Salem Harbor Power Development LP
Essex County, Massachusetts · EIA plant ID 60903 · Operator: Footprint Salem Harbor Development LP
Nameplate798MWSummer 675 MW
Generators4in service
Net generation1,219GWh12 mo to Aug 2026
Capacity factor21%gas/coal/oil units, summer MW
Heat rate7,574Btu/kWhfossil units, electric fuel, HHV
First online2018Runs as intermediate
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
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), gas/coal/oil 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.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2018 | 873.8 | 21.9% | 7,469 |
| 2019 | 534.1 | 9.0% | 7,754 |
| 2020 | 833.5 | 14.1% | 7,929 |
| 2021 | 732 | 12.4% | 8,218 |
| 2022 | 544.7 | 9.2% | 7,944 |
| 2023 | 697.6 | 11.8% | 7,758 |
| 2024 | 1,150 | 19.4% | 7,578 |
| 2025 | 1,794 | 30.3% | 7,501 |
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 |
|---|---|---|---|---|---|---|---|---|
| 1 | Natural Gas Fired Combined Cycle | CA | 158.4 | 337.8 | May 2018 | Operating | — | coming soon |
| 2 | Natural Gas Fired Combined Cycle | CA | 158.4 | 337.2 | May 2018 | Operating | — | coming soon |
| 3 | Natural Gas Fired Combined Cycle | CT | 240.7 | — | May 2018 | Operating | — | coming soon |
| 4 | Natural Gas Fired Combined Cycle | CT | 240.7 | — | May 2018 | Operating | — | coming soon |
Owner / operator
Operator: Footprint Salem Harbor Development LP. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Footprint Salem Harbor Development LP | 100.0% | 798 MW |
Nearby plants
Within 80 km.
| Wilkins Station | 5 MW | 2.1 km |
| Kearsarge 100 Sohier Rd | 4 MW | 4.4 km |
| MMWEC Simple Cycle Gas Turbine | 65 MW | 4.5 km |
| Waters River | 44 MW | 4.5 km |
| BWC Rams Horn Channel LLC | 4 MW | 4.7 km |
| Rousselot Inc | retired | 5 km |