Rapid City receives approximately 4.6 peak sun hours per day, making it a good location for solar energy production. With an average monthly electric bill of $100 in Rapid City, homeowners could save $900/year by switching to solar.
A 8kW solar system in Rapid City could generate approximately 905 kWh/month, offsetting about 95% of the average electric bill.
Rapid City residents benefit from South Dakota's solar incentives, including net metering at retail + federal tax credit (30%). limited state incentives beyond net metering.The 30% Federal Solar Tax Credit (ITC) applies to all installations nationwide, reducing your net system cost by nearly a third.
With 4.6 peak sun hours, a typical 8kW residential system in Rapid City 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.