Hollyfield
King William County, Virginia · EIA plant ID 61023 · Operator: Virginia Electric & Power Co
Nameplate17MWSummer 17 MW
Generators1in service
Net generation29GWh12 mo to Dec 2025
Capacity factor19%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 | 6 | 30.2% | — |
| 2019 | 32.1 | 53.8% | — |
| 2020 | 32.8 | 55.0% | — |
| 2021 | 30.1 | 50.5% | — |
| 2022 | 29.3 | 49.2% | — |
| 2023 | 29.8 | 20.0% | — |
| 2024 | 24.9 | 16.7% | — |
| 2025 | 28.8 | 19.3% | — |
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 | Solar Photovoltaic | PV | 17 | 17 | Sep 2018 | Operating | — | coming soon |
Owner / operator
Operator: Virginia Electric & Power Co. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Virginia Electric & Power Co | 100.0% | 17 MW |
Nearby plants
Within 80 km.
| Energix Hollyfield, LLC | 13 MW | 0.1 km |
| Mechanicsville Solar | 25 MW | 3.3 km |
| Spring Run | 3 MW | 5.6 km |
| VA - Ameresco - Mechanicsville | 5 MW | 7.8 km |
| Sweet Sue Solar | — | 10.2 km |
| Briel Solar Farm | 20 MW | 18.4 km |