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Solar Grid ParityComing soon
Slideshow designed by John Farrell, DirectorEnergy Self-Reliant States and Communities program
Solar Grid Parity
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grid electricity pricecost of solar =
Cost of Solar
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grid electricity pricecost of solar =
Cost of solar ($/W)
U.S. Average (mid-2011)
$6.40 $5.20 $3.75
Cost of solar ($/W)
U.S. Average (mid-2011)
$6.40 $5.20 $3.75
Cost of solar ($/W)
Project life 25 years
Type
Cost of Solar
Cost per Watt $6.40
Residential
Location Minneapolis
Output (kWh/kW/year) 1,250
0.37 per kWh
Levelized Cost
Interest, Maintenance, etc $0.16/kWh
Type
Cost of Solar
Cost per Watt $6.40
Residential
Location Los Angeles
Output (kWh/kW/year) 1,500
0.31 per kWh
Levelized Cost
Project life 25 years
Interest, Maintenance, etc $0.16/kWh
Type
Cost of Solar
Cost per Watt $6.40
Residential
Location Minneapolis
Output (kWh/kW/year) 1,250
0.37 per kWh
Levelized Cost
Interest, Maintenance, etc $0.16/kWhProject life 25 years
Interest, Maintenance, etc $0.16/kWh
Type
Cost of Solar
Cost per Watt $6.40
Residential
Location Minneapolis
Output (kWh/kW/year) 1,250
0.43 per kWh
Levelized Cost
Interest, Maintenance, etc $0.16/kWhProject life 20 years
Interest, Maintenance, etc $0.16/kWh
Type
Cost of Solar
Cost per Watt $6.40
Residential
Location Minneapolis
Output (kWh/kW/year) 1,250
0.37 per kWh
Levelized Cost
Interest, Maintenance, etc $0.16/kWhProject life 25 years
Interest, Maintenance, etc $0.16/kWh
Type
Cost of Solar
Cost per Watt $4.40
Residential
Location Minneapolis
Output (kWh/kW/year) 1,250
0.25 per kWh
Levelized Cost
Interest, Maintenance, etc $0.16/kWhProject life 25 years
Interest, Maintenance, etc $0.16/kWh
Cost of Solar (Sensitivity)Defaults Sunnier
locationShorter project Lower cost
$6.40/W $6.40/W $6.40/W $4.40/W
Minneapolis Los Angeles Minneapolis Minneapolis
25 years 25 years 20 years 25 years
Levelized Cost $0.37 $0.31 $0.43 $0.25
Cost of Solar
Levelized cost of solar installed at $4.40/Watt
Grid Electricity Price
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grid electricity pricecost of solar =
Grid Electricity Price
0.04 per kWh
Existing Power Plant
6/1/1970
Existing Power Plant
Grid Electricity Price
0.04 per kWh
6/1/1970
Amortized power plant = new power plant
Grid Electricity Price
0.12 per kWh
Market PriceReferant
OK for utility-scale solar (wholesale)
Grid Electricity Price
varies
Retail Price
For on-site solar (retail)
Grid Electricity Price
Average residential retail rate (Feb. 2011, EIA)
Solar Grid Parity
Ratio of solar cost to average residential retail rate
2011: 1 state
50% or better
95% to 105%
150% or more
Solar Grid Parity
Ratio of solar cost to average residential retail rate
2016: 3 states
50% or better
95% to 105%
150% or more
Solar Grid Parity
Ratio of solar cost to average residential retail rate
2016: 3 states
50% or better
95% to 105%
150% or more
57 million people
