Cosumnes
Twin Cities Rd., Herald, CA 95638Plant Summary Information
Cosumnes is ranked #5 out of 1,603 power plants in California in terms of total annual net electricity generation.
Cosumnes is comprised of 3 generators and generated 945.2 GWh during the 3-month period between November 2025 to February 2026.
| Plant Name | Cosumnes |
|---|---|
| Utility Name | Sacramento Municipal Util Dist |
| Location | Sacramento County, CA |
| Initial Operation Date | February 2006 |
| Last Update | Feb 2026 |
| Annual Generation | 3.4 TWh |
| Annual Consumption | 25.3 M MMBtu |
| Ranked #350 out of 12,637 Power Plants Nationwide | |
| Ranked #199 out of 2,243 Natural Gas Power Plants Nationwide | |
| Ranked #5 out of 1,603 California Power Plants | |
| Ranked #3 out of 340 California Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 98.9% Other Biomass Gas : 1.1% |
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Monthly Net Generation for Cosumnes
Monthly Plant Fuel Consumption for Cosumnes
Cosumnes Details
| Summary Information | |
|---|---|
| Plant Name | Cosumnes (55970) |
| Plant Address | Twin Cities Rd., Herald, CA 95638 |
| Utility | Sacramento Municipal Util Dist (16534) |
| Latitude, Longitude | 38.33848, -121.12398 |
| Generation Dates on File | Mar 2006 to Feb 2026 |
| Initial Operation Date | February 2006 |
| Annual Generation | 3.4 TWh |
| Fuel Types | Natural Gas : 98.9% Other Biomass Gas : 1.1% |
| 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 | Balancing Authority of Northern California (BANC) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Unavailable |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Sacramento Municipal Util Dist (16534) CA |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | PACIFIC GAS |
| Natural Gas Storage | No |
Generator 1 Details Operating February 2006
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | CCC1 |
| Ownership | Wholly Owned by Other Entity |
| Duct Burners | No |
| Nameplate Capacity | 190 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 171 MW |
| Winter Capacity | 178.6 MW |
| Minimum Load | 160 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | February 2006 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator 2 Details Operating February 2006
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | CCC1 |
| Ownership | Wholly Owned by Other Entity |
| Can Bypass Heat Recovery Steam Generator | Yes |
| Nameplate Capacity | 196.8 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 185 MW |
| Winter Capacity | 202 MW |
| Minimum Load | 160 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | February 2006 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | No |
| Multifuel Details | |
| Cofire Energy Source | NG / OBG |
|---|---|
Generator 3 Details Operating February 2006
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | CCC1 |
| Ownership | Wholly Owned by Other Entity |
| Can Bypass Heat Recovery Steam Generator | Yes |
| Nameplate Capacity | 170 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 189 MW |
| Winter Capacity | 201 MW |
| Minimum Load | 160 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | February 2006 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Cosumnes Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Sacramento Financing Authority | PO Box 15830, Sacramento, CA 95851 | Generator 1 | 100.00% |
| Sacramento Financing Authority | PO Box 15830, Sacramento, CA 95851 | Generator 2 | 100.00% |
| Sacramento Financing Authority | PO Box 15830, Sacramento, CA 95851 | Generator 3 | 100.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Natural Gas.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #189 | Bethlehem Energy Center | Glenmont, NY | 3.4 TWh |
| #190 | Polk | Mulberry, FL | 3.5 TWh |
| #191 | Magnet Cove | Malvern, AR | 3.4 TWh |
| #192 | Tenaska Frontier Generation Station | Shiro, TX | 3.4 TWh |
| #193 | Kleen Energy Systems Project | Middletown, CT | 3.5 TWh |
| #194 | Odyssey Energy Altura Cogen, LLC | Channelview, TX | 3.4 TWh |
| #195 | Riverside Energy Center | Beloit, WI | 3.4 TWh |
| #196 | Marshall (NC) | Terrell, NC | 7.1 TWh |
| #197 | Lagoon Creek | Brownsville, TN | 3.3 TWh |
| #198 | Bobby C Smith Jr Energy Facility | Rincon, GA | 3.3 TWh |
| #200 | Bergen Generating Station | Ridgefield, NJ | 3.4 TWh |
| #201 | Carty Generating Station | Boardman, OR | 3.3 TWh |
| #202 | Coughlin Power Station | St Landry, LA | 3.3 TWh |
| #203 | Birdsboro Power | Birdsboro, PA | 3.3 TWh |
| #204 | ANP Blackstone Energy Project | Blackstone, MA | 3.3 TWh |
| #205 | J Lamar Stall Unit | Shreveport, LA | 3.3 TWh |
| #206 | Grays Harbor Energy Facility | Elma, WA | 3.3 TWh |
| #207 | Gila River Power Block 3 | Gila Bend, AZ | 3.2 TWh |
| #208 | James E. Rogers Energy Complex | Cliffside, NC | 6.3 TWh |
| #209 | Port Westward | Clatskanie, OR | 3.2 TWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Cosumnes.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Bear Creek Solar (CA) | Lodi, CA | 4.0 GWh | 14 mi |
| Camanche | Clements & Wallace, CA | 31.7 GWh | 9.4 mi |
| Kiefer Landfill | Sloughhouse, CA | 51.0 GWh | 12.7 mi |
| Rancho Seco Solar II, LLC | Twin Cities, CA | 271.2 GWh | 0.6 mi |
| Rancho Seco Solar, LLC | Herald, CA | 19.2 GWh | 0.5 mi |
| RE Dillard 1 LLC | Sloughhouse, CA | 6.0 GWh | 9.5 mi |
| RE Dillard 2 LLC | Sloughhouse, CA | 6.1 GWh | 9.3 mi |
| RE Dillard 3 LLC | Sloughhouse, CA | 6.1 GWh | 9.1 mi |
| RE Kammerer 1 LLC | Elk Grove, CA | 11.0 GWh | 14.1 mi |
| RE Kammerer 3 LLC | Elk Grove, CA | 11.0 GWh | 14.1 mi |
| RE McKenzie 1 LLC | Galt, CA | 11.6 GWh | 9.6 mi |
| RE McKenzie 2 LLC | Galt, CA | 11.6 GWh | 9.6 mi |
| RE McKenzie 3 LLC | Galt, CA | 11.6 GWh | 9.6 mi |
| RE McKenzie 4 LLC | Galt, CA | 11.6 GWh | 9.6 mi |
| RE McKenzie 5 LLC | Galt, CA | 11.6 GWh | 9.6 mi |
| RE McKenzie 6 LLC | Galt, CA | 11.6 GWh | 9.6 mi |
| Renew Solar ABC Sacramento LLC | Sacramento, CA | 2.7 GWh | 10.1 mi |
| SloughHouse Solar, LLC | SloughHouse, CA | 60.6 GWh | 9.5 mi |
| SMUD at Fleshman | Galt, CA | 5.0 GWh | 13.5 mi |
| SMUD at Van Conett | Galt, CA | 5.0 GWh | 10.3 mi |