Hermiston Power Project

Entity plant:eia:55328 · release 20260929T050546Z-51ae0f7d3c78 · schema 1.41.0. Immutable citation page; values as published in this release. Current pages may be newer.

FactValueUnitPeriodEvidence / methodQualitySource and locator
Nameplate capacity, operating generators689.4MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328
Generators listed3count2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328
Operating generators3count2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328
Net generation4,283,080MWh2024reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2024-01-01; plant_id_eia=55328
Capacity factor0.707fraction2024reported / derivedvalidpudl-output
derived: net_generation_mwh@2024 / (nameplate_mw_op x 8784 h)
Nameplate capacity212.5MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328; generator_id=CTG1
Net summer capacity197.0MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328; generator_id=CTG1
Net winter capacity206.0MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328; generator_id=CTG1
Nameplate capacity212.5MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328; generator_id=CTG2
Net summer capacity197.0MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328; generator_id=CTG2
Net winter capacity206.0MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328; generator_id=CTG2
Nameplate capacity264.4MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328; generator_id=STG1
Net summer capacity235.0MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328; generator_id=STG1
Net winter capacity246.0MW2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328; generator_id=STG1
CO2 mass, monitored units1,707,692t CO22024metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=55328
CO2 mass, monitored units, as filed1,882,408short tons CO22024metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=55328
Gross load of monitored units4,383,549MWh2024metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=55328
Heat input of monitored units31,675,142mmBtu2024metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=55328
Unit operating hours, monitored units15,329.2h2024metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=55328
Hours in which a monitored unit ran7,842count2024metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=55328
EPA emissions units with CEMS rows2count2024reported / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=55328
Combustion generators linked to a monitored unit3count2024reported / derivedvalidpudl-epa-eia-crosswalk
core_epa__assn_eia_epacamd.parquet; report_year=2024; plant_id_eia=55328
Combustion generators at the plant3count2024reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=55328
Share of operating unit-hours with measured CO21.0000fraction2024metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2024; plant_id_eia=55328
CO2 per MWh of net generation0.399t CO2/MWh2024metered / derivedvalidpudl-epacems
derived: co2_mass_tonnes@2024 / net_generation_mwh@2024 (pudl-output)
CO2 per MWh of gross load (unit-reported)0.390t CO2/MWh2024metered / derivedvalidpudl-epacems
derived: co2_mass_tonnes@2024 / cems_gross_load_mwh@2024
CO2 mass, monitored units1,562,084t CO22023metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=55328
CO2 mass, monitored units, as filed1,721,903short tons CO22023metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=55328
Gross load of monitored units4,017,064MWh2023metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=55328
Heat input of monitored units28,974,254mmBtu2023metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=55328
Unit operating hours, monitored units14,139.2h2023metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=55328
Hours in which a monitored unit ran7,196count2023metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=55328
EPA emissions units with CEMS rows2count2023reported / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=55328
Combustion generators linked to a monitored unit3count2023reported / derivedvalidpudl-epa-eia-crosswalk
core_epa__assn_eia_epacamd.parquet; report_year=2023; plant_id_eia=55328
Combustion generators at the plant3count2023reported / derivedvalidpudl-generators
out_eia__yearly_generators.parquet; report_date=2023-01-01; plant_id_eia=55328
Share of operating unit-hours with measured CO21.0000fraction2023metered / derivedvalidpudl-epacems
core_epacems__hourly_emissions.parquet; year=2023; plant_id_eia=55328
CO2 per MWh of net generation0.399t CO2/MWh2023metered / derivedvalidpudl-epacems
derived: co2_mass_tonnes@2023 / net_generation_mwh@2023 (pudl-output)
CO2 per MWh of gross load (unit-reported)0.389t CO2/MWh2023metered / derivedvalidpudl-epacems
derived: co2_mass_tonnes@2023 / cems_gross_load_mwh@2023
Operating nameplate capacity, latest inventory689.4MW2026-08-01reported / derivedvalideia860m-inventory
Preliminary Monthly Electric Generator Inventory, August 2026; plant_id_eia=55328; report_date=2026-08-01
Planned nameplate capacity, latest inventory—MW2026-08-01reported / derivednot_applicable (not_applicable)eia860m-inventory
Preliminary Monthly Electric Generator Inventory, August 2026; plant_id_eia=55328; report_date=2026-08-01
Retired or cancelled nameplate capacity, latest inventory—MW2026-08-01reported / derivednot_applicable (not_applicable)eia860m-inventory
Preliminary Monthly Electric Generator Inventory, August 2026; plant_id_eia=55328; report_date=2026-08-01
Net generation330,670MWh2015reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2015-01-01; plant_id_eia=55328
Net generation3,179,734MWh2016reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2016-01-01; plant_id_eia=55328
Net generation2,970,806MWh2017reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2017-01-01; plant_id_eia=55328
Net generation3,644,236MWh2018reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2018-01-01; plant_id_eia=55328
Net generation4,298,264MWh2019reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2019-01-01; plant_id_eia=55328
Net generation3,956,218MWh2020reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2020-01-01; plant_id_eia=55328
Net generation4,341,072MWh2021reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2021-01-01; plant_id_eia=55328
Net generation3,859,811MWh2022reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2022-01-01; plant_id_eia=55328
Net generation3,918,106MWh2023reported / derivedvalidpudl-output
out_eia923__yearly_generation_fuel_combined.parquet; report_date=2023-01-01; plant_id_eia=55328

Sources

Each source's notice and terms: rights.json in this release.