Big Sand Draw Plant
Fremont County, Wyoming · EIA plant ID 60130 · Operator: denbury inc
Nameplate8MWSummer 7 MW
Generators5in service
Net generation39GWh12 mo to Aug 2026
Capacity factor63%gas/coal/oil units, summer MW
Heat rate9,050Btu/kWhfossil units, electric fuel, HHV
First online2015Runs 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) |
|---|---|---|---|
| 2015 | 8.7 | 16.9% | 10,637 |
| 2016 | 24.8 | 40.3% | 10,452 |
| 2017 | 27.6 | 45.0% | 10,470 |
| 2018 | 29.7 | 48.5% | 10,451 |
| 2019 | 26.7 | 43.5% | 10,452 |
| 2020 | 27.3 | 44.3% | 10,453 |
| 2021 | 25.1 | 41.0% | 10,452 |
| 2022 | 25.6 | 41.7% | 10,452 |
| 2023 | 39.3 | 64.2% | 7,516 |
| 2024 | 39 | 63.4% | 9,051 |
| 2025 | 38.2 | 62.3% | 9,050 |
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 | Natural Gas Internal Combustion Engine | IC | 1.6 | 1.4 | Mar 2015 | Operating | — | coming soon |
| 2 | Natural Gas Internal Combustion Engine | IC | 1.6 | 1.4 | Mar 2015 | Operating | — | coming soon |
| 4 | Natural Gas Internal Combustion Engine | IC | 1.6 | 1.4 | Mar 2015 | Operating | — | coming soon |
| 5 | Natural Gas Internal Combustion Engine | IC | 1.6 | 1.4 | Mar 2015 | Operating | — | coming soon |
| 6 | Natural Gas Internal Combustion Engine | IC | 1.6 | 1.4 | Mar 2015 | Operating | — | coming soon |
Owner / operator
Operator: denbury inc. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| denbury inc | 100.0% | 8 MW |
Nearby plants
Within 80 km.
| Beaver Creek Gas Plant | 7 MW | 15.8 km |
| Pilot Butte | 2 MW | 72.2 km |
| Boysen | 15 MW | 74 km |