BTU Content of Common Fuels

British Thermo Unit. The quantity of heat to raise the temperature of one pound of water by one degree Fahrenheit.

Coal BTU's
1 lb. ~12,500
1 Ton ~25,000,000
Electricity BTU's
1 KW/hr 3,413
OIL BTU's
1 Gal. #1 Fuel 136,000
1 Gal. #2 Fuel 138,500
1 Gal. #3 Fuel 141,000
1 Gal. #5 Fuel 148,500
1 Gal. #6 Fuel 152,000
Gas BTU's
1 lb. of Butane 21,300
1 Gal. of Butane 102,600
1 Cu. Ft. of Butane 3,260
1 Cu. Ft. of Manufactured Gas 530
1 Cu. Ft. of Mixed Gas 850
1 Cu. Ft. of Natural Gas 1,075
1 lb. of Propane 21,600
1 Gal. of Propane 91,000
1 Cu. Ft. of Propane 2,570