Green Mountain
Hydro power plant in Summit County, Colorado. 26 MW of nameplate capacity across 2 generators, operated by U S Bureau of Reclamation.
Also known as EIA plant 516
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 26 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- May 1943First generator online
- Operator
- U S Bureau of ReclamationEIA operator ID 2518
- Grid
- WACMBalancing authority WACM
- Price nodes
- 1 SPP nodeResource nodes with prices
- Location
- Summit County, CO39.8788, −106.3327
- EIA plant ID
- 516EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Green Mountain produces
Free · EIA-923Net generation, 2025
28.5 GWh
28,515 MWh, final
Capacity factor, 2025
12.5%
2024: 25.3%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
24.0–76.6
GWh a year. Low 2022, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 41,608 | Not reported | 12 of 12 |
| 2001 | 30,648 | Not reported | 12 of 12 |
| 2002 | 18,975 | Not reported | 12 of 12 |
| 2003 | 26,187 | Not reported | 12 of 12 |
| 2004 | 20,519 | Not reported | 12 of 12 |
| 2005 | 23,882 | Not reported | 12 of 12 |
| 2006 | 28,884 | Not reported | 12 of 12 |
| 2007 | 61,146 | Not reported | 12 of 12 |
| 2008 | 66,327 | Not reported | 12 of 12 |
| 2009 | 67,130 | Not reported | 12 of 12 |
| 2010 | 50,209 | 22.0% | 12 of 12 |
| 2011 | 82,046 | 36.0% | 12 of 12 |
| 2012 | 35,914 | 15.7% | 12 of 12 |
| 2013 | 33,149 | 14.6% | 12 of 12 |
| 2014 | 93,802 | 41.2% | 12 of 12 |
| 2015 | 76,642 | 33.7% | 12 of 12 |
| 2016 | 59,568 | 26.1% | 12 of 12 |
| 2017 | 56,940 | 25.0% | 12 of 12 |
| 2018 | 32,034 | 14.1% | 12 of 12 |
| 2019 | 68,341 | 30.0% | 12 of 12 |
| 2020 | 42,087 | 18.4% | 12 of 12 |
| 2021 | 25,877 | 11.4% | 12 of 12 |
| 2022 | 24,024 | 10.5% | 12 of 12 |
| 2023 | 47,069 | 20.7% | 12 of 12 |
| 2024 | 57,762 | 25.3% | 12 of 12 |
| 2025 | 28,515 | 12.5% | 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 · SPPEmissions
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 | 13.0 | May 1943 |
| 2 | Conventional Hydroelectric | 13.0 | May 1943 |
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 U S Bureau of Reclamation 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 Green Mountain
More plants operated by U S Bureau of Reclamation
Questions about Green Mountain
How much power does Green Mountain produce?
Green Mountain reported 28,515 MWh (28.5 GWh) of net generation in 2025, a 12.5% capacity factor on 26 MW of nameplate capacity.
Where is Green Mountain?
Green Mountain is in Summit County, Colorado, at 39.8788, −106.3327. It is in the Western Area Power Administration - Rocky Mountain Region balancing area (WACM).
Who operates Green Mountain?
EIA-860M for August 2026 lists U S Bureau of Reclamation as the operator (EIA operator ID 2518). The operator is not always the owner.
When did Green Mountain start operating?
Its first generator began operating in May 1943, according to EIA-860M.
Does InfraMap have power prices for Green Mountain?
Yes. InfraMap has SPP day-ahead and real-time prices at 1 price node linked to Green Mountain, 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)
- SPP day-ahead and real-time prices; node and hub assignments as of 2026-10-05
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page