R C Kirkwood
Cherry Lake Road, Groveland, CA 95321Plant Summary Information
R C Kirkwood is ranked #10 out of 207 hydroelectric power plants in California in terms of total annual net electricity generation.
R C Kirkwood is comprised of 3 generators and generated 224.7 GWh during the 3-month period between February 2026 to May 2026.
| Plant Name | R C Kirkwood |
|---|---|
| Utility Name | City & County of San Francisco - (CA) |
| Location | Tuolumne County, CA |
| Initial Operation Date | February 1967 |
| Last Update | May 2026 |
| Annual Generation | 489.0 GWh |
| Annual Consumption | 1.9 M MMBtu |
| Ranked #1,386 out of 13,081 Power Plants Nationwide | |
| Ranked #79 out of 1,311 Water Power Plants Nationwide | |
| Ranked #82 out of 1,606 California Power Plants | |
| Ranked #10 out of 207 California Water Power Plants | |
| Fuel Types | Water |
| Previous Operator |
City & County of San Francisco (2013 to 2024) City & County of San Francisco - (CA) (2025 to 2025) |
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Monthly Net Generation for R C Kirkwood
Monthly Plant Fuel Consumption for R C Kirkwood
R C Kirkwood Details
| Summary Information | |
|---|---|
| Plant Name | R C Kirkwood (382) |
| Plant Address | Cherry Lake Road, Groveland, CA 95321 |
| Utility | City & County of San Francisco - (CA) (16612) |
| Latitude, Longitude | 37.87767, -119.95323 |
| Generation Dates on File | Jan 2001 to May 2026 |
| Initial Operation Date | February 1967 |
| Annual Generation | 489.0 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 | WECC |
| Balancing Authority | California Independent System Operator (CISO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Hetch Hetchy Reservoir |
| Ash Impoundment | No |
| Transmission / Distribution Owner | City & County of San Francisco (16612) CA |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
Generator 1 Details Operating February 1967
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | INTKEP_2_UNITS-APND |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | INTKEP_2_UNITS |
| Nameplate Capacity | 45.4 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 45.41 MW |
| Winter Capacity | 45.41 MW |
| Minimum Load | 1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | February 1967 |
| 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 2 Details Operating February 1967
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | INTKEP_2_UNITS-APND |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | INTKEP_2_UNITS |
| Nameplate Capacity | 45.4 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 44.27 MW |
| Winter Capacity | 44.27 MW |
| Minimum Load | 1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | February 1967 |
| 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 3 Details Operating September 1987
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | INTKEP_2_UNITS-APND |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | INTKEP_2_UNITS |
| Nameplate Capacity | 42 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 42 MW |
| Winter Capacity | 42 MW |
| Minimum Load | 1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | September 1987 |
| 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 |
R C Kirkwood Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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| #69 | Yellowtail | Hardin, MT | 566.2 GWh |
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| #77 | Great Lakes Hydro America - ME | Millinocket, ME | 500.1 GWh |
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| #80 | Lay Dam | Clanton, AL | 482.4 GWh |
| #81 | Trinity | Weaverville, CA | 475.6 GWh |
| #82 | Yale | Amboy, WA | 472.5 GWh |
| #83 | Cheoah | Tapoco, NC | 472.4 GWh |
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| #88 | Pit 5 | Big Bend, CA | 456.3 GWh |
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Nearby Power Plants
Below are closest 20 power plants surrounding R C Kirkwood.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Beardsley | None, CA | 56.4 GWh | 23.4 mi |
| Collierville Powerhouse | Murphys, CA | 396.3 GWh | 29.7 mi |
| Dion R Holm | Groveland, CA | 577.8 GWh | 1.5 mi |
| Don Pedro | La Grange, CA | 285.7 GWh | 28.4 mi |
| Donnells | None, CA | 233.4 GWh | 25.9 mi |
| Exchequer | Snelling, CA | 245.8 GWh | 26.6 mi |
| La Grange | La Grange, CA | 6.6 GWh | 30.4 mi |
| McSwain | Snelling, CA | 26.9 GWh | 31.4 mi |
| Merced Falls | Snelling, CA | 9.1 GWh | 32 mi |
| Moccasin | Moccasin, CA | 307.6 GWh | 19.5 mi |
| Moccasin Low Head Hydro Project | Moccasin, CA | 3.3 GWh | 20 mi |
| New Melones | Jamestown, CA | 370.0 GWh | 31.7 mi |
| Pacific-Ultrapower Chinese Station | Jamestown, CA | 101.9 GWh | 28.6 mi |
| Phoenix | Sonora, CA | 4.9 GWh | 23 mi |
| Sand Bar Power Plant | Stanislaus Ntl. Fores, CA | 82.5 GWh | 23.9 mi |
| Sierra Pacific Chinese Camp | Chinese Camp, CA | 4.5 GWh | 27.3 mi |
| Sierra Pacific Sonora | Standard, CA | 42.7 GWh | 20.8 mi |
| Sonora 1 | Jamestown, CA | 858.0 MWh | 31.4 mi |
| Spring Gap | Long Barn, CA | 11.6 GWh | 23 mi |
| Stanislaus | Vallecito, CA | 199.8 GWh | 29 mi |