Norwich WWTP
New London County, Connecticut · EIA plant ID 57624 · Operator: City of Norwich - (CT)
Nameplate2MWSummer 2 MW
Generators1in service
Net generation0GWh12 mo to Aug 2026
Capacity factor0%gas/coal/oil units, summer MW
Heat rate—Btu/kWhfossil units, electric fuel, HHV
First online2006Runs as rarely runs
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) |
|---|---|---|---|
| 2011 | 0.1 | 0.4% | 10,662 |
| 2012 | 0 | 0.1% | 11,909 |
| 2013 | 0.1 | 0.4% | 13,377 |
| 2014 | 0.1 | 0.5% | 11,573 |
| 2015 | 0.2 | 1.1% | 11,108 |
| 2016 | 0.2 | 1.2% | 11,638 |
| 2017 | 0.1 | 0.3% | 12,891 |
| 2018 | 0 | 0.3% | 12,279 |
| 2019 | 0 | 0.1% | 15,125 |
| 2020 | 0.1 | 0.3% | 15,566 |
| 2021 | 0 | 0.1% | 12,074 |
| 2022 | 0 | 0.3% | 11,255 |
| 2023 | 0 | 0.0% | — |
| 2024 | 0 | 0.0% | — |
| 2025 | 0 | 0.0% | — |
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 | Petroleum Liquids | IC | 2 | 2 | May 2006 | Operating | — | coming soon |
Owner / operator
Operator: City of Norwich - (CT). Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| City of Norwich - (CT) | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| North Main Street | retired | 1.5 km |
| Backus Microgrid Project | 10 MW | 2.1 km |
| Tenth Street | 1 MW | 3.1 km |
| Conn Mun Electric Energy Coop | 1 MW | 3.6 km |
| CMEEC - Rogers Rd Solar | 1 MW | 3.6 km |
| Tunnel | 21 MW | 4.8 km |