Taftville
Hydro power plant in New London County, Connecticut. 1.6 MW of nameplate capacity across 5 generators, operated by FirstLight Power Resources Services LLC.
Also known as Taftville Generating Station · EIA plant 554
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 1.6 MWNameplate
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- January 1906First generator online
- Operator
- FirstLight Power Resources Services LLCEIA operator ID 54895
- Grid
- ISO-NEBalancing authority ISNE
- Price nodes
- 1 ISONE nodeResource nodes with prices
- Location
- New London County, CT41.5725, −72.0458
- EIA plant ID
- 554EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Taftville produces
Free · EIA-923Net generation, 2025
2.24 GWh
2,244 MWh, final
Capacity factor, 2025
16.0%
2024: 20.8%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
2.2–7.2
GWh a year. Low 2025, high 2018
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 5,382 | Not reported | 12 of 12 |
| 2001 | 4,097 | Not reported | 12 of 12 |
| 2002 | 4,444 | Not reported | 12 of 12 |
| 2003 | 7,633 | Not reported | 12 of 12 |
| 2004 | 5,949 | Not reported | 12 of 12 |
| 2005 | 5,381 | Not reported | 12 of 12 |
| 2006 | 5,909 | Not reported | 12 of 12 |
| 2007 | 5,100 | Not reported | 12 of 12 |
| 2008 | 8,134 | Not reported | 12 of 12 |
| 2009 | 6,999 | Not reported | 12 of 12 |
| 2010 | 4,537 | 32.4% | 12 of 12 |
| 2011 | 7,772 | 55.5% | 12 of 12 |
| 2012 | 3,627 | 25.8% | 12 of 12 |
| 2013 | 3,915 | 27.9% | 12 of 12 |
| 2014 | 5,042 | 36.0% | 12 of 12 |
| 2015 | 4,144 | 29.6% | 12 of 12 |
| 2016 | 3,394 | 24.1% | 12 of 12 |
| 2017 | 5,719 | 40.8% | 12 of 12 |
| 2018 | 7,193 | 51.3% | 12 of 12 |
| 2019 | 4,951 | 35.3% | 12 of 12 |
| 2020 | 3,454 | 24.6% | 12 of 12 |
| 2021 | 4,156 | 29.7% | 12 of 12 |
| 2022 | 3,409 | 24.3% | 12 of 12 |
| 2023 | 4,701 | 33.5% | 12 of 12 |
| 2024 | 2,925 | 20.8% | 12 of 12 |
| 2025 | 2,244 | 16.0% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · ISONEEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Conventional Hydroelectric | 0.4 | January 1926 |
| 2 | Conventional Hydroelectric | 0.3 | January 1906 |
| 3 | Conventional Hydroelectric | 0.3 | January 1906 |
| 4 | Conventional Hydroelectric | 0.3 | January 1949 |
| 5 | Conventional Hydroelectric | 0.3 | January 1949 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists FirstLight Power Resources Services LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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Power plants near Taftville
More plants operated by FirstLight Power Resources Services LLC
Questions about Taftville
How much power does Taftville produce?
Taftville reported 2,244 MWh (2.24 GWh) of net generation in 2025, a 16.0% capacity factor on 1.6 MW of nameplate capacity.
Where is Taftville?
Taftville is in New London County, Connecticut, at 41.5725, −72.0458. It is in the ISO New England Inc. balancing area (ISNE).
Who operates Taftville?
EIA-860M for August 2026 lists FirstLight Power Resources Services LLC as the operator (EIA operator ID 54895). The operator is not always the owner.
When did Taftville start operating?
Its first generator began operating in January 1906, according to EIA-860M.
Does InfraMap have power prices for Taftville?
Yes. InfraMap has ISONE day-ahead and real-time prices at 1 price node linked to Taftville, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- ISONE day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page