Cost & Savings Breakdown
Based on $150/month electric bill in Lewiston
System Size
5.7 kW
Annual Production
6,986 kWh
Gross System Cost
$19,367
Federal Tax Credit (30%)
-$5,810
State Incentive
-$2,000
Net Cost
$11,557
Monthly Savings
$122
CO₂ Offset/yr
6,427 lbs
25-Year Savings Projection
Utility & Net Metering
Local UtilityCentral Maine Power
Net Metering PolicyFull Retail
Compensation RateFull retail rate
Capacity LimitNo overall limit
Electricity Rate$0.209/kWh
Peak Sun Hours4.2 hrs/day
Available Incentives
30%
Federal ITC — Deduct 30% of your system cost from federal taxes. Available through 2032.
$2,000
Maine State Incentive — Maine offers a solar rebate program up to $2,000.
Common Questions
How much does solar cost in Lewiston?
Solar in Lewiston, Maine costs approximately $19,367 for a 5.7 kW system. After the 30% federal tax credit, your net cost is about $11,557.
What is the solar payback period in Lewiston?
The estimated payback period for solar in Lewiston is 7.9 years, based on a $150/month electric bill and local sun hours of 4.2 hrs/day.
Does Central Maine Power offer net metering?
Central Maine Power offers Full Retail net metering. Full retail rate.