Spaulding 1
11028 Lake Spaulding Rd, Emigrant Gap, CA 95715Plant Summary Information
Spaulding 1 is ranked #119 out of 207 hydroelectric power plants in California in terms of total annual net electricity generation.
Spaulding 1 is comprised of 1 generator and generated 4.4 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Spaulding 1 |
|---|---|
| Utility Name | Pacific Gas & Electric Co. |
| Location | Nevada County, CA |
| Initial Operation Date | May 1928 |
| Last Update | Dec 2025 |
| Annual Generation | 17.4 GWh |
| Annual Consumption | 63.7 k MMBtu |
| Ranked #5,535 out of 13,094 Power Plants Nationwide | |
| Ranked #737 out of 1,309 Water Power Plants Nationwide | |
| Ranked #706 out of 1,607 California Power Plants | |
| Ranked #119 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 Spaulding 1
Monthly Plant Fuel Consumption for Spaulding 1
Spaulding 1 Details
| Summary Information | |
|---|---|
| Plant Name | Spaulding 1 (281) |
| Plant Address | 11028 Lake Spaulding Rd, Emigrant Gap, CA 95715 |
| Utility | Pacific Gas & Electric Co. (14328) |
| Latitude, Longitude | 39.32461, -120.64481 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | May 1928 |
| Annual Generation | 17.4 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 | WECC |
| Balancing Authority | California Independent System Operator (CISO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Lake Spaulding |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Pacific Gas & Electric Co (14328) CA |
| Grid Voltage | 60.00 kV |
| Energy Storage | No |
Generator 1 Details Operating May 1928
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | SPAULD_6_UNIT12-APND |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | SPAULD_6_UNIT12-APND |
| Nameplate Capacity | 7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 7 MW |
| Winter Capacity | 7 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | May 1928 |
| 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 |
Spaulding 1 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 |
|---|---|---|---|
| #727 | Herrings | Carthage, NY | 18.4 GWh |
| #728 | Spearfish Hydro | Spearfish, SD | 18.4 GWh |
| #729 | Hancock Creek Hydroelectric Project | Snoqualmie, WA | 18.3 GWh |
| #730 | Ellsworth Hydro Station | Ellsworth, ME | 18.3 GWh |
| #731 | Cadyville | Town ofSchuyler Falls, NY | 18.2 GWh |
| #732 | West Point PH | Pioneer, CA | 18.1 GWh |
| #733 | Mechanicville Hydroelectric Station | Mechanicville, NY | 18.0 GWh |
| #734 | PEC Headworks | Moses Lake, WA | 17.7 GWh |
| #735 | Winton | Winton, MN | 17.6 GWh |
| #736 | Vallecito Hydroelectric | Bayfield, CO | 17.4 GWh |
| #738 | Cove Hydroelectric | Burney, CA | 17.4 GWh |
| #739 | Orono B | Orono, ME | 17.2 GWh |
| #740 | City of Peru Hydro-Electric Generating S | Utica, IL | 17.2 GWh |
| #741 | Boulder | Boulder, UT | 17.2 GWh |
| #742 | South Canal Hydro-1 | Montrose, CO | 17.1 GWh |
| #743 | Haypress | Sierra City, CA | 17.1 GWh |
| #744 | Chace Mill Winooski One | Winooski, VT | 17.1 GWh |
| #745 | Shoshone (WY) | Cody, WY | 17.1 GWh |
| #746 | Camanche | Clements & Wallace, CA | 17.1 GWh |
| #747 | Upper Molina | Molina, CO | 17.1 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Spaulding 1.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Alta Powerhouse | Alta, CA | 2.2 GWh | 11.3 mi |
| Bowman | Nevada City, CA | 14.2 GWh | 8.6 mi |
| Chicago Park | Colfax, CA | 65.2 GWh | 16.6 mi |
| Colgate | Dobbins, CA | 1.3 TWh | 29.2 mi |
| Deadwood Creek | Dobbins, CA | 2.1 GWh | 27.9 mi |
| Deer Creek PH | Nevada City, CA | 15.2 GWh | 10.8 mi |
| Drum 1 | Alta, CA | 15.1 GWh | 8.1 mi |
| Drum 2 | Alta, CA | 164.2 GWh | 8 mi |
| Dutch Flat | Alta, CA | 66.0 GWh | 12.6 mi |
| Dutch Flat 2 | Dutch Flat, CA | 15.2 GWh | 12.6 mi |
| French Meadows | Foresthill, CA | 50.8 GWh | 21.3 mi |
| Haypress | Sierra City, CA | 17.1 GWh | 17 mi |
| Loon Lake | Fresh Pond, CA | 78.0 GWh | 29.2 mi |
| Middle Fork | Foresthill, CA | 434.8 GWh | 20.9 mi |
| Oxbow (CA) | Foresthill, CA | 23.2 GWh | 22.9 mi |
| Ralston | Foresthill, CA | 302.6 GWh | 22.8 mi |
| Rollins | Colfax, CA | 36.9 GWh | 21.1 mi |
| Scott Flat | Nevada City, CA | 3.8 GWh | 15.8 mi |
| Spaulding 2 | Emigrant Gap, CA | 21.0 MWh | 0 mi |
| Spaulding 3 | Emigrant Gap, CA | 16.9 GWh | 1 mi |