Potomac Electric Power Co: average rate and electric bill (2025)
Potomac Electric Power Co (investor-owned utility, District of Columbia) served 291,516 homes in 2025. The average customer used 593 kWh a month and paid $123, an average price of 20.8¢ per kWh including fixed charges, riders and taxes. That is 5% below the District of Columbia average of 21.9¢.
What a bill costs at Potomac Electric Power Co's average price
| Monthly usage | Estimated bill |
|---|---|
| 500 kWh | $104 |
| 1,000 kWh | $208 |
| 1,500 kWh | $312 |
The average price spreads fixed monthly charges over all kWh. At low usage your price per kWh is higher, at high usage lower. Your current tariff can differ from the 2025 average, especially after a rate case.
Calculate your bill · Heat pump vs furnace with this rate
Delivery-only customers
33,247 customers of Potomac Electric Power Co bought their electricity supply from another provider and paid Potomac Electric Power Co only for delivery: an average of 6.9¢/kWh. Their total price is that delivery charge plus their supplier's energy price (District of Columbia average for supplier energy: 20.8¢/kWh).
Compare with other utilities in District of Columbia
| Name | ¢/kWh | Avg. bill |
|---|---|---|
| Potomac Electric Power Co | 20.8 | $123 |
Source: U.S. Energy Information Administration, Form EIA-861 annual data 2025 (released October 2026), utility ID 15270. Average price = residential revenue ÷ residential kWh sold; average bill = revenue ÷ customers ÷ 12.