Laramie River Station
Platte County, Wyoming · EIA plant ID 6204 · Operator: Basin Electric Power Coop
Nameplate1,863MWSummer 1,700 MW
Generators3in service
Net generation8,219GWh12 mo to Aug 2026
Capacity factor55%gas/coal/oil units, summer MW
Heat rate10,710Btu/kWhfossil units, electric fuel, HHV
First online1981Runs as baseload
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
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 | 12,473.9 | 85.4% | 10,657 |
| 2002 | 12,398.3 | 85.8% | 10,563 |
| 2003 | 13,101.9 | 90.6% | 10,329 |
| 2004 | 12,830.3 | 88.5% | 10,521 |
| 2005 | 13,024.1 | 87.2% | 10,235 |
| 2006 | 12,777.6 | 85.5% | 10,433 |
| 2007 | 12,286.5 | 82.3% | 10,352 |
| 2008 | 12,301.2 | 82.1% | 10,256 |
| 2009 | 11,671.4 | 78.1% | 10,232 |
| 2010 | 12,468.2 | 83.2% | 10,208 |
| 2011 | 12,218.8 | 81.6% | 10,303 |
| 2012 | 10,997.9 | 73.2% | 10,156 |
| 2013 | 11,772.1 | 78.6% | 10,268 |
| 2014 | 10,102 | 67.4% | 10,172 |
| 2015 | 10,725 | 71.6% | 10,205 |
| 2016 | 10,283 | 68.5% | 10,161 |
| 2017 | 10,249 | 68.4% | 10,143 |
| 2018 | 10,689.9 | 71.4% | 10,166 |
| 2019 | 9,032.1 | 60.7% | 10,224 |
| 2020 | 8,017.3 | 53.7% | 10,329 |
| 2021 | 8,314.6 | 55.8% | 10,578 |
| 2022 | 9,858.9 | 66.2% | 10,429 |
| 2023 | 9,464.9 | 63.6% | 10,589 |
| 2024 | 6,794 | 45.5% | 10,953 |
| 2025 | 9,071.8 | 60.9% | 10,679 |
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 | Conventional Steam Coal | ST | 621 | 560 | Sep 1981 | Operating | — | coming soon |
| 2 | Conventional Steam Coal | ST | 621 | 570 | Jul 1981 | Operating | — | coming soon |
| 3 | Conventional Steam Coal | ST | 621 | 570 | Nov 1982 | Operating | — | coming soon |
Owner / operator
Operator: Basin Electric Power Coop. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Basin Electric Power Coop | 42.1% | 785 MW |
| Tri-State G & T Assn, Inc | 27.0% | 502 MW |
| Missouri Basin Muni Power Agny | 16.7% | 311 MW |
| Lincoln Electric System | 12.9% | 240 MW |
| Wyoming Municipal Power Agency | 1.4% | 25 MW |
Nearby plants
Within 80 km.
| Guernsey | 6 MW | 22.5 km |
| Glendo | 38 MW | 40.3 km |
| Goshen Solar | — | 42.3 km |