Maryland

Here's the average monthly bill, usage, and carbon footprint of residents in Rockville
January
$511highestFebruary
$295March
$202April
$198lowestMay
$200June
$218July
$253August
$223September
$213October
$213November
$229December
$279Carbon Emissions
629 lbs CO₂
Monthly Usage
1,182 kWh
Rockville's energy comes from Nuclear, Natural Gas, Coal, Solar, Wind, Hydroelectric, and Petroleum. Nuclear is the largest source of electricity, providing 49% of Rockville's energy. Natural Gas is the second largest source, making up 30%. Coal provides 8% of the energy in Rockville. Solar provides 7% of the energy in Rockville. Wind provides 4% of the energy in Rockville. Hydroelectric provides 2% of the energy in Rockville. Petroleum provides 1% of the energy in Rockville.
49%
Nuclear
30%
Natural Gas
8%
Coal
7%
Solar
4%
Wind
2%
Hydroelectric
1%
Petroleum
Solar power is on the rise, helping homeowners save on their electricity bills and power their homes sustainably.
743 kWh
Energy generated by average sized system
$17,230
Average system cost
(after federal incentive)
10 years
Payback period
Net metering policies in Rockville 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 Rockville. The following companies provide electricity plans in the city:
Pepco - Maryland has several different electricity rates for residential customers, as shown in the table below.
| Rate Name | Rate Type | Cost Per kWh |
| PLUG-IN VEHICLE CHARGING | Fixed | 11¢ to 15¢ |
| RESIDENTIAL TIME-OF-USE PILOT PROGRAM | TOU | 6¢ to 33¢ |
| RESIDENTIAL SERVICE | Fixed | 8¢ to 13¢ |
| RESIDENTIAL TIME METERED SERVICE | Fixed | 8¢ to 9¢ |
| RESIDENTIAL SERVICE – WITH PLUG-IN VEHICLE CHARGING | Fixed | 11¢ to 15¢ |
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