Williams Fork Hydro Plant
Hydro power plant in Grand County, Colorado. 3.5 MW of nameplate capacity across 2 generators, operated by Denver City & County of - (CO).
Also known as EIA plant 10422
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 3.5 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- July 1959First generator online
- Operator
- Denver City & County of - (CO)EIA operator ID 5068
- Grid
- WACMBalancing authority WACM
- Price nodes
- 1 SPP nodeResource nodes with prices
- Location
- Grand County, CO40.0350, −106.2053
- EIA plant ID
- 10422EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Williams Fork Hydro Plant produces
Free · EIA-923Net generation, 2025
12.1 GWh
12,098 MWh, final
Capacity factor, 2025
39.5%
2024: 38.0%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
5.0–13.2
GWh a year. Low 2019, high 2017
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 5 | Not reported | 12 of 12 |
| 2002 | 6 | Not reported | 12 of 12 |
| 2003 | 11 | Not reported | 12 of 12 |
| 2004 | 7,900 | Not reported | 12 of 12 |
| 2005 | 9,313 | Not reported | 12 of 12 |
| 2006 | 12,434 | Not reported | 12 of 12 |
| 2007 | 9,516 | Not reported | 12 of 12 |
| 2008 | 14,306 | Not reported | 12 of 12 |
| 2009 | 11,788 | Not reported | 12 of 12 |
| 2010 | 529 | 2.0% | 12 of 12 |
| 2011 | 0 | 0.0% | 12 of 12 |
| 2012 | 0 | Not reported | 12 of 12 |
| 2013 | 0 | 0.0% | 12 of 12 |
| 2014 | 12,768 | 41.6% | 12 of 12 |
| 2015 | 12,313 | 40.2% | 12 of 12 |
| 2016 | 13,082 | 42.6% | 12 of 12 |
| 2017 | 13,151 | 42.9% | 12 of 12 |
| 2018 | 5,202 | 17.0% | 12 of 12 |
| 2019 | 4,960 | 16.2% | 12 of 12 |
| 2020 | 10,835 | 35.2% | 12 of 12 |
| 2021 | 8,850 | 28.9% | 12 of 12 |
| 2022 | 12,264 | 40.0% | 12 of 12 |
| 2023 | 8,703 | 28.4% | 12 of 12 |
| 2024 | 11,674 | 38.0% | 12 of 12 |
| 2025 | 12,098 | 39.5% | 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 |
|---|---|---|---|
| GEN1 | Conventional Hydroelectric | 3.0 | July 1959 |
| GEN2 | Conventional Hydroelectric | 0.5 | September 2012 |
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 Denver City & County of - (CO) as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
300 analyst questions a month, plus MCP
Query Williams Fork Hydro Plant and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.
Power plants near Williams Fork Hydro Plant
More plants operated by Denver City & County of - (CO)
Questions about Williams Fork Hydro Plant
How much power does Williams Fork Hydro Plant produce?
Williams Fork Hydro Plant reported 12,098 MWh (12.1 GWh) of net generation in 2025, a 39.5% capacity factor on 3.5 MW of nameplate capacity.
Where is Williams Fork Hydro Plant?
Williams Fork Hydro Plant is in Grand County, Colorado, at 40.0350, −106.2053. It is in the Western Area Power Administration - Rocky Mountain Region balancing area (WACM).
Who operates Williams Fork Hydro Plant?
EIA-860M for August 2026 lists Denver City & County of - (CO) as the operator (EIA operator ID 5068). The operator is not always the owner.
When did Williams Fork Hydro Plant start operating?
Its first generator began operating in July 1959, according to EIA-860M.
Does InfraMap have power prices for Williams Fork Hydro Plant?
Yes. InfraMap has SPP day-ahead and real-time prices at 1 price node linked to Williams Fork Hydro Plant, 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