Portland receives approximately 4 peak sun hours per day, making it a good location for solar energy production. With an average monthly electric bill of $100 in Portland, homeowners could save $900/year by switching to solar.
A 6kW solar system in Portland could generate approximately 590 kWh/month, offsetting about 95% of the average electric bill.
Portland residents benefit from Maine's solar incentives, including net energy billing + state rebate (efficiency maine up to $2,000) + federal tax credit (30%).The 30% Federal Solar Tax Credit (ITC) applies to all installations nationwide, reducing your net system cost by nearly a third.
With 4 peak sun hours, a typical 6kW residential system in Portland produces enough energy to offset 95% of the average household's electricity usage. Over the system's 25+ year lifespan, that translates to $22,500 in total savings.