WattBuy’s Guide toElectricity in
Electricity in
South Portland
Maine
Maine
Here's the average monthly bill, usage, and carbon footprint of residents in South Portland
January
$372highestFebruary
$108lowestMarch
$144April
$170May
$207June
$199July
$203August
$203September
$196October
$203November
$179December
$158Carbon Emissions
192 lbs CO₂
Monthly Usage
745 kWh
South Portland's energy comes from Wind, Natural Gas, Hydroelectric, Solar, and Petroleum. Wind is the largest source of electricity, providing 29% of South Portland's energy. Natural Gas is the second largest source, making up 27%. Hydroelectric provides 27% of the energy in South Portland. Solar provides 14% of the energy in South Portland. Petroleum provides 2% of the energy in South Portland.
29%
Wind
27%
Natural Gas
27%
Hydroelectric
14%
Solar
2%
Petroleum
Solar power is on the rise, helping homeowners save on their electricity bills and power their homes sustainably.
572 kWh
Energy generated by average sized system
$10,437
Average system cost
(after federal incentive)
6 years
Payback period
Net metering policies in South Portland can help solar panel owners save money and reduce their carbon footprint. When your solar panels generate more electricity than you use, you can send the excess back to the grid and receive credit on your next bill. Just something to keep in mind when considering solar panels.
There are a variety of electricity plans available to residents of South Portland. The following companies provide electricity plans in the city:
CMP has several different electricity rates for residential customers, as shown in the table below.
| Rate Name | Rate Type | Cost Per kWh |
| RESIDENTIAL SERVICE | Fixed | 13¢ |
| RESIDENTIAL SERVICE | Fixed | 1¢ to 25¢ |
| RESIDENTIAL SERVICE - TIME-OF-USE | TOU | 9¢ to 17¢ |
| RESIDENTIAL LOAD MANAGEMENT SERVICE | TOU | 2¢ to 23¢ |
| RESIDENTIAL SERVICE – ELECTRIC TECHNOLOGY RATE | Fixed | 10¢ |
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