S C Moore
Hydro power plant in Grafton County, New Hampshire. 195.4 MW of nameplate capacity across 5 generators, operated by Great River Hydro, LLC.
Also known as Moore Dam · S.C. Moore · SC Moore · EIA plant 2351
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 195.4 MWNameplate
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- January 1957First generator online
- Operator
- Great River Hydro, LLCEIA operator ID 61122
- Grid
- ISO-NEBalancing authority ISNE
- Price nodes
- 5 ISONE nodesResource nodes with prices
- Location
- Grafton County, NH44.3356, −71.8742
- EIA plant ID
- 2351EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power S C Moore produces
Free · EIA-923Net generation, 2025
255 GWh
254,723 MWh, final
Capacity factor, 2025
14.9%
2024: 19.9%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
170.5–341.5
GWh a year. Low 2021, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 234,859 | Not reported | 12 of 12 |
| 2001 | 207,306 | Not reported | 12 of 12 |
| 2002 | 271,382 | Not reported | 12 of 12 |
| 2003 | 259,537 | Not reported | 12 of 12 |
| 2004 | 238,553 | Not reported | 12 of 12 |
| 2005 | 338,952 | Not reported | 11 of 12 |
| 2006 | 368,186 | Not reported | 12 of 12 |
| 2007 | 305,444 | Not reported | 12 of 12 |
| 2008 | 381,503 | Not reported | 12 of 12 |
| 2009 | 314,296 | Not reported | 12 of 12 |
| 2010 | 302,436 | 24.6% | 12 of 12 |
| 2011 | 332,162 | 27.0% | 12 of 12 |
| 2012 | 230,550 | 18.7% | 12 of 12 |
| 2013 | 267,080 | 21.7% | 12 of 12 |
| 2014 | 280,850 | 22.8% | 12 of 12 |
| 2015 | 268,199 | 21.8% | 12 of 12 |
| 2016 | 233,359 | 18.9% | 12 of 12 |
| 2017 | 317,125 | Not reported | 12 of 12 |
| 2018 | 266,391 | 15.9% | 12 of 12 |
| 2019 | 336,232 | 20.1% | 12 of 12 |
| 2020 | 241,096 | 14.4% | 12 of 12 |
| 2021 | 170,468 | 10.2% | 12 of 12 |
| 2022 | 248,793 | 14.9% | 12 of 12 |
| 2023 | 327,625 | Not reported | 12 of 12 |
| 2024 | 341,463 | 19.9% | 12 of 12 |
| 2025 | 254,723 | 14.9% | 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 |
|---|---|---|---|
| GEN1 | Conventional Hydroelectric | 47.7 | January 1957 |
| GEN2 | Conventional Hydroelectric | 47.7 | January 1957 |
| GEN3 | Conventional Hydroelectric | 47.7 | January 1957 |
| GEN4 | Conventional Hydroelectric | 47.7 | January 1957 |
| GEN5 | Conventional Hydroelectric | 4.6 | October 2023 |
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 Great River Hydro, 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 S C Moore
More plants operated by Great River Hydro, LLC
Questions about S C Moore
How much power does S C Moore produce?
S C Moore reported 254,723 MWh (255 GWh) of net generation in 2025, a 14.9% capacity factor on 195.4 MW of nameplate capacity.
Where is S C Moore?
S C Moore is in Grafton County, New Hampshire, at 44.3356, −71.8742. It is in the ISO New England Inc. balancing area (ISNE).
Who operates S C Moore?
EIA-860M for August 2026 lists Great River Hydro, LLC as the operator (EIA operator ID 61122). The operator is not always the owner.
When did S C Moore start operating?
Its first generator began operating in January 1957, according to EIA-860M.
Does InfraMap have power prices for S C Moore?
Yes. InfraMap has ISONE day-ahead and real-time prices at 5 price nodes linked to S C Moore, 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