Watts Bar Hydro
6868 Watts Bar Hwy, Spring City, TN 37381Plant Summary Information
Watts Bar Hydro is ranked #48 out of 1,311 hydroelectric power plants nationwide in terms of total annual net electricity generation.
Watts Bar Hydro is comprised of 5 generators and generated 194.9 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Watts Bar Hydro |
|---|---|
| Utility Name | Tennessee Valley Authority |
| Location | Rhea County, TN |
| Initial Operation Date | March 1942 |
| Last Update | Dec 2025 |
| Annual Generation | 865.4 GWh |
| Annual Consumption | 3.2 M MMBtu |
| Ranked #830 out of 13,081 Power Plants Nationwide | |
| Ranked #48 out of 1,311 Water Power Plants Nationwide | |
| Ranked #12 out of 97 Tennessee Power Plants | |
| Ranked #2 out of 28 Tennessee Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Watts Bar Hydro
Monthly Plant Fuel Consumption for Watts Bar Hydro
Watts Bar Hydro Details
| Summary Information | |
|---|---|
| Plant Name | Watts Bar Hydro (3420) |
| Plant Address | 6868 Watts Bar Hwy, Spring City, TN 37381 |
| Utility | Tennessee Valley Authority (18642) |
| Latitude, Longitude | 35.61967, -84.78553 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | March 1942 |
| Annual Generation | 865.4 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 | SERC |
| Balancing Authority | Tennessee Valley Authority (TVA) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Tennessee River |
| Ash Impoundment | |
| Transmission / Distribution Owner | Tennessee Valley Authority (18642) TN |
| Grid Voltage | 161.00 kV |
| Energy Storage | No |
Generator HY3 Details Operating March 1942
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 33.4 MW |
| Nameplate Power Factor | 0.94 |
| Summer Capacity | 39.3 MW |
| Winter Capacity | 36.9 MW |
| Minimum Load | 16 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | March 1942 |
| 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 | 1H |
| Multiple Fuels | No |
Generator HY2 Details Operating April 1942
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 33.4 MW |
| Nameplate Power Factor | 0.94 |
| Summer Capacity | 39.3 MW |
| Winter Capacity | 36.9 MW |
| Minimum Load | 16 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | April 1942 |
| 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 | 1H |
| Multiple Fuels | No |
Generator HY1 Details Operating July 1942
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 41 MW |
| Nameplate Power Factor | 0.94 |
| Summer Capacity | 39.3 MW |
| Winter Capacity | 36.9 MW |
| Minimum Load | 16 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | July 1942 |
| 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 | 1H |
| Multiple Fuels | No |
Generator HY5 Details Operating March 1944
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 33.4 MW |
| Nameplate Power Factor | 0.94 |
| Summer Capacity | 39.3 MW |
| Winter Capacity | 36.9 MW |
| Minimum Load | 16 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | March 1944 |
| 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 | 1H |
| Multiple Fuels | No |
Generator HY4 Details Operating April 1944
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 33.4 MW |
| Nameplate Power Factor | 0.94 |
| Summer Capacity | 39.2 MW |
| Winter Capacity | 36.7 MW |
| Minimum Load | 30 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | April 1944 |
| 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 | 1H |
| Multiple Fuels | No |
Watts Bar Hydro Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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|---|---|---|---|
| #38 | Mossyrock | Silver Creek, WA | 1.0 TWh |
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| #45 | Davis Dam | Kingman, AZ | 906.0 GWh |
| #46 | Fontana Dam | Fontana Dam, NC | 900.2 GWh |
| #47 | Cabinet Gorge | Clark Fork, ID | 886.3 GWh |
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| #50 | Holtwood | Holtwood, PA | 833.4 GWh |
| #51 | Devil Canyon | San Bernardino, CA | 813.4 GWh |
| #52 | Round Butte | Madras, OR | 772.4 GWh |
| #53 | Fort Peck | Fort Peck, MT | 756.9 GWh |
| #54 | Big Creek 3 | Auberry, CA | 747.3 GWh |
| #55 | Big Bend Dam | Chamberlain, SD | 745.8 GWh |
| #56 | Ross | Rockport, WA | 714.9 GWh |
| #57 | Gavins Point | Crofton, NE | 694.0 GWh |
| #58 | Chickamauga | Chattanooga, TN | 693.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Watts Bar Hydro.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Apalachia | Reliance, TN | 389.1 GWh | 41.7 mi |
| Calderwood | Tallassee, TN | 568.7 GWh | 46.1 mi |
| Chattanooga Metropolitan Airport Solar | Chattanooga, TN | 2.6 GWh | 47.5 mi |
| Cheoah | Tapoco, NC | 472.4 GWh | 49.1 mi |
| Chickamauga | Chattanooga, TN | 693.8 GWh | 43.7 mi |
| Chilhowee | Tallassee, TN | 157.7 GWh | 41.6 mi |
| Fort Loudoun | Lenoir City, TN | 633.1 GWh | 32.7 mi |
| Hiwassee Dam | Murphy, NC | 213.5 GWh | 47.1 mi |
| Kingston | Kingston, TN | 3.4 TWh | 24.4 mi |
| Melton Hill | Lenoir City, TN | 145.1 GWh | 32.8 mi |
| Ocoee 1 | Benton, TN | 65.6 GWh | 37.1 mi |
| Ocoee 2 | Benton, TN | 98.1 GWh | 40.7 mi |
| Ocoee 3 | Benton, TN | 141.3 GWh | 41.3 mi |
| Primient Loudon Plant | Loudon, TN | 366.4 GWh | 27.4 mi |
| Sequoyah | Soddy Daisy, TN | 17.1 TWh | 32.2 mi |
| SR Blount, LLC | Maryville, TN | 707.0 MWh | 45 mi |
| SR Marion, LLC | Dunlap, TN | 2.5 GWh | 37.2 mi |
| Volkswagen Solar System | Chattanooga, TN | 11.5 GWh | 40.9 mi |
| Watts Bar Nuclear Plant | Spring City, TN | 19.7 TWh | 1.2 mi |
| Whitfield Cooper | Cohutta, GA | 1.6 GWh | 46.9 mi |