Drum 2
Drum Powerhouse Road, Alta, CA 95701Plant Summary Information
Drum 2 is ranked #57 out of 207 hydroelectric power plants in California in terms of total annual net electricity generation.
Drum 2 is comprised of 1 generator and generated 57.9 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Drum 2 |
|---|---|
| Utility Name | Pacific Gas & Electric Co. |
| Location | Placer County, CA |
| Initial Operation Date | December 1965 |
| Last Update | Dec 2025 |
| Annual Generation | 164.2 GWh |
| Annual Consumption | 612.2 k MMBtu |
| Ranked #2,896 out of 13,301 Power Plants Nationwide | |
| Ranked #241 out of 1,316 Water Power Plants Nationwide | |
| Ranked #288 out of 1,641 California Power Plants | |
| Ranked #57 out of 207 California Water Power Plants | |
| Fuel Types | Water |
| Previous Operator |
Pacific Gas & Electric Co (2013 to 2016) Pacific Gas & Electric Co. (2017 to 2025) |
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Monthly Net Generation for Drum 2
Monthly Plant Fuel Consumption for Drum 2
Drum 2 Details
| Summary Information | |
|---|---|
| Plant Name | Drum 2 (236) |
| Plant Address | Drum Powerhouse Road, Alta, CA 95701 |
| Utility | Pacific Gas & Electric Co. (14328) |
| Latitude, Longitude | 39.25739, -120.76705 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | December 1965 |
| Annual Generation | 164.2 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 | Bear River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Pacific Gas & Electric Co (14328) CA |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator 5 Details Operating December 1965
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | DRUM5_7_B1 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | DRUM5_7_B1 |
| Nameplate Capacity | 53.1 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 49.5 MW |
| Winter Capacity | 49.5 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 1965 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Drum 2 Plant Owners
| Owner Name | Address | 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 |
|---|---|---|---|
| #231 | Edison Sault | Sault Ste. Marie, MI | 180.8 GWh |
| #232 | Prospect 2 | Prospect, OR | 180.1 GWh |
| #233 | Albeni Falls | Oldtown, ID | 177.0 GWh |
| #234 | Poe | Storrie, CA | 176.3 GWh |
| #235 | Hiwassee Dam | Murphy, NC | 176.1 GWh |
| #236 | Kern River 1 | Bakersfield, CA | 175.7 GWh |
| #237 | Hudson Falls Hydroelectric Project | South Glens Falls, NY | 170.4 GWh |
| #238 | Carmen Smith | McKenzie Bridge, OR | 167.9 GWh |
| #239 | Woodleaf | Forbestown, CA | 167.1 GWh |
| #240 | Castaic | Castaic, CA | 165.2 GWh |
| #242 | North Fork | Estacada, OR | 164.0 GWh |
| #243 | St Stephen | St. Stephen, SC | 161.1 GWh |
| #244 | Cushman 2 | Shelton, WA | 160.5 GWh |
| #245 | West Point (GA) | West Point, GA | 159.0 GWh |
| #246 | Chilhowee | Tallassee, TN | 157.7 GWh |
| #247 | Eklutna Hydro Project | Palmer, AK | 157.6 GWh |
| #248 | Holt Dam | Tuscaloosa, AL | 156.6 GWh |
| #249 | Saint Marys Falls | Sault Ste. Marie, MI | 156.0 GWh |
| #250 | Colton | Pierrepont, NY | 154.2 GWh |
| #251 | Prairie Du Sac | Prairie du Sac, WI | 152.9 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Drum 2.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Alta Powerhouse | Alta, CA | 2.2 GWh | 3.5 mi |
| Bowman | Nevada City, CA | 14.2 GWh | 14.5 mi |
| Chicago Park | Colfax, CA | 65.2 GWh | 8.6 mi |
| Colgate | Dobbins, CA | 1.3 TWh | 23.3 mi |
| Combie South | Auburn, CA | 4.4 GWh | 23.2 mi |
| Deer Creek PH | Nevada City, CA | 15.2 GWh | 5 mi |
| Drum 1 | Alta, CA | 15.1 GWh | 0 mi |
| Dutch Flat | Alta, CA | 66.0 GWh | 4.6 mi |
| Dutch Flat 2 | Dutch Flat, CA | 15.2 GWh | 4.5 mi |
| French Meadows | Foresthill, CA | 42.6 GWh | 23 mi |
| Halsey | Auburn, CA | 21.5 GWh | 25.5 mi |
| Haypress | Sierra City, CA | 17.1 GWh | 23.5 mi |
| Middle Fork | Foresthill, CA | 483.9 GWh | 18.5 mi |
| Oxbow (CA) | Foresthill, CA | 23.2 GWh | 17.6 mi |
| Ralston | Foresthill, CA | 302.6 GWh | 17.9 mi |
| Rollins | Colfax, CA | 36.9 GWh | 13.1 mi |
| Scott Flat | Nevada City, CA | 3.8 GWh | 8.9 mi |
| Spaulding 1 | Emigrant Gap, CA | 17.4 GWh | 8 mi |
| Spaulding 2 | Emigrant Gap, CA | 21.0 MWh | 8 mi |
| Spaulding 3 | Emigrant Gap, CA | 16.9 GWh | 9 mi |