Larson
Cumberland County, Maine · EIA plant ID 70518 · Operator: Nautilus Solar Solutions
Nameplate5MWSummer 5 MW
Generators1in service
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—thermal plants only
First online2024
Capacity factor by year
Net MWh ÷ (summer MW × hours), primary-fuel units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
No capacity factor available.
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.
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 |
|---|---|---|---|---|---|---|---|---|
| 19133 | Solar Photovoltaic | PV | 5 | 5 | Oct 2024 | Operating | — | coming soon |
Owner / operator
Operator: Nautilus Solar Solutions. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Nautilus Solar Solutions | 100.0% | 5 MW |
Nearby plants
Within 80 km.
| Westbrook Energy Center Power Plant | 564 MW | 1.6 km |
| Gorham Solar 1 (CSG) | 5 MW | 3.5 km |
| Regional Waste Systems | 13 MW | 3.5 km |
| BWC Beech Ridge Brook, LLC | 5 MW | 4.1 km |
| South Portland ESS, LLC | — | 4.2 km |
| Cross Town Energy Storage | 175 MW | 4.8 km |