The Potomac Edison Company Electricity Rates and Average Bill (Maryland)
Data through April 2026 (the latest month EIA has published) · Updated July 05, 2026
As of April 2026, The Potomac Edison Company's residential customers in Maryland paid an average effective rate of 16.6¢/kWh with an average monthly bill of $146.2, per EIA Form 861-M data. That rate is 5.5¢ below the Maryland average of 22.07¢/kWh; the U.S. average is 18.83¢/kWh.
Rate trend vs the Maryland average
View this chart as a table (last 12 months)
| Month | Rate (¢/kWh) | Avg bill ($/mo) | Avg usage (kWh/mo) |
|---|---|---|---|
| May 2025 | 15.22 | 117.5 | 772 |
| June 2025 | 15.71 | 167.04 | 1063 |
| 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 | 128.2 | 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 | 16.6 | 146.2 | 881 |
The Potomac Edison Company vs Maryland vs the U.S.
| The Potomac Edison Company | Maryland | U.S. average | |
|---|---|---|---|
| Rate (April 2026) | 16.6¢/kWh | 22.07¢/kWh | 18.83¢/kWh |
| Average monthly bill | $146.2 | $156.62 | $127.71 |
| Average monthly usage | 881 kWh | 710 kWh | 678 kWh |
| Rate change, 1 year | +9.7% | +15.9% | +7.3% |
Estimate a bill at The Potomac Edison Company rates
Worked example: 1,000 kWh at The Potomac Edison Company's average effective rate of 16.6¢/kWh is about $166.00. The utility's actual average usage is 881 kWh/month, which produces the $146.2 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.