Gross Hydro Plant
Hydro power plant in Jefferson County, Colorado. 8 MW of nameplate capacity across 2 generators, operated by Denver City & County of - (CO).
Also known as EIA plant 10424
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 8 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- August 2007First generator online
- Operator
- Denver City & County of - (CO)EIA operator ID 5068
- Grid
- PSCOBalancing authority PSCO
- Price nodes
- None linkedNo verified ISO node
- Location
- Jefferson County, CO39.9456, −105.3565
- EIA plant ID
- 10424EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Gross Hydro Plant produces
Free · EIA-923Net generation, 2025
9.21 GWh
9,214 MWh, final
Capacity factor, 2025
13.1%
2024: 14.7%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
9.2–18.5
GWh a year. Low 2025, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | 227 | Not reported | 12 of 12 |
| 2008 | 10,447 | Not reported | 12 of 12 |
| 2009 | 19,239 | Not reported | 12 of 12 |
| 2010 | 15,430 | 22.6% | 12 of 12 |
| 2011 | 21,592 | 31.6% | 12 of 12 |
| 2012 | 0 | 0.0% | 12 of 12 |
| 2013 | 0 | 0.0% | 12 of 12 |
| 2014 | 21,955 | 32.1% | 12 of 12 |
| 2015 | 18,539 | 27.1% | 12 of 12 |
| 2016 | 16,857 | 24.6% | 12 of 12 |
| 2017 | 15,660 | 22.9% | 12 of 12 |
| 2018 | 17,499 | 25.6% | 12 of 12 |
| 2019 | 13,664 | 20.0% | 12 of 12 |
| 2020 | 17,902 | 26.1% | 12 of 12 |
| 2021 | 11,707 | 17.1% | 12 of 12 |
| 2022 | 12,780 | Not reported | 12 of 12 |
| 2023 | 10,833 | 15.5% | 12 of 12 |
| 2024 | 10,312 | 14.7% | 12 of 12 |
| 2025 | 9,214 | 13.1% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
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 | 4.0 | August 2007 |
| GEN2 | Conventional Hydroelectric | 4.0 | August 2007 |
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.
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Power plants near Gross Hydro Plant
More plants operated by Denver City & County of - (CO)
Questions about Gross Hydro Plant
How much power does Gross Hydro Plant produce?
Gross Hydro Plant reported 9,214 MWh (9.21 GWh) of net generation in 2025, a 13.1% capacity factor on 8 MW of nameplate capacity.
Where is Gross Hydro Plant?
Gross Hydro Plant is in Jefferson County, Colorado, at 39.9456, −105.3565. It is in the Public Service Company of Colorado balancing area (PSCO).
Who operates Gross 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 Gross Hydro Plant start operating?
Its first generator began operating in August 2007, according to EIA-860M.
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)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page