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Fuel Cost Comparison

Switching from electricity to natural gas is good for your business.

Cost Comparison Chart - Natural Gas vs. Electricity*

December 2017

$/MMbtu cents/kWh
Natural Gas $3.30
vs.
Electric
Watt Hour $31.61 10.79
Small Load (Less than 100 kW) $25.73 8.78
Medium Load
(Greater than 99 kW but less than 400 kW)
$26.05 8.89
Large Load
(Greater than 399 kW but less than 1,000 kW)
$32.70 11.16
Very Large Load (Greater than 999 kW)    $32.64 11.14

*Comparison based on the December 2017 Fuel Price Survey. Bundled tariff electric rate comparison calculated by Nicor Gas Customer Development.

Cost Comparison Chart - Natural Gas vs. Other Fossil Fuels*

December 2017

   $/MMbtu $/Gallon $/Therm
Natural Gas $3.30 0.33
vs.
Propane $20.68 $1.90
#2 Fuel Oil $20.75 $2.88

*December 2017 survey of fuel suppliers, selected customers and wholesale price indices by Nicor Gas Customer Development.    

Benefits of Natural Gas:

  • Generally costs less than electricity
  • Provides high energy content
  • Can be used to generate electricity onsite
  • Can provide thermal efficiencies over 80 percent in CHP applications
  • Supplies are very reliable
  • Equipment is very reliable when properly maintained

Disadvantages of Utility-Supplied Electricity:

  • Higher operating cost
  • Supply interruptions are common
  • Equipment can be more expensive to install when allowances are made for transformers, motor controls, etc.
  • Very expensive for bulk heating
  • Equipment is difficult to keep clean without damage or expensive protection