Caro
Tuscola County, Michigan · EIA plant ID 1874 · Operator: Thumb Electric Coop of Mich
Nameplate9MWSummer 9 MW
Generators6in service
Net generation0GWh12 mo to Dec 2025
Capacity factor0%gas/coal/oil units, summer MW
Heat rate—Btu/kWhfossil units, electric fuel, HHV
First online1949Runs as rarely runs
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), gas/coal/oil units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2001 | 0.1 | 0.1% | 17,912 |
| 2002 | 0 | 0.0% | 13,297 |
| 2003 | 0 | 0.0% | 12,000 |
| 2004 | 0 | 0.0% | 21,667 |
| 2005 | 0 | 0.0% | 11,602 |
| 2006 | 0 | 0.0% | — |
| 2007 | -0.3 | -0.3% | — |
| 2008 | 0 | 0.0% | — |
| 2009 | 0 | 0.0% | 23,265 |
| 2010 | 0 | 0.0% | 23,667 |
| 2011 | 0 | 0.0% | — |
| 2012 | 0 | 0.0% | — |
| 2013 | 0 | 0.0% | — |
| 2014 | 0 | 0.0% | — |
| 2015 | 0 | 0.0% | — |
| 2016 | 0 | 0.0% | 13,848 |
| 2017 | 0 | 0.0% | — |
| 2018 | 0 | 0.0% | 16,156 |
| 2019 | 0 | 0.0% | 10,587 |
| 2020 | 0 | 0.0% | — |
| 2021 | 0 | 0.0% | — |
| 2022 | 0 | 0.0% | — |
| 2023 | 0 | 0.0% | 13,265 |
| 2024 | 0 | 0.0% | — |
| 2025 | 0 | 0.0% | — |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| 1 | Petroleum Liquids | IC | 1.3 | 1 | Aug 1949 | Operating | — | coming soon |
| 2 | Petroleum Liquids | IC | 1.3 | 1 | Aug 1949 | Operating | — | coming soon |
| 3 | Petroleum Liquids | IC | 1.3 | 1 | Aug 1952 | Operating | — | coming soon |
| 4 | Petroleum Liquids | IC | 1.5 | 1.5 | Aug 1984 | Operating | — | coming soon |
| 5 | Petroleum Liquids | IC | 2 | 2 | May 1999 | Operating | — | coming soon |
| 6 | Petroleum Liquids | IC | 2 | 2 | Apr 2000 | Operating | — | coming soon |
Owner / operator
Operator: Thumb Electric Coop of Mich. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Thumb Electric Coop of Mich | 100.0% | 9 MW |
Nearby plants
Within 80 km.
| POET Biorefining Caro, LLC | 4 MW | 6.8 km |
| Wilmot | 14 MW | 11.3 km |
| Pegasus Wind | 178 MW | 14.6 km |
| Tuscola Wind II LLC | 100 MW | 20.4 km |
| Cross Winds Energy Park | 231 MW | 20.5 km |
| Tuscola Bay Wind | 120 MW | 26.8 km |