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Emission Factor

Electricity supplied from grid

0.3372kgCO2e/kWh

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Emission factor summary

Emission intensity of the total output of electricity in the US eGrid subregion specified as reported for 2025 based on 2023 statistics. Total output emission factors can be used as default factors for estimating GHG emissions from electricity use when developing a carbon footprint or emissions inventory. Retrieved from the eGRID2023 Data File (xlsx) file published by the US EPA at the source URL.

PropertyValue
NameElectricity supplied from grid
SectorEnergy
CategoryElectricity
SourceEPA
Source DataseteGRID
Region
WECC Southwest, US (US-AZNM)
Unit Type
Energy
Year
2023
Year Released
2025
Emission Factor
  • CO2e0.3372kg/kWh
  • CO20.336 kg/kWh
  • CH40.0000186 kg/kWh
  • N2O0.000002722 kg/kWh
LCA Activity
electricity_generation
CO2e Calculation Origin
Source
CO2e Calculation Method
AR5
Supported CO2e Calculation Method
AR4, AR5, AR6
Data Versioning
  • Status: Current

API Reference

Activity ID
electricity-supply_grid-source_supplier_mix
UUID
e25af1bc-212e-40aa-930a-0bb1004e1d0f
Code Snippet
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