River Road
Somerset County, Maine · EIA plant ID 65112 · Operator: norridgewock river road solar, llc
Nameplate5MWSummer 5 MW
Generators1in service
Net generation8GWh12 mo to Dec 2025
Capacity factor18%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) |
|---|---|---|---|
| 2022 | 7.1 | 19.3% | — |
| 2023 | 7.7 | 17.7% | — |
| 2024 | 8.2 | 18.6% | — |
| 2025 | 8.1 | 18.5% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| RIV | Solar Photovoltaic | PV | 5 | 5 | Mar 2022 | Operating | — | coming soon |
Owner / operator
Operator: norridgewock river road solar, llc. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| norridgewock river road solar, llc | 100.0% | 5 MW |
Nearby plants
Within 80 km.
| ME Novel Lighthouse - Front St. Solar CS | 3 MW | 1.5 km |
| Weston Hydro | 12 MW | 4.3 km |
| BNRG Norridgewock (CSG) | 2 MW | 4.7 km |
| Dynamic - Norridgewock Martin Stream (CSG) | 5 MW | 5.6 km |
| Dynamic Madison | 5 MW | 6 km |
| Waste Management Crossroads LFGTE | 3 MW | 7 km |