GeneratorRegional context

Grand Coulee Dam generator PG9

About this record

A source-reported component of the generating plant.

2024 inventory

Nameplate capacityThe generator’s full nameplate rating in MW, before ownership shares. Its status determines whether it contributes to operating capacity.Definition ↗

53.5MW

Source & method

Generator nameplate capacity as reported on EIA-860

2024 inventory · reported · derived · valid · final

out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=6163; generator_id=PG9

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Net summer capacityMaximum power available to the grid during summer peak conditions, after the plant’s own use. Seasonal conditions and station use can make this differ from nameplate MW.Definition ↗

53.5MW

Source & method

Reported or source-estimated net summer capability

2024 inventory · reported · derived · valid · final

out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=6163; generator_id=PG9

Publisher & attribution ↗ Cite this released fact ↗

Net winter capacityMaximum power available to the grid during winter peak conditions, after the plant’s own use. Seasonal conditions and station use can make this differ from nameplate MW.Definition ↗

53.5MW

Source & method

Reported or source-estimated net winter capability

2024 inventory · reported · derived · valid · final

out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=6163; generator_id=PG9

Publisher & attribution ↗ Cite this released fact ↗

Additional inventory facts

Storage duration at full discharge

Not applicable

Source & method

Nameplate energy MWh / nameplate MW, only when the unit's reported discharge MW agrees within 0.05 MW

2024 inventory · reported · derived · not_applicable · final

EIA-860 collects no energy capacity for pumped or thermal storage

out_eia__yearly_generators.parquet; report_date=2024-01-01; plant_id_eia=6163; generator_id=PG9

Publisher & attribution ↗ Cite this released fact ↗

Sources for this record

Frozen citation page ↗

PUDL v2026.9.0, out_eia__yearly_generators

Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Forms 860/923

Data transformed by PUDL from U.S. EIA forms; selected fields republished; EIA data is public with dated acknowledgment (https://www.eia.gov/about/copyrights_reuse.php)

Original source ↗Method & license

PUDL v2026.9.0, out_eia860__yearly_ownership

Catalyst Cooperative, PUDL v2026.9.0, derived from U.S. EIA Forms 860/923

Data transformed by PUDL from U.S. EIA forms; selected fields republished; EIA data is public with dated acknowledgment (https://www.eia.gov/about/copyrights_reuse.php)

Original source ↗Method & license

Release 20260929T050546Z-51ae0f7d3c78 · Record JSON