Limestone - (ME)
Aroostook County, Maine · EIA plant ID 70042 · Operator: Nautilus Solar Solutions
Nameplate4MWSummer 4 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 |
|---|---|---|---|---|---|---|---|---|
| 19332 | Solar Photovoltaic | PV | 4 | 4 | Dec 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% | 4 MW |
Nearby plants
Within 80 km.
| Loring | 4 MW | 2.5 km |
| Limestone CSG 1 LLC | 4 MW | 4.3 km |
| Limestone CSG 2 LLC | 3 MW | 4.8 km |
| ME Novel Lighthouse - Huggard Ave Solar | 3 MW | 5.8 km |
| Caribou | 4 MW | 12 km |
| Caribou Solar | 5 MW | 15.6 km |