Carbon Emissions Calculator

Select eGRID Subregion: Electricity Use (kWh): Emission Factor – Electricity (kg CO₂e/kWh):

Natural Gas Use (therms): Emission Factor – Natural Gas (kg CO₂e/therm):

Fuel Oil #2 Use (gallons): Emission Factor – Fuel Oil #2 (kg CO₂e/gallon):

Propane Use (gallons): Emission Factor – Propane (kg CO₂e/gallon):

Emission Factors by Region and Fuel Type

Country	Region / Fuel Type	Emission Factor (kg CO₂e / unit)	Unit	Source
USA & Canada	Fuel Oil #2	10.15	gallon	EPA GHG Hub
USA & Canada	Natural Gas	5.3	therm	EPA GHG Hub
USA & Canada	Propane	5.75	gallon	EPA GHG Hub
USA	AKGD	0.492	kWh	EPA eGRID
USA	AKMS	0.705	kWh	EPA eGRID
USA	AZNM	0.535	kWh	EPA eGRID
USA	CAMX (California)	0.436	kWh	EPA eGRID
USA	ERCT	0.566	kWh	EPA eGRID
USA	FRCC	0.447	kWh	EPA eGRID
USA	HIMS	0.729	kWh	EPA eGRID
USA	HIOA	0.800	kWh	EPA eGRID
USA	MROE	0.776	kWh	EPA eGRID
USA	MROW (Upper Midwest)	0.811	kWh	EPA eGRID
USA	NEWE	0.403	kWh	EPA eGRID
USA	NWPP	0.736	kWh	EPA eGRID
USA	NYCW	0.444	kWh	EPA eGRID
USA	NYLI	0.598	kWh	EPA eGRID
USA	NYUP	0.414	kWh	EPA eGRID
USA	PRMS	0.745	kWh	EPA eGRID
USA	RFCE	0.535	kWh	EPA eGRID
USA	RFCM (Mid-Atlantic)	0.688	kWh	EPA eGRID
USA	RFCW	0.802	kWh	EPA eGRID
USA	RMPA	0.739	kWh	EPA eGRID
USA	SPNO	0.864	kWh	EPA eGRID
USA	SPSO	0.672	kWh	EPA eGRID
USA	SRMV	0.521	kWh	EPA eGRID
USA	SRMW	0.831	kWh	EPA eGRID
USA	SRSO	0.632	kWh	EPA eGRID
USA	SRTV	0.760	kWh	EPA eGRID
USA	SRVC (Southeast)	0.587	kWh	EPA eGRID
Canada	Alberta	0.63	kWh	NRCan
Canada	British Columbia	0.012	kWh	NRCan
Canada	Ontario	0.04	kWh	NRCan
Canada	Quebec	0.0012	kWh	NRCan
Canada	Saskatchewan	0.71	kWh	NRCan

Use the EPA Power Profiler Tool to find your U.S. eGRID subregion by ZIP code.