Gross Hydro Plant
3817 Gross Dam Road, Boulder, CO 80471Plant Summary Information
Gross Hydro Plant is ranked #26 out of 45 hydroelectric power plants in Colorado in terms of total annual net electricity generation.
Gross Hydro Plant is comprised of 2 generators and generated 940.0 MWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Gross Hydro Plant |
|---|---|
| Utility Name | Denver City & County of - (CO) |
| Location | Jefferson County, CO |
| Initial Operation Date | August 2007 |
| Last Update | Dec 2025 |
| Annual Generation | 9.2 GWh |
| Annual Consumption | 31.4 k MMBtu |
| Ranked #6,458 out of 13,094 Power Plants Nationwide | |
| Ranked #922 out of 1,309 Water Power Plants Nationwide | |
| Ranked #140 out of 291 Colorado Power Plants | |
| Ranked #26 out of 45 Colorado Water Power Plants | |
| Fuel Types | Water |
| Previous Operator |
Denver City & County of (2013 to 2024) Denver City & County of - (CO) (2025 to 2025) |
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Monthly Net Generation for Gross Hydro Plant
Monthly Plant Fuel Consumption for Gross Hydro Plant
Gross Hydro Plant Details
| Summary Information | |
|---|---|
| Plant Name | Gross Hydro Plant (10424) |
| Plant Address | 3817 Gross Dam Road, Boulder, CO 80471 |
| Utility | Denver City & County of - (CO) (5068) |
| Latitude, Longitude | 39.9456, -105.3565 |
| Generation Dates on File | Aug 2007 to Dec 2025 |
| Initial Operation Date | August 2007 |
| Annual Generation | 9.2 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | Yes |
| FERC Small Power Producer Docket Number | 20-35-000 |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | Public Service Company of Colorado (PSCO) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Sawmill Gulch Creek |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Public Service Co of Colorado (15466) CO |
| Grid Voltage | 25.00 kV |
| Energy Storage | No |
Generator GEN1 Details Operating August 2007
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 4 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 4 MW |
| Winter Capacity | 4 MW |
| Minimum Load | 0.7 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | August 2007 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Generator GEN2 Details Operating August 2007
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 4 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 4 MW |
| Winter Capacity | 4 MW |
| Minimum Load | 0.7 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | August 2007 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
Gross Hydro Plant Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #912 | Union Falls | Au Sable Forks, NY | 9.6 GWh |
| #913 | Ladysmith Dam | Ladysmith, WI | 9.6 GWh |
| #914 | Menominee Mill Marinette | Menominee, MI | 9.6 GWh |
| #915 | Webber | Lyons, MI | 9.5 GWh |
| #916 | Upper Beaver Falls Project | Beaver Falls, NY | 9.5 GWh |
| #917 | Middle Falls Hydro | Middle Falls, NY | 9.4 GWh |
| #918 | Stillwater B | Old Town, ME | 9.4 GWh |
| #919 | Yorba Linda | Yorba Linda, CA | 9.4 GWh |
| #920 | Hemlock Falls | Crystal Falls, MI | 9.4 GWh |
| #921 | Montgomery Creek Hydro | Montgomery Creek, CA | 9.2 GWh |
| #923 | Warrensburg Hydroelectric | Warrensburg, NY | 9.2 GWh |
| #924 | Merced Falls | Snelling, CA | 9.1 GWh |
| #925 | Saxon Falls | Saxon, WI | 9.1 GWh |
| #926 | Mine Falls Generating Station | Nashua, NH | 9.1 GWh |
| #927 | Drop 1 | Holtville, CA | 9.0 GWh |
| #928 | Towaoc | Cortez, CO | 9.0 GWh |
| #929 | Flint Creek Hydroelectric LLC | Philipsburg, MT | 9.0 GWh |
| #930 | Black Butte | Orland, CA | 9.0 GWh |
| #931 | Drop 5 (CO) | Montrose, CO | 8.9 GWh |
| #932 | Bishop Creek 6 | Bishop, CA | 8.9 GWh |
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Below are closest 20 power plants surrounding Gross Hydro Plant.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Amazon Denver DEN3 | Thornton, CO | 6.6 GWh | 20.3 mi |
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| TruStile Doors - Denver | Denver, CO | 2.0 GWh | 21.9 mi |
| University of Colorado | Boulder, CO | 4.6 GWh | 6.3 mi |
| Valmont | Boulder, CO | 16.2 GWh | 9.6 mi |
| Valmont Combustion Turbine Project | Boulder, CO | 46.4 GWh | 9.7 mi |