Granite Shoals
3138 North Wirtz Dam Rd, Marble Falls, TX 78654Plant Summary Information
Granite Shoals is ranked #7 out of 15 hydroelectric power plants in Texas in terms of total annual net electricity generation.
Granite Shoals is comprised of 2 generators and generated 3.6 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Granite Shoals |
|---|---|
| Utility Name | Lower Colorado River Authority |
| Location | Burnet County, TX |
| Initial Operation Date | June 1951 |
| Last Update | Dec 2025 |
| Annual Generation | 36.8 GWh |
| Annual Consumption | 131.1 k MMBtu |
| Ranked #4,587 out of 13,081 Power Plants Nationwide | |
| Ranked #546 out of 1,311 Water Power Plants Nationwide | |
| Ranked #573 out of 852 Texas Power Plants | |
| Ranked #7 out of 15 Texas Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Granite Shoals
Monthly Plant Fuel Consumption for Granite Shoals
Granite Shoals Details
| Summary Information | |
|---|---|
| Plant Name | Granite Shoals (3597) |
| Plant Address | 3138 North Wirtz Dam Rd, Marble Falls, TX 78654 |
| Utility | Lower Colorado River Authority (11269) |
| Latitude, Longitude | 30.556, -98.3384 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | June 1951 |
| Annual Generation | 36.8 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | TRE |
| Balancing Authority | Electric Reliability Council of Texas, Inc. (ERCO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Lake Lyndon B. Johnson |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Lower Colorado River Authority (11269) |
| Grid Voltage | 138.00 kV |
| Energy Storage | No |
Generator 1 Details Operating June 1951
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 27 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 27 MW |
| Winter Capacity | 27 MW |
| Minimum Load | 23 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1951 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Generator 2 Details Operating August 1951
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 27 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 27 MW |
| Winter Capacity | 27 MW |
| Minimum Load | 23 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | August 1951 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Granite Shoals 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 |
|---|---|---|---|
| #536 | Roza | Yakima, WA | 38.2 GWh |
| #537 | Yough Hydro Power | Confluence, PA | 38.2 GWh |
| #538 | Otis Hydro | Livermore Falls, ME | 38.0 GWh |
| #539 | PHP 1 | Sandy, OR | 37.6 GWh |
| #540 | Fond Du Lac | Duluth, MN | 37.6 GWh |
| #541 | Moose River | Lyons Falls, NY | 37.1 GWh |
| #542 | Foothill | Sylmar, CA | 37.1 GWh |
| #543 | Twin Falls (WI) | Florence, WI | 37.0 GWh |
| #544 | Rollins | Colfax, CA | 36.9 GWh |
| #545 | Dells | Eau Claire, WI | 36.9 GWh |
| #547 | Port Edwards Mill | Port Edwards, WI | 36.8 GWh |
| #548 | Hydro Kennebec Project | Winslow, ME | 36.8 GWh |
| #549 | Stewart Mountain | Phoenix, AZ | 36.6 GWh |
| #550 | Marys Lake | Estes Park, CO | 36.5 GWh |
| #551 | Du Bay | Eau Pleine, WI | 36.5 GWh |
| #552 | Ayers Island | Bristol, NH | 36.3 GWh |
| #553 | Milford Hydro Station | Milford, ME | 35.9 GWh |
| #554 | Bishop Creek 4 | Bishop, CA | 35.8 GWh |
| #555 | Allegheny No 6 Hydro Station | Ford City, PA | 35.6 GWh |
| #556 | Gay Robinson | Kaumakani, HI | 35.6 GWh |
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