Humboldt Bay
Buhne Pt. 1000 King Salmon Ave, Eureka, CA 95503Plant Summary Information
Humboldt Bay is ranked #42 out of 342 natural gas power plants in California in terms of total annual net electricity generation.
Humboldt Bay is comprised of 10 generators and generated 88.7 GWh during the 3-month period between June 2025 to September 2025.
| Plant Name | Humboldt Bay |
|---|---|
| Utility Name | Pacific Gas & Electric Co. |
| Location | Humboldt County, CA |
| Initial Operation Date | September 2010 |
| Last Update | Sep 2025 |
| Annual Generation | 354.2 GWh |
| Annual Consumption | 3.4 M MMBtu |
| Ranked #1,748 out of 12,539 Power Plants Nationwide | |
| Ranked #621 out of 2,243 Natural Gas Power Plants Nationwide | |
| Ranked #140 out of 1,600 California Power Plants | |
| Ranked #42 out of 342 California Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 99.6% |
| Previous Operator |
Pacific Gas & Electric Co (2013 to 2016) Pacific Gas & Electric Co. (2017 to 2024) |
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Monthly Net Generation for Humboldt Bay
Humboldt Bay Details
| Summary Information | |
|---|---|
| Plant Name | Humboldt Bay (246) |
| Plant Address | Buhne Pt. 1000 King Salmon Ave, Eureka, CA 95503 |
| Utility | Pacific Gas & Electric Co. (14328) |
| Latitude, Longitude | 40.7415, -124.2103 |
| Generation Dates on File | Jan 2001 to Sep 2025 |
| Initial Operation Date | September 2010 |
| Annual Generation | 354.2 GWh |
| Fuel Types | Natural Gas : 99.6% |
| 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 | Humboldt Bay |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Pacific Gas & Electric Co (14328) CA |
| Grid Voltage | 115.00 kV / 60.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Local Distribution Company (LDC) | PACIFIC GAS |
| Pipeline Name | PACIFIC GAS |
| Natural Gas Storage | No |
Generator IC1 Details Operating September 2010
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT1_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT1_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.3 MW |
| Winter Capacity | 16.3 MW |
| Minimum Load | 14.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | September 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 IC10 Details Operating September 2010
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT2_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT2_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.3 MW |
| Winter Capacity | 16.3 MW |
| Minimum Load | 14.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | September 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 IC2 Details Operating September 2010
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT1_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT1_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.3 MW |
| Winter Capacity | 16.3 MW |
| Minimum Load | 14.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | September 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 IC4 Details Operating September 2010
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT3_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT3_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.3 MW |
| Winter Capacity | 16.3 MW |
| Minimum Load | 14.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | September 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 IC5 Details Operating September 2010
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT3_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT3_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.3 MW |
| Winter Capacity | 16.3 MW |
| Minimum Load | 15.4 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | September 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 IC6 Details Operating September 2010
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT3_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT3_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.3 MW |
| Winter Capacity | 16.3 MW |
| Minimum Load | 14.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | September 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 IC7 Details Operating September 2010
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT3_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT3_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.3 MW |
| Winter Capacity | 16.3 MW |
| Minimum Load | 14.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | September 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 IC8 Details Operating September 2010
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT2_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT2_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.3 MW |
| Winter Capacity | 16.3 MW |
| Minimum Load | 14.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | September 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 IC9 Details Operating September 2010
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT2_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT2_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.7 MW |
| Winter Capacity | 16.7 MW |
| Minimum Load | 14.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | September 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 IC3 Details Operating March 2011
| Technology | Natural Gas Internal Combustion Engine |
|---|---|
| Prime Mover | Internal Combustion Engine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | HMBUNIT1_7_GN010 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | HMBUNIT1_7_GN010 |
| Nameplate Capacity | 16.7 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 16.3 MW |
| Winter Capacity | 16.3 MW |
| Minimum Load | 14.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | March 2011 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil / Other Biomass Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 16.3 MW |
| Net Winter Capacity With Natural Gas | 16.3 MW |
| Net Summer Capacity With Oil | 16.3 MW |
| Net Winter Capacity With Oil | 16.3 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 |
Humboldt Bay Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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Power plants with a similar annual net generation from Natural Gas.
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|---|---|---|---|
| #611 | Kimberly Clark Mobile - CHP Plant | Mobile, AL | 367.8 GWh |
| #612 | Bellingham Cogeneration Facility | Bellingham, MA | 367.8 GWh |
| #613 | Zion Energy Center | Zion, IL | 363.6 GWh |
| #614 | Hal C Weaver Power Plant | Austin, TX | 361.2 GWh |
| #615 | Brotman Power Station | Rosharon, TX | 357.6 GWh |
| #616 | Saranac Facility | Plattsburgh, NY | 354.9 GWh |
| #617 | Sundance | Casa Grande, AZ | 354.8 GWh |
| #618 | Turtle Creek | Springfield, NE | 381.2 GWh |
| #619 | Woodsdale | Trenton, OH | 359.0 GWh |
| #620 | Valley (WI) | Milwaukee, WI | 353.5 GWh |
| #622 | HO Clarke Generating | Houston, TX | 351.7 GWh |
| #623 | Afton Generating Station | La Mesa, NM | 349.1 GWh |
| #624 | Henry County | New Castle, IN | 344.7 GWh |
| #625 | Nevada Cogen Associates 2 Black Mountain | Las Vegas, NV | 341.3 GWh |
| #626 | Wabash Valley Power IGCC | Terre Haute, IN | 339.7 GWh |
| #627 | RED-Rochester, LLC | Rochester, NY | 338.4 GWh |
| #628 | Red Gate Power Plant | Edinburg, TX | 332.2 GWh |
| #629 | Plant 31 Paper Mill | West Monroe, LA | 523.0 GWh |
| #630 | Pearsall | Pearsall, TX | 329.9 GWh |
| #631 | Richland (OH) | Defiance, OH | 327.3 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Humboldt Bay.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Baker Creek Hydroelectric | Bridgeville, CA | 3.6 GWh | 29.4 mi |
| Big Creek Water Works | Hyampom, CA | 11.5 GWh | 37.9 mi |
| Black Butte | Orland, CA | 14.9 GWh | 117.9 mi |
| Box Canyon Dam | Mount Shasta, CA | 22.6 GWh | 104.9 mi |
| Gosselin Hydro Plant | Ruth, CA | 5.9 GWh | 48.1 mi |
| Humboldt Sawmill Company | Scotia, CA | 110.1 GWh | 19.4 mi |
| Judge F Carr | French Gulch, CA | 319.4 GWh | 83.2 mi |
| Keswick | Redding, CA | 409.4 GWh | 92.9 mi |
| Red Bluff | Red Bluff, CA | 10.5 GWh | 112.7 mi |
| Redding Power | Redding, CA | 203.6 GWh | 95.1 mi |
| Roseburg Forest Products Biomass | Weed, CA | 61.3 GWh | 106.8 mi |
| Shasta | Redding, CA | 2.4 TWh | 93.6 mi |
| Slate Creek | Lakehead, CA | 7.3 GWh | 93.1 mi |
| SPI Anderson 2 | Anderson, CA | 138.5 GWh | 100.7 mi |
| Spring Creek | Redding, CA | 375.4 GWh | 91.6 mi |
| Stony Gorge | Elk Creek, CA | 15.6 GWh | 119.2 mi |
| Three Forks Water Power Project | Zenia, CA | 2.6 GWh | 52 mi |
| Trinity | Weaverville, CA | 549.3 GWh | 75.9 mi |
| Wheelabrator Shasta | Anderson, CA | 284.4 GWh | 103.6 mi |
| Whiskeytown | Whiskeytown, CA | 23.1 GWh | 88.2 mi |