Collierville Powerhouse
477 Bret hart Drive, Murphys, CA 92547Plant Summary Information
Collierville Powerhouse is ranked #29 out of 209 hydroelectric power plants in California in terms of total annual net electricity generation.
Collierville Powerhouse is comprised of 2 generators and generated 72.9 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Collierville Powerhouse |
|---|---|
| Utility Name | Northern California Power Agny |
| Location | Calaveras County, CA |
| Initial Operation Date | November 1989 |
| Last Update | Dec 2025 |
| Annual Generation | 341.7 GWh |
| Annual Consumption | 1.3 M MMBtu |
| Ranked #1,819 out of 12,613 Power Plants Nationwide | |
| Ranked #133 out of 1,331 Water Power Plants Nationwide | |
| Ranked #147 out of 1,603 California Power Plants | |
| Ranked #29 out of 209 California Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Collierville Powerhouse
Monthly Plant Fuel Consumption for Collierville Powerhouse
Collierville Powerhouse Details
| Summary Information | |
|---|---|
| Plant Name | Collierville Powerhouse (54555) |
| Plant Address | 477 Bret hart Drive, Murphys, CA 92547 |
| Utility | Northern California Power Agny (40613) |
| Latitude, Longitude | 38.14464, -120.3805 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | November 1989 |
| Annual Generation | 341.7 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 | Northfork Stanisalus River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Pacific Gas & Electric Co (14328) CA |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
Generator GEN1 Details Operating November 1989
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | COLVIL_7_PL1x2-APND |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | COLVIL_7_PL1x2-APND |
| Nameplate Capacity | 126.5 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 126.5 MW |
| Winter Capacity | 126.5 MW |
| Minimum Load | 3 MW |
|---|---|
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | November 1989 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
Generator GEN2 Details Operating November 1989
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | COLVIL_7_PL1x2-APND |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | COLVIL_7_PL1x2-APND |
| Nameplate Capacity | 126.5 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 126.5 MW |
| Winter Capacity | 126.5 MW |
| Minimum Load | 3 MW |
|---|---|
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | November 1989 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
Collierville Powerhouse Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Calaveras County Water Dist | P O Box 846427 East St Charles Street, San Andreas, CA 95246 | Generator GEN1 | 100.00% |
| Calaveras County Water Dist | P O Box 846427 East St Charles Street, San Andreas, CA 95246 | Generator GEN2 | 100.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #123 | Big Creek 4 | North Fork, CA | 365.5 GWh |
| #124 | Pelton | Madras, OR | 361.8 GWh |
| #125 | Diablo | Rockport, WA | 361.4 GWh |
| #126 | Poe | Storrie, CA | 361.2 GWh |
| #127 | Parker Dam | Parker, CA | 361.1 GWh |
| #128 | Mitchell Dam | Verbena, AL | 355.5 GWh |
| #129 | Big Creek 2 | Auberry, CA | 355.2 GWh |
| #130 | Pensacola | Langley, OK | 349.1 GWh |
| #131 | Bartletts Ferry | Salem, AL | 348.0 GWh |
| #132 | Cordell Hull | Carthage, TN | 344.8 GWh |
| #134 | S C Moore | Littleton, NH | 341.5 GWh |
| #135 | Cherokee Dam | Rudledge, TN | 341.4 GWh |
| #136 | Cresta | Storrie, CA | 338.1 GWh |
| #137 | Wyman Hydro | Bingham, ME | 337.1 GWh |
| #138 | Smithland Hydroelectric Plant | Smithland, KY | 336.3 GWh |
| #139 | Pit 3 | Burney, CA | 332.8 GWh |
| #140 | Snettisham | Juneau, AK | 332.7 GWh |
| #141 | Bliss (ID) | Bliss, ID | 332.6 GWh |
| #142 | Pine Flat | Piedra, CA | 331.2 GWh |
| #143 | Rainbow (MT) | Great Falls, MT | 329.0 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Collierville Powerhouse.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Angels | Angels Camp, CA | 6.3 GWh | 10 mi |
| Beardsley | None, CA | 55.7 GWh | 17 mi |
| Donnells | None, CA | 219.2 GWh | 20.1 mi |
| Electra | Jackson, CA | 291.4 GWh | 20.3 mi |
| Moccasin | Moccasin, CA | 276.6 GWh | 23.6 mi |
| Moccasin Low Head Hydro Project | Moccasin, CA | 4.0 MWh | 23 mi |
| Murphys | Murphys, CA | 15.5 GWh | 3.6 mi |
| New Hogan Power Plant | Valley Springs, CA | 8.8 GWh | 23.6 mi |
| New Melones | Jamestown, CA | 270.6 GWh | 15.8 mi |
| Pacific-Ultrapower Chinese Station | Jamestown, CA | 126.2 GWh | 19.4 mi |
| Phoenix | Sonora, CA | 8.0 GWh | 8.3 mi |
| Sand Bar Power Plant | Stanislaus Ntl. Fores, CA | 85.5 GWh | 12.8 mi |
| Sierra Pacific Chinese Camp | Chinese Camp, CA | 4.6 GWh | 18.5 mi |
| Sierra Pacific Sonora | Standard, CA | 34.9 GWh | 12.8 mi |
| Sonora 1 | Jamestown, CA | 621.0 MWh | 19.4 mi |
| Spring Gap | Long Barn, CA | 29.8 GWh | 14.9 mi |
| Stanislaus | Vallecito, CA | 315.8 GWh | 0.7 mi |
| Tiger Creek | Pioneer, CA | 225.1 GWh | 21.9 mi |
| Tulloch | Jamestown, CA | 103.6 GWh | 22.2 mi |
| West Point PH | Pioneer, CA | 88.9 GWh | 21.2 mi |