Ft. Pierre
Stanley County, South Dakota · EIA plant ID 56148 · Operator: City of Fort Pierre - (SD)
Nameplate6MWSummer 6 MW
Generators3in service
Net generation0GWh12 mo to Dec 2025
Capacity factor0%gas/coal/oil units, summer MW
Heat rate10,692Btu/kWhfossil units, electric fuel, HHV
First online2004Runs 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) |
|---|---|---|---|
| 2005 | 0 | 0.1% | 12,303 |
| 2006 | 0 | 0.1% | 10,913 |
| 2007 | 0 | 0.1% | 9,429 |
| 2008 | 0.1 | 0.1% | 10,302 |
| 2009 | 0 | 0.1% | 9,280 |
| 2010 | 0.1 | 0.1% | 9,596 |
| 2011 | 0 | 0.1% | 10,042 |
| 2012 | 0 | 0.0% | 9,727 |
| 2013 | -0.2 | -0.4% | — |
| 2014 | -0.2 | -0.3% | — |
| 2015 | 0 | 0.1% | 9,720 |
| 2016 | 0.1 | 0.1% | 10,865 |
| 2017 | 0 | 0.1% | 10,128 |
| 2018 | 0 | 0.1% | 9,970 |
| 2019 | 0 | 0.1% | 9,935 |
| 2020 | 0 | 0.1% | 10,133 |
| 2021 | 0.5 | 1.0% | 10,114 |
| 2022 | 0 | 0.1% | 9,988 |
| 2023 | 0.1 | 0.1% | 10,091 |
| 2024 | 0.1 | 0.1% | 10,223 |
| 2025 | 0.1 | 0.1% | 10,692 |
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 |
|---|---|---|---|---|---|---|---|---|
| 5 | Petroleum Liquids | IC | 2 | 2 | Oct 2004 | Operating | — | coming soon |
| 6 | Petroleum Liquids | IC | 2 | 2 | Oct 2004 | Operating | — | coming soon |
| 7 | Petroleum Liquids | IC | 2 | 2 | Oct 2004 | Operating | — | coming soon |
Owner / operator
Operator: City of Fort Pierre - (SD). Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| City of Fort Pierre - (SD) | 100.0% | 6 MW |
Nearby plants
Within 80 km.
| Pierre Solar | 1 MW | 6.3 km |
| Oahe | 786 MW | 9.2 km |
| North Bend Wind Project, LLC | 200 MW | 57.3 km |
| Triple H Wind Project | 250 MW | 61.9 km |
| South Dakota Wind Energy Cente | 41 MW | 72.8 km |