99 Islands
1502 Ninety-Nine Islands, Blacksburg, SC 29702Plant Summary Information
99 Islands is ranked #11 out of 29 hydroelectric power plants in South Carolina in terms of total annual net electricity generation.
99 Islands is comprised of 4 generators and generated 8.5 GWh during the 3-month period between September 2023 to December 2023.
| Plant Name | 99 Islands |
|---|---|
| Utility Name | Duke Energy Carolinas, LLC |
| Location | Cherokee County, SC |
| Initial Operation Date | May 1910 |
| Last Update | Dec 2023 |
| Annual Generation | 62.1 GWh |
| Annual Consumption | 228.9 k MMBtu |
| Ranked #3,658 out of 11,852 Power Plants Nationwide | |
| Ranked #455 out of 1,371 Water Power Plants Nationwide | |
| Ranked #51 out of 190 South Carolina Power Plants | |
| Ranked #11 out of 29 South Carolina Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for 99 Islands
99 Islands Details
| Summary Information | |
|---|---|
| Plant Name | 99 Islands (3272) |
| Plant Address | 1502 Ninety-Nine Islands, Blacksburg, SC 29702 |
| Utility | Duke Energy Carolinas, LLC (5416) |
| Latitude, Longitude | 35.0314, -81.4936 |
| Generation Dates on File | Jan 2001 to Dec 2023 |
| Initial Operation Date | May 1910 |
| Annual Generation | 62.1 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 | Duke Energy Carolinas (DUK) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Broad River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Duke Energy Carolinas, LLC (5416) SC |
| Grid Voltage | 44.00 kV |
| Energy Storage | No |
Generator 1 Details Operating May 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 4.2 MW |
| Winter Capacity | 4.2 MW |
| Minimum Load | 4.2 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 1910 |
| 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 |
Generator 2 Details Operating May 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3 MW |
| Nameplate Power Factor | 1 |
| Summer Capacity | 3.4 MW |
| Winter Capacity | 3.4 MW |
| Minimum Load | 3.4 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 1910 |
| 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 |
Generator 3 Details Operating May 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 4.2 MW |
| Winter Capacity | 4.2 MW |
| Minimum Load | 4.2 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 1910 |
| 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 |
Generator 4 Details Operating May 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3 MW |
| Nameplate Power Factor | 1 |
| Summer Capacity | 3.4 MW |
| Winter Capacity | 3.4 MW |
| Minimum Load | 3.4 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 1910 |
| 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 |
99 Islands 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 |
|---|---|---|---|
| #445 | London | Handley, WV | 65.1 GWh |
| #446 | Kelly Ridge | Oroville, CA | 65.0 GWh |
| #447 | Crescent | Crescent, NY | 64.7 GWh |
| #448 | Wise | Auburn, CA | 64.6 GWh |
| #449 | Johnson 2 | Lexington, NE | 64.6 GWh |
| #450 | Woodland Pulp, LLC | Baileyville, ME | 366.6 GWh |
| #451 | Fontenelle | Le Barge, WY | 63.7 GWh |
| #452 | Deerfield 5 | Florida, MA | 63.1 GWh |
| #453 | Foster | Foster, OR | 62.4 GWh |
| #454 | Mystic | Fishtail, MT | 62.3 GWh |
| #456 | Snoqualmie | Snoqualmie, WA | 61.9 GWh |
| #457 | Lockhart | Lockhart, SC | 61.7 GWh |
| #458 | Flambeau Hydroelectric Station | Ladysmith, WI | 61.4 GWh |
| #459 | Terminus Hydroelectric Project | Lemon Cove, CA | 61.3 GWh |
| #460 | Blanchard | Royalton, MN | 60.7 GWh |
| #461 | Packwood | Packwood, WA | 60.4 GWh |
| #462 | Upper Falls | Spokane, WA | 59.9 GWh |
| #463 | Browns Falls | Oswegatchie, NY | 59.5 GWh |
| #464 | Minidoka | Rupert, ID | 59.4 GWh |
| #465 | Little Quinnesec Falls Hydro Project | Niagara, WI | 58.9 GWh |
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Below are closest 20 power plants surrounding 99 Islands.
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|---|---|---|---|
| 231 Dixon 74 Solar I, LLC | Kings Mountain, NC | 3.8 GWh | 15.1 mi |
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| Cleveland Cnty Generating Facility | Kings Mountain, NC | 640.9 GWh | 10.6 mi |
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| Hutchinson Farm | Shelby, NC | 9.3 GWh | 15.9 mi |
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| SID Solar I, LLC | Shelby, NC | 8.1 GWh | 15.7 mi |
| York Road Solar I, LLC | Kings Mountain, NC | 3.1 GWh | 16 mi |