TEP Rule of Thumb
The cost of rooftop photovoltaic systems is about $5.50 per watt, not including incentive payments ... utility-scale solar runs about $3.50 per watt.
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The cost of rooftop photovoltaic systems is about $5.50 per watt, not including incentive payments ... utility-scale solar runs about $3.50 per watt.
Sage advice for Solar Power, Trivia