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Cost Comparison Charts |
Electric |
| Type |
Efficiency |
Cost per Million BTU at various Costs per KWH |
| $0.040 |
$0.050 |
$0.060 |
$0.070 |
$0.080 |
$0.100 |
$0.120 |
$0.150 |
| Geothermal |
3.5 |
$3.35 |
$4.19 |
$5.02 |
$5.86 |
$6.70 |
$8.37 |
$10.05 |
$12.56 |
| 3.8 |
$3.08 |
$3.86 |
$4.63 |
$5.40 |
$6.17 |
$7.71 |
$9.25 |
$11.57 |
| 4.3 |
$2.73 |
$3.41 |
$4.09 |
$4.77 |
$5.45 |
$6.81 |
$8.18 |
$10.22 |
| Heat Pump |
1.6 |
$7.32 |
$9.16 |
$10.99 |
$12.82 |
$14.65 |
$18.31 |
$21.97 |
$27.47 |
| 2.0 |
$5.86 |
$7.32 |
$8.79 |
$10.25 |
$11.72 |
$14.65 |
$17.58 |
$21.97 |
| Elec. Res |
1.0 |
$11.72 |
$14.65 |
$17.58 |
$20.51 |
$23.44 |
$29.30 |
$35.16 |
$43.95 |
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Fossil Fuels |
| Type |
Efficiency |
Cost per Million BTU at various Costs per Unit of Fuel (therms & gallons) |
| $0.50 |
$0.75 |
$1.00 |
$1.15 |
$1.25 |
$1.50 |
$1.75 |
$2.00 |
| Natural Gas |
0.70 |
$7.14 |
$10.71 |
$14.29 |
$16.43 |
$17.86 |
$21.43 |
$25.00 |
$28.57 |
| 0.80 |
$6.25 |
$9.38 |
$12.50 |
$14.38 |
$15.63 |
$18.75 |
$21.88 |
$25.00 |
| 0.90 |
$5.56 |
$8.33 |
$11.11 |
$12.78 |
$13.89 |
$16.67 |
$19.44 |
$22.22 |
| Propane |
0.70 |
$7.76 |
$11.65 |
$15.53 |
$17.86 |
$19.41 |
$23.29 |
$27.17 |
$31.06 |
| 0.80 |
$6.79 |
$10.19 |
$13.59 |
$15.63 |
$16.98 |
$20.38 |
$23.78 |
$27.17 |
| 0.90 |
$6.04 |
$9.06 |
$12.08 |
$13.89 |
$15.10 |
$18.12 |
$21.14 |
$24.15 |
| Fuel Oil |
0.70 |
$4.96 |
$7.44 |
$9.92 |
$11.41 |
$12.40 |
$14.88 |
$17.36 |
$19.84 |
| 0.80 |
$4.34 |
$6.51 |
$8.68 |
$9.98 |
$10.85 |
$13.02 |
$15.19 |
$17.36 |
| 0.90 |
$3.86 |
$5.79 |
$7.72 |
$8.87 |
$9.65 |
$11.57 |
$13.50 |
$15.43 |
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