WECC Northwest

Emission rates, 2023

Total output carbon dioxide rate

632 lb/MWh

Non-baseload carbon dioxide rate

1,613 lb/MWh

Total output CO₂-equivalent rate

635 lb/MWh

Use the total output rate (eGRID2023 (revision 2)) for location-based Scope 2 reporting.

Use the non-baseload rate (eGRID2023 (revision 2)) to estimate emissions avoided by saving or making power.

U.S. Environmental Protection Agency · Emissions & Generation Resource Integrated Database (eGRID) · data for 2023 · as of Jun 16, 2025 · retrieved Oct 31, 2026 · CC-BY-4.0

Generation, 2023

Nameplate capacity

80,127.8 MW

Net generation

269,253,053 MWh

Plants in eGRID

808