Duanesburg
Montgomery County, New York · EIA plant ID 61863 · Operator: Onyx Asset Services Group
Nameplate2MWSummer 2 MW
Generators1in service
Net generation3GWh12 mo to Dec 2025
Capacity factor17%solar units, summer MW
Heat rate—thermal plants only
First online2018
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), solar 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) |
|---|---|---|---|
| 2018 | 2.3 | 17.6% | — |
| 2019 | 3.2 | 18.0% | — |
| 2020 | 3.3 | 18.8% | — |
| 2021 | 3.1 | 17.8% | — |
| 2022 | 3.4 | 19.6% | — |
| 2023 | 3.2 | 18.1% | — |
| 2024 | 3.3 | 18.5% | — |
| 2025 | 3.1 | 17.4% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| 10048 | Solar Photovoltaic | PV | 2 | 2 | Apr 2018 | Operating | — | coming soon |
Owner / operator
Operator: Onyx Asset Services Group. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| GenE Solar I LLC | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| Princetown Solar 1 | 5 MW | 10.9 km |
| Gifford CSG | 2 MW | 12.7 km |
| Knox II PV | — | 14.1 km |
| Mattas Farms | 2 MW | 14.7 km |
| Guilderland Solar | 5 MW | 15.5 km |
| SCH - (2A) 156 Barhydt Rd Glenville | 8 MW | 15.8 km |