JLL-One Rockwood Road
Westchester County, New York · EIA plant ID 62446 · Operator: JLL-One Rockwood Road
Nameplate3MWSummer 3 MW
Generators2in service
Net generation0GWh12 mo to Dec 2025
Capacity factor0%gas/coal/oil units, summer MW
Heat rate15,846Btu/kWhfossil units, electric fuel, HHV
First online2003Runs 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) |
|---|---|---|---|
| 2019 | 0 | 0.1% | 10,118 |
| 2020 | 0 | 0.1% | 10,471 |
| 2021 | 0 | 0.1% | 12,923 |
| 2022 | 0 | 0.1% | 9,429 |
| 2023 | 0 | 0.0% | 11,750 |
| 2024 | 0 | 0.1% | 12,588 |
| 2025 | 0 | 0.1% | 15,846 |
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 |
|---|---|---|---|---|---|---|---|---|
| EGEN1 | Petroleum Liquids | IC | 1.5 | 1.5 | Jan 2003 | Operating (Standby / backup) | — | coming soon |
| EGEN2 | Petroleum Liquids | IC | 1.5 | 1.5 | Jan 2003 | Operating (Standby / backup) | — | coming soon |
Owner / operator
Operator: JLL-One Rockwood Road. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| JLL-One Rockwood Road | 100.0% | 3 MW |
Nearby plants
Within 80 km.
| Regeneron Pharmaceuticals Inc. | 32 MW | 4.8 km |
| Regeneron Tarrytown | 2 MW | 4.9 km |
| Montefiore Nyack Hospital | 2 MW | 5.1 km |
| Westchester County Medical Center | 6 MW | 5.3 km |
| Equinix - Elmsford | 2 MW | 5.6 km |
| EDF - Liberty NY - Real Term CSG | 2 MW | 5.8 km |