SL JAMESTOWN ARRAY 1
Chautauqua County, New York · EIA plant ID 68025 · Operator: SL Jamestown, LLC
Nameplate3MWSummer 3 MW
Generators1in service
Net generation0GWh12 mo to Dec 2025
Capacity factor5%solar units, summer MW
Heat rate—thermal plants only
First online2025
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) |
|---|---|---|---|
| 2025 | 0.3 | 5.1% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| 21103 | Solar Photovoltaic | PV | 3 | 3 | Oct 2025 | Operating | — | coming soon |
Owner / operator
Operator: SL Jamestown, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| SL Jamestown, LLC | 100.0% | 3 MW |
Nearby plants
Within 80 km.
| SL JAMESTOWN ARRAY 2 | 5 MW | 0.1 km |
| S A Carlson | 96 MW | 5.8 km |
| York Run Solar | — | 6.3 km |
| Cummins, Inc | 2 MW | 7.5 km |
| SL Ashville | — | 11 km |
| SL Ashville 2 | — | 11 km |