Rock Creek DairyRetired
Twin Falls County, Idaho · EIA plant ID 58142 · Operator: New Energy One LLC
×3 MW other retired since 2020 (latest Sep 2022)
Nameplate—MWSummer — MW
Generators0in service
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—thermal plants only
First online—
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), primary-fuel 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.
Heat rate applies to fuel-burning (thermal) units only.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2012 | 3.2 | 23.0% | — |
| 2013 | 10.7 | 38.1% | — |
| 2014 | 13.4 | 47.7% | — |
| 2015 | 9.3 | 33.3% | — |
| 2016 | 13.4 | 47.8% | — |
| 2017 | 10.3 | 36.8% | — |
| 2018 | 5.9 | 21.2% | — |
| 2019 | 9.5 | 34.0% | — |
| 2020 | 8.4 | 29.8% | — |
| 2021 | 9.6 | 34.3% | — |
| 2022 | 8.8 | 47.2% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| CHP1 | Other Waste Biomass | IC | 1.6 | 1.6 | Jul 2012 | Retired Sep 2022 | — | coming soon |
| CHP2 | Other Waste Biomass | IC | 1.6 | 1.6 | Jul 2012 | Retired Sep 2022 | — | coming soon |
Owner / operator
Operator: New Energy One LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
Nearby plants
Within 80 km.
| Filer BESS | 2 MW | 8.1 km |
| Little Mac Project | 2 MW | 14.9 km |
| Rock Creek II | 2 MW | 15 km |
| Amalgamated Sugar Twin Falls | 13 MW | 15.4 km |
| Marco Ranch | 1 MW | 15.9 km |
| Rock Creek I | 2 MW | 16 km |