Calculator – SEMCO Energy

Savings To Smile About.

Fuel Cost Comparison Calculator

Use our Fuel Cost Comparison Calculator to determine potential savings with natural gas.

calculator-new

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Select your Current Energy Source:

Radio Buttons

Fuel Oil

Propane

Electricity

Your Current Gallons Used Per Year:

Your Current Units Used Per Year:

gallon used per year

unit used per year

Current Cost Per Gallon:

Current Cost Per Unit:

cost per gallon

current cost per unit

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Your Estimated Annual Heating Cost Currently:

annual heating cost currently

annual heating cost currently (electricity)

Your Estimated Annual Heating Cost with Natural Gas:

annual heating cost with natural gas

annual heating cost with natural gas (electricity)

Estimated Annual Savings:

estimated anual savings

estimated anual savings (electricity)

If you are human, leave this field blank.

*As of April 2026, the annual heating cost with natural gas is based on a current cost per therm of $0.8143. This calculation also includes monthly fees, which consist of a $12.25 customer charge, a $1.56 IRIP (Infrastructure Reliability Improvement Program) charge, a $1.70 MRP (Main Replacement Program) charge, and an FID (Facility Improvement Demand) charge. Rates and fees are subject to change.

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Fill out the interest form and a SEMCO representative will contact you to discuss service requirements and installation costs.