Watson Cogeneration
22850 South Wilminton, Carson, CA 90749Plant Summary Information
Watson Cogeneration is ranked #20 out of 1,569 power plants in California in terms of total annual net electricity generation.
Watson Cogeneration is comprised of 6 generators and generated 594.4 GWh during the 3-month period between May 2024 to August 2024.
| Plant Name | Watson Cogeneration |
|---|---|
| Utility Name | ARCO Products Co-Watson |
| Location | Los Angeles County, CA |
| Initial Operation Date | December 1987 |
| Last Update | Aug 2024 |
| Annual Generation | 2.4 TWh |
| Annual Consumption | 33.8 M MMBtu |
| Ranked #473 out of 11,835 Power Plants Nationwide | |
| Ranked #325 out of 2,253 Natural Gas Power Plants Nationwide | |
| Ranked #20 out of 1,569 California Power Plants | |
| Ranked #18 out of 346 California Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 83.9% Other Gas : 15.7% |
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Monthly Net Generation for Watson Cogeneration
Watson Cogeneration Details
| Summary Information | |
|---|---|
| Plant Name | Watson Cogeneration (50216) |
| Plant Address | 22850 South Wilminton, Carson, CA 90749 |
| Utility | ARCO Products Co-Watson (867) |
| Latitude, Longitude | 33.81665, -118.24484 |
| Generation Dates on File | Jan 2001 to Aug 2024 |
| Initial Operation Date | December 1987 |
| Annual Generation | 2.4 TWh |
| Fuel Types | Natural Gas : 83.9% Other Gas : 15.7% |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | Yes |
| FERC Cogeneration Docket Number | 85-526-001 |
| 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 | Petroleum Refineries (32411) |
| Sector | Industrial CHP (7) |
| Water Source | Dominquez Water |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Southern California Edison Co (17609) CA |
| Grid Voltage | 220.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Local Distribution Company (LDC) | SOUTHERN CALIFORNIA GAS COMPANY |
| Natural Gas Storage | No |
Generator GN94 Details Operating December 1987
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | CC1 |
| Ownership | Wholly Owned by Other Entity |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | POD_ARCOGN_2_UNITS |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | POD_ARCOGN_2_UNITS |
| Nameplate Capacity | 82 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 82 MW |
| Winter Capacity | 82 MW |
| Minimum Load | 68 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | December 1987 |
|---|---|
| Combined Heat & Power | Yes |
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas / Waste/Other Oil |
| Startup Source | Waste/Other Oil / Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / OG / WO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 82 MW |
| Net Winter Capacity With Natural Gas | 82 MW |
| Net Summer Capacity With Oil | 82 MW |
| Net Winter Capacity With Oil | 82 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
| Air Permit Limits | Yes |
Generator GN96 Details Operating December 1987
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | CC1 |
| Ownership | Wholly Owned by Other Entity |
| Duct Burners | Yes |
| RTO ISO LMP Node Designation | POD_ARCOGN_2_UNITS |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | POD_ARCOGN_2_UNITS |
| Nameplate Capacity | 38.5 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 35 MW |
| Winter Capacity | 35 MW |
| Minimum Load | 10 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 1987 |
| Combined Heat & Power | Yes |
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
Generator GN93 Details Operating January 1988
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | CC1 |
| Ownership | Wholly Owned by Other Entity |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | POD_ARCOGN_2_UNITS |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | POD_ARCOGN_2_UNITS |
| Nameplate Capacity | 82 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 82 MW |
| Winter Capacity | 82 MW |
| Minimum Load | 68 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | January 1988 |
|---|---|
| Combined Heat & Power | Yes |
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas / Waste/Other Oil |
| Startup Source | Waste/Other Oil / Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / OG / WO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 82 MW |
| Net Winter Capacity With Natural Gas | 82 MW |
| Net Summer Capacity With Oil | 82 MW |
| Net Winter Capacity With Oil | 82 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
| Air Permit Limits | Yes |
Generator GN92 Details Operating February 1988
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | CC1 |
| Ownership | Wholly Owned by Other Entity |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | POD_ARCOGN_2_UNITS |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | POD_ARCOGN_2_UNITS |
| Nameplate Capacity | 82 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 82 MW |
| Winter Capacity | 82 MW |
| Minimum Load | 68 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | February 1988 |
|---|---|
| Combined Heat & Power | Yes |
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas / Waste/Other Oil |
| Startup Source | Waste/Other Oil / Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / OG / WO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 82 MW |
| Net Winter Capacity With Natural Gas | 82 MW |
| Net Summer Capacity With Oil | 82 MW |
| Net Winter Capacity With Oil | 82 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
| Air Permit Limits | Yes |
Generator GN95 Details Operating February 1988
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | CC1 |
| Ownership | Wholly Owned by Other Entity |
| Duct Burners | Yes |
| RTO ISO LMP Node Designation | POD_ARCOGN_2_UNITS |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | POD_ARCOGN_2_UNITS |
| Nameplate Capacity | 38.5 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 35 MW |
| Winter Capacity | 35 MW |
| Minimum Load | 10 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | February 1988 |
| Combined Heat & Power | Yes |
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
Generator GN91 Details Operating March 1988
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | CC1 |
| Ownership | Wholly Owned by Other Entity |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | POD_ARCOGN_2_UNITS |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | POD_ARCOGN_2_UNITS |
| Nameplate Capacity | 82 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 82 MW |
| Winter Capacity | 82 MW |
| Minimum Load | 68 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | March 1988 |
|---|---|
| Combined Heat & Power | Yes |
| Sector Name | Industrial CHP (7) |
| Topping Or Bottoming | T |
| Energy Source | Natural Gas / Other Gas / Waste/Other Oil |
| Startup Source | Waste/Other Oil / Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Other Planned Modifications | No |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / OG / WO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 82 MW |
| Net Winter Capacity With Natural Gas | 82 MW |
| Net Summer Capacity With Oil | 82 MW |
| Net Winter Capacity With Oil | 82 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
| Air Permit Limits | Yes |
Watson Cogeneration Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Tesoro SoCal Cogen LLC | 19100 Ridgewood Parkway, San Antonio, TX 78259 | Generator GN91 | 100.00% |
| Tesoro SoCal Cogen LLC | 19100 Ridgewood Parkway, San Antonio, TX 78259 | Generator GN92 | 100.00% |
| Tesoro SoCal Cogen LLC | 19100 Ridgewood Parkway, San Antonio, TX 78259 | Generator GN93 | 100.00% |
| Tesoro SoCal Cogen LLC | 19100 Ridgewood Parkway, San Antonio, TX 78259 | Generator GN94 | 100.00% |
| Tesoro SoCal Cogen LLC | 19100 Ridgewood Parkway, San Antonio, TX 78259 | Generator GN95 | 100.00% |
| Tesoro SoCal Cogen LLC | 19100 Ridgewood Parkway, San Antonio, TX 78259 | Generator GN96 | 100.00% |
| Tesoro SoCal Cogen LLC | 19100 Ridgewood Parkway, San Antonio, TX 78259 | Generator GN97 | 100.00% |
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| #322 | Moselle | Moselle, MS | 2.0 TWh |
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| #327 | St Francis Energy Facility | Campbell, MO | 2.0 TWh |
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| #329 | O W Sommers | San Antonio, TX | 1.9 TWh |
| #330 | Cedar Bayou 4 | Eldon, TX | 1.9 TWh |
| #331 | Jackson Generating Station | Jackson, MI | 1.9 TWh |
| #332 | Sutter Energy Center | Yuba City, CA | 1.9 TWh |
| #333 | Langley Gulch Power Plant | New Plymouth, ID | 1.9 TWh |
| #334 | Treasure Coast Energy Center | Ft. Pierce, FL | 1.8 TWh |
| #335 | Sweeny Cogen Facility | Old Ocean, TX | 2.5 TWh |
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|---|---|---|---|
| 20333 Normandie PV, LLC | Torrance, CA | 3.8 GWh | 3.8 mi |
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| Signal Hill West Unit | Signal Hill, CA | 35.3 GWh | 4 mi |
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| THUMS | Long Beach, CA | 342.8 GWh | 3.8 mi |
| Total Energy Facilities | Carson, CA | 168.8 GWh | 4 mi |
| Toyota Long Beach Trigen | Long Beach, CA | 5.1 GWh | 2.8 mi |
| Valero Wilmington Cogeneration Plant | Wilmington, CA | 236.7 GWh | 2.6 mi |
| Wilmington Hydrogen Plant | Wilmington, CA | 179.9 GWh | 2.5 mi |