Gloucester Solar
Gloucester County, Virginia · EIA plant ID 63031 · Operator: Dominion Energy Inc
Nameplate20MWSummer 20 MW
Generators1in service
Net generation38GWh12 mo to Dec 2025
Capacity factor22%solar units, summer MW
Heat rate—thermal plants only
First online2019
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) |
|---|---|---|---|
| 2019 | 35.5 | 27.0% | — |
| 2020 | 37.4 | 21.5% | — |
| 2021 | 40.1 | 23.1% | — |
| 2022 | 40.7 | 23.5% | — |
| 2023 | 37.5 | 21.6% | — |
| 2024 | 37.9 | 21.8% | — |
| 2025 | 38.1 | 21.9% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| GLSO | Solar Photovoltaic | PV | 19.9 | 19.8 | Apr 2019 | Operating | — | coming soon |
Owner / operator
Operator: Dominion Energy Inc. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Dominion Energy Inc | 100.0% | 20 MW |
Nearby plants
Within 80 km.
| Winterberry Solar | 20 MW | 12.3 km |
| Puller Solar | 15 MW | 13.7 km |
| Waste Management Middle Peninsula LFGTE | 6 MW | 17.2 km |
| Carvers Creek Solar | 154 MW | 18.5 km |
| White Stone Ocran Solar LLC Community So | 5 MW | 23.2 km |
| Rappahannock Solar, LLC | 2 MW | 23.8 km |