EC&R Panther Creek Wind Farm III
Sterling County, Texas · EIA plant ID 56979 · Operator: RWE Clean Energy
Nameplate216MWSummer 232 MW
Generators1in service
Net generation666GWh12 mo to Dec 2025
Capacity factor33%wind units, summer MW
Heat rate—thermal plants only
First online2009
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), wind 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) |
|---|---|---|---|
| 2009 | 141.7 | 19.3% | — |
| 2010 | 454.8 | 26.0% | — |
| 2011 | 511.5 | 29.3% | — |
| 2012 | 592.6 | 33.8% | — |
| 2013 | 643.4 | 36.8% | — |
| 2014 | 690.1 | 39.5% | — |
| 2015 | 577.6 | 33.1% | — |
| 2016 | 617 | 35.2% | — |
| 2017 | 608.1 | 34.8% | — |
| 2018 | 581.7 | 33.3% | — |
| 2019 | 599.6 | 34.3% | — |
| 2020 | 559.6 | 31.9% | — |
| 2021 | 530 | 28.1% | — |
| 2022 | 729.1 | 35.9% | — |
| 2023 | 699.7 | 34.5% | — |
| 2024 | 706.2 | 34.7% | — |
| 2025 | 665.9 | 32.8% | — |
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 | Onshore Wind Turbine | WT | 215.5 | 231.5 | Aug 2009 | Operating | — | ge 1.5 SLE |
Owner / operator
Operator: RWE Clean Energy. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| RWE Clean Energy | 100.0% | 216 MW |
Nearby plants
Within 80 km.
| Honey Mesquite Wind, LLC | — | 6.4 km |
| Forest Creek Wind Farm LLC | 124 MW | 11 km |
| Cannibal Draw Solar and Storage | — | 16.2 km |
| Bob Creek Wind, LLC | — | 17.3 km |
| Sand Bluff Wind Farm | 90 MW | 17.5 km |
| EC&R Panther Creek Wind Farm II | 116 MW | 18.2 km |