Mariposa Energy Project
4887 Bruns Road, Byron, CA 94514Plant Summary Information
Mariposa Energy Project is ranked #118 out of 342 natural gas power plants in California in terms of total annual net electricity generation.
Mariposa Energy Project is comprised of 4 generators and generated 909.0 MWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Mariposa Energy Project |
|---|---|
| Utility Name | Diamond Generating Corporation |
| Location | Alameda County, CA |
| Initial Operation Date | October 2012 |
| Last Update | Dec 2025 |
| Annual Generation | 29.1 GWh |
| Annual Consumption | 323.2 k MMBtu |
| Ranked #4,820 out of 12,613 Power Plants Nationwide | |
| Ranked #1,269 out of 2,246 Natural Gas Power Plants Nationwide | |
| Ranked #622 out of 1,603 California Power Plants | |
| Ranked #118 out of 342 California Natural Gas Power Plants | |
| Fuel Types | Natural Gas |
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Monthly Net Generation for Mariposa Energy Project
Monthly Plant Fuel Consumption for Mariposa Energy Project
Mariposa Energy Project Details
| Summary Information | |
|---|---|
| Plant Name | Mariposa Energy Project (57483) |
| Plant Address | 4887 Bruns Road, Byron, CA 94514 |
| Utility | Diamond Generating Corporation (49981) |
| Latitude, Longitude | 37.78917, -121.60194 |
| Generation Dates on File | Oct 2012 to Dec 2025 |
| Initial Operation Date | October 2012 |
| Annual Generation | 29.1 GWh |
| Fuel Types | Natural Gas |
| 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 | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | California Independent System Operator (CISO) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Simple Cycle Peaker |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Pacific Gas & Electric Co (14328) CA |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | PACIFIC GAS |
| Natural Gas Storage | No |
Generator CTG1 Details Operating October 2012
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 49.9 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 49.9 MW |
| Winter Capacity | 49.9 MW |
| Minimum Load | 25 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | October 2012 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator CTG2 Details Operating October 2012
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 49.9 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 49.9 MW |
| Winter Capacity | 49.9 MW |
| Minimum Load | 25 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | October 2012 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator CTG3 Details Operating October 2012
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 49.9 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 49.9 MW |
| Winter Capacity | 49.9 MW |
| Minimum Load | 25 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | October 2012 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator CTG4 Details Operating October 2012
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 49.9 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 49.9 MW |
| Winter Capacity | 49.9 MW |
| Minimum Load | 25 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | October 2012 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Mariposa Energy Project Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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