Technology/Project NPV benefits NPV cost NPV net benefit Benefit cost ratio Levelized cost of energy:
electricity ($/kwh)
Levelized cost of energy:
heating oil ($/gal)
Gallons fuel saved per year
Residential Energy Efficiency $270,966 $187,342 $83,624 1.4 N/A $3.66 3,545
Non-residential Energy Efficiency $992,286 $732,291 $259,996 1.4 $0.21 $2.14 17,685
Water and Wastewater Efficiency $843,232 $291,925 $551,307 2.9 $0.25 $2.27 5,536
Wind Power (Modeled) $516,757 $2,583,430 $-2,066,673 0.2 $1.14 N/A 11,891
Solar Power $63,917 $137,065 $-73,149 0.5 $0.81 N/A 1,198
Transmission and Interties N/A N/A N/A N/A N/A N/A N/A
Diesel Efficiency $568,691 $2,670,074 $-2,101,382 0.2 $0.19 N/A 6,742
Biomass for Heat (Cordwood) $585,946 $593,047 $-7,101 1.0 N/A $6.66 17,724
Biomass for Heat (Pellet) N/A N/A N/A N/A N/A N/A N/A
Residential ASHP $-986,275 $2,235,678 $-3,221,953 -0.4 N/A $18.47 27,650
Non-Residential ASHP $-665,100 $772,092 $-1,437,192 -0.9 N/A $14.96 17,263

Cost effective projects have a benefit cost ratio greater than 1.0.