12 of 12 |
| 2005 | 87,369 | Not reported | 12 of 12 |
| 2006 | 101,825 | Not reported | 12 of 12 |
| 2007 | 97,461 | Not reported | 12 of 12 |
| 2008 | 98,441 | Not reported | 12 of 12 |
| 2009 | 102,807 | Not reported | 12 of 12 |
| 2010 | 96,208 | 91.5% | 12 of 12 |
| 2011 | 97,676 | Not reported | 12 of 12 |
| 2012 | 76,142 | Not reported | 12 of 12 |
| 2013 | 92,122 | 87.6% | 12 of 12 |
| 2014 | 7,416 | 7.1% | 12 of 12 |
| 2015 | 6,480 | 6.2% | 12 of 12 |
| 2016 | 5,938 | 5.6% | 12 of 12 |
| 2017 | 6,482 | 6.2% | 12 of 12 |
| 2018 | 6,584 | 6.3% | 12 of 12 |
| 2019 | 1,509 | Not reported | 12 of 12 |
| 2020 | 72,115 | 73.3% | 12 of 12 |
| 2021 | 71,630 | 73.0% | 12 of 12 |
| 2022 | 64,292 | 65.5% | 12 of 12 |
| 2023 | 58,032 | 59.1% | 12 of 12 |
| 2024 | 63,351 | 64.4% | 12 of 12 |
| 2025 | 52,464 | 53.5% | 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.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 0202 | Landfill Gas | 0.8 | July 1998 |
| 0203 | Landfill Gas | 0.8 | July 1998 |
| 0204 | Landfill Gas | 0.8 | July 1998 |
| 0205 | Landfill Gas | 0.8 | July 1998 |
| 0386 | Landfill Gas | 0.8 | July 1992 |
| 0388 | Landfill Gas | 0.8 | July 1992 |
| 0389 | Landfill Gas | 0.8 | July 1992 |
| 0392 | Landfill Gas | 0.8 | July 1992 |
| 0435 | Landfill Gas | 0.8 | July 1992 |
| 0437 | Landfill Gas | 0.8 | July 1992 |
| 0440 | Landfill Gas | 0.8 | July 1992 |
| 0447 | Landfill Gas | 0.8 | July 1992 |
| 0464 | Landfill Gas | 0.8 | July 1992 |
| 0467 | Landfill Gas | 0.8 | July 1992 |
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 NextEra Renewable Fuels, LLC 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 Sumpter Energy Associates
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Questions about Sumpter Energy Associates
How much power does Sumpter Energy Associates produce?
Sumpter Energy Associates reported 52,464 MWh (52.5 GWh) of net generation in 2025, a 53.5% capacity factor on 11.2 MW of nameplate capacity.
Where is Sumpter Energy Associates?
Sumpter Energy Associates is in Wayne County, Michigan, at 42.1057, −83.4989. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Sumpter Energy Associates?
EIA-860M for August 2026 lists NextEra Renewable Fuels, LLC as the operator (EIA operator ID 57249). The operator is not always the owner.
When did Sumpter Energy Associates start operating?
Its first generator began operating in July 1992, 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