Mariaville Road Elsworth Solar, LLC
Hancock County, Maine · EIA plant ID 67925 · Operator: REA Investments, LLC
Nameplate2MWSummer 2 MW
Generators1in service
Net generation1GWh12 mo to Dec 2025
Capacity factor9%solar units, summer MW
Heat rate—thermal plants only
First online2022
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) |
|---|---|---|---|
| 2024 | 2.5 | 17.9% | — |
| 2025 | 1.3 | 9.2% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| MARIA | Solar Photovoltaic | PV | 1.6 | 1.6 | May 2022 | Operating | — | coming soon |
Owner / operator
Operator: REA Investments, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| AZ-REA 2021 Solar Holdings ME, LLC | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| Ellsworth Hydro Station | 9 MW | 4.7 km |
| BRNG Nicolin (CSG) | 3 MW | 6.2 km |
| BD Solar Ellsworth LLC | 7 MW | 7.9 km |
| BD Solar Hancock LLC | 7 MW | 9.2 km |
| REDP - Trenton | 5 MW | 12.8 km |
| Hogs Bay | — | 19.8 km |