Fishers Island 1
Suffolk County, New York · EIA plant ID 57600 · Operator: Connecticut Mun Elec Engy Coop
Nameplate3MWSummer 3 MW
Generators1in service
Net generation0GWh12 mo to Dec 2025
Capacity factor1%gas/coal/oil units, summer MW
Heat rate10,481Btu/kWhfossil units, electric fuel, HHV
First online2010Runs as rarely runs
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) |
|---|---|---|---|
| 2011 | 0.2 | 1.0% | 9,836 |
| 2012 | 0.2 | 0.9% | 9,602 |
| 2013 | 0.3 | 1.4% | 9,668 |
| 2014 | 0.2 | 1.1% | 10,679 |
| 2015 | 0.4 | 1.6% | 9,368 |
| 2016 | 0.3 | 1.4% | 10,329 |
| 2017 | 0.2 | 0.9% | 10,276 |
| 2018 | 0.2 | 0.8% | 10,423 |
| 2019 | 0.2 | 0.7% | 10,575 |
| 2020 | 0.2 | 0.9% | 10,510 |
| 2021 | 0.1 | 0.7% | 10,590 |
| 2022 | 0.1 | 0.5% | 11,305 |
| 2023 | 0.1 | 0.5% | 12,563 |
| 2024 | 0.2 | 0.7% | 10,556 |
| 2025 | 0.1 | 0.6% | 10,481 |
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 |
|---|---|---|---|---|---|---|---|---|
| FI1 | Petroleum Liquids | IC | 2.6 | 2.5 | Dec 2010 | Operating | — | coming soon |
Owner / operator
Operator: Connecticut Mun Elec Engy Coop. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Connecticut Mun Elec Engy Coop | 100.0% | 3 MW |
Nearby plants
Within 80 km.
| Gary Court 1 & 2 | 5 MW | 7.6 km |
| Pfizer Groton Fuel Cell | 6 MW | 8.9 km |
| Pfizer Groton Plant | 38 MW | 9 km |
| Water Treatment 1 & 2 | 5 MW | 9.1 km |
| Groton Flanders Road Landfill | — | 9.6 km |
| Yale New Haven - New London | 2 MW | 11 km |