The Potomac Edison Company Electricity Rates and Average Bill (Maryland)
Data through June 2026 (the latest month EIA has published) · Updated September 03, 2026
As of June 2026, The Potomac Edison Company's residential customers in Maryland paid an average effective rate of 17.93¢/kWh with an average monthly bill of $158.70, per EIA Form 861-M data. That rate is 3.9¢ below the Maryland average of 21.84¢/kWh; the U.S. average is 18.34¢/kWh.
Rate trend vs the Maryland average
View this chart as a table (last 12 months)
| Month | Rate (¢/kWh) | Avg bill ($/mo) | Avg usage (kWh/mo) |
|---|---|---|---|
| July 2025 | 15.57 | 205.05 | 1317 |
| August 2025 | 15.69 | 157.99 | 1007 |
| September 2025 | 15.83 | 127.63 | 806 |
| October 2025 | 16.14 | 128.20 | 794 |
| November 2025 | 15.92 | 165.38 | 1039 |
| December 2025 | 15.76 | 240.85 | 1529 |
| January 2026 | 16.54 | 278.55 | 1684 |
| February 2026 | 16.49 | 252.94 | 1534 |
| March 2026 | 16.56 | 165.51 | 999 |
| April 2026 | 16.60 | 146.20 | 881 |
| May 2026 | 16.60 | 140.56 | 847 |
| June 2026 | 17.93 | 158.70 | 885 |
The Potomac Edison Company vs Maryland vs the U.S.
| The Potomac Edison Company | Maryland | U.S. average | |
|---|---|---|---|
| Rate (June 2026) | 17.93¢/kWh | 21.84¢/kWh | 18.34¢/kWh |
| Average monthly bill | $158.70 | $201.18 | $170.65 |
| Average monthly usage | 885 kWh | 921 kWh | 930 kWh |
| Rate change, 1 year | +14.1% | +13.2% | +5.0% |
Estimate a bill at The Potomac Edison Company rates
Worked example: 1,000 kWh at The Potomac Edison Company's average effective rate of 17.93¢/kWh is about $179.30. The utility's actual average usage is 885 kWh/month, which produces the $158.70 average bill. This is an all-in average (energy, delivery, fixed charges, riders); your tariff's marginal price will differ.
See the full Maryland rate trend, look up another utility by ZIP code, or read why electric bills are rising.
Source: EIA Form 861-M (monthly utility-level sales to ultimate customers, residential), published with roughly a two-month lag. Rate = revenue ÷ sales; bill = revenue ÷ customers. Months failing basic sanity screens are excluded. See methodology.