Electricity rates — Potomac Electric Power Co
A household served by Potomac Electric Power Co using 1,000 kWh a month pays about $2,332.96 a year on the cheapest of 1 generally available plan — Residential - Schedule R from Potomac Electric Power Co, in effect since August 2025. Rates checked September 23, 2026. A further 6 restricted and 6 older schedules are priced further down but not ranked.
Every priced plan, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| Residential - Schedule Rpriced by season · tiered · in effect since August 2025 · delivery charges only | $781.34 | −$1,551.62 | 6.5¢ |
| Residential Aid Discount All-Electric Rider- Schedule RAD-AEpriced by season · tiered · in effect since June 2017 · needs an all-electric home | $865.75 | −$1,467.21 | 7.2¢ |
| Residential All - Electric Service - Schedule AEpriced by season · tiered · in effect since June 2017 · older schedule, not ranked | $884.11 | −$1,448.85 | 7.4¢ |
| Residential Apartments -All Electric Service (Schedule AE)priced by season · tiered · in effect since June 2017 · needs an all-electric home | $884.11 | −$1,448.85 | 7.4¢ |
| Residential Apartments-Master Meter-Schedule MMAflat rate · in effect since August 2025 · delivery charges only | $903.84 | −$1,429.12 | 7.5¢ |
| Residential Aid Discount - Schedule RADtiered · in effect since June 2017 · older schedule, not ranked | $916.80 | −$1,416.16 | 7.6¢ |
| Residential Apartments -All Electric Service (Schedule AE)priced by season · tiered · in effect since June 2017 · needs an all-electric home | $1,296.07 | −$1,036.89 | 10.8¢ |
| Residential All - Electric Service - Schedule AEpriced by season · tiered · in effect since June 2017 · older schedule, not ranked | $1,329.07 | −$1,003.89 | 11.1¢ |
| Residential Time Metered - Schedule RTMflat rate · in effect since June 2017 · older schedule, not ranked | $1,370.40 | −$962.56 | 11.4¢ |
| Residential Aid Discount - Schedule RADpriced by season · tiered · in effect since June 2017 · older schedule, not ranked | $1,400.71 | −$932.25 | 11.7¢ |
| Residential Time Metered - Schedule RTMtime-of-use · in effect since June 2017 · older schedule, not ranked | $1,833.20 | −$499.76 | 15.3¢ |
| Residential Apartments-Master Meter-Schedule MMApriced by season · tiered · in effect since August 2025 · needs a multi-family or master-metered building | $2,226.86 | −$106.10 | 18.6¢ |
| Residential - Schedule R✓ cheapestpriced by season · tiered · in effect since August 2025 | $2,332.96 | — | 19.4¢ |
Cost across usage levels
The cheapest plan at each consumption level, showing whether the ranking holds as usage changes.
- 500 kWh/mo — cheapest $1,189.74 (Residential - Schedule R), dearest $1,189.74
- 1,000 kWh/mo — cheapest $2,332.96 (Residential - Schedule R), dearest $2,332.96
- 2,000 kWh/mo — cheapest $4,619.47 (Residential - Schedule R), dearest $4,619.47
What a typical bill costs
At 1,000 kWh a month one plan here is open to any household — Residential - Schedule R, at $2,332.96 a year. There is no cheaper option to move to, only the restricted schedules priced below.
Effective rates, bill divided by kilowatt-hours, come to 19.4¢ per kWh at that usage.
How it compares
Among the 109 utilities indexed, Potomac Electric Power Co's cheapest open plan is the 23rd-highest, 41% more than their median of $1,649.16. It sits between New York State Elec & Gas Corp ($2,324.40) and PPL Electric Utilities Corp ($2,346.48).
None of Potomac Electric Power Co's plans open to any household has a tiered step or a seasonal price in this data: a kWh costs the same however much is used and whatever the month.
How the answer changes with usage
Residential - Schedule R is cheapest at every level tested — $1,189.74 a year at 500 kWh a month, $4,619.47 at 2,000 kWh.
6 plans on file, at 1,000 kWh a month
Residential - Schedule R — $781.34 a year, 6.5¢ per kWh effective, tiered and priced by season. It carries a $17.09 monthly standing charge. In effect since August 2025. Restricted: delivery charges only.
Residential Aid Discount All-Electric Rider- Schedule RAD-AE — $865.75 a year, 7.2¢ per kWh effective, tiered and priced by season. It carries a $13.12 monthly standing charge. In effect since June 2017. Too old to quote as a current price.
Residential All - Electric Service - Schedule AE — $884.11 a year, 7.4¢ per kWh effective, tiered and priced by season. It carries a $13.12 monthly standing charge. In effect since June 2017. Too old to quote as a current price.
Residential Apartments -All Electric Service (Schedule AE) — $884.11 a year, 7.4¢ per kWh effective, tiered and priced by season. It carries a $13.12 monthly standing charge. In effect since June 2017. Too old to quote as a current price.
Residential Apartments-Master Meter-Schedule MMA — $903.84 a year, 7.5¢ per kWh effective, flat rate. It carries a $2.01 monthly standing charge. In effect since August 2025. Restricted: delivery charges only.
Residential Aid Discount - Schedule RAD — $916.80 a year, 7.6¢ per kWh effective, tiered. It carries a $13.12 monthly standing charge. In effect since June 2017. Too old to quote as a current price.
How these plans are structured
Of 13 priceable plans: 10 tiered, 1 time-of-use, 9 priced by season, 2 flat-rate.
Fixed monthly charges run from $2.01 to $17.52.
Who provides these plans
13 of Potomac Electric Power Co's 13 published residential schedules can be priced. EIA-861 lists it serving homes in more than one state and its URDB record does not say which these schedules are for, so it appears on no state page.
What this does not cover
One of these plans prices by the hour, so its figure is marked lower confidence.
New to these terms? The methodology page explains tiered bands, time-of-use periods and fixed charges, and sets out exactly what the rate engine assumes.
Estimate — your actual bill may differ.
Tariff structures from NREL/OpenEI Utility Rate Database (CC0 1.0), retrieved September 23, 2026.