What is the PJM capacity charge in Delaware?
301,950 of 456,518 homes (66%) sit in 1 mapped utility; the main zone is Delmarva Power. Delmarva Power is the largest at 100% of mapped homes.
Delaware utilities and their PJM zones
| Utility | Zone | Delaware homes | Share | Delaware kWh/mo | 1 kW cents/kWh 2026/27 | 2024/25 $ | 2026/27 $ |
|---|---|---|---|---|---|---|---|
| Delmarva Power | DPL | 301,950 | 100.0% | 884 | 1.13 | $164.37 | $329.17 |
DPL against the RTO price
2021/22: $165.73 here, $140.00 RTO-wide; 2022/23: $97.86 here, $50.00 RTO-wide; 2023/24: $55.48 here, $34.13 RTO-wide; 2024/25: $164.37 here, $28.92 RTO-wide.
Delaware per kWh
DPL zone, Delaware: 1 kW at $329.17 x 365 / 1,000 = $120.15 a year, against $60.00 for 2024/25.
Delaware homes average 913 kWh a month (EIA-861, 2024). 1 kW per kWh: 0.55 cents at 2024/25, 1.10 at 2026/27. Delaware average price 2025: 17.13 cents.
5 Delaware utilities serve 154,568 homes outside our map. Largest: Delaware Electric Cooperative, cooperative, 104,839 homes, 14.2 cents; City of Dover - (DE), municipal, 21,601 homes, 15.5 cents; City of Newark - (DE), municipal, 11,888 homes, 19.0 cents; Town of Middletown - (DE), municipal, 9,071 homes, 17.1 cents.
investor-owned 66% of homes at 17.2 cents and 884 kWh a month; cooperative 23% of homes at 14.2 cents and 1,031 kWh a month; municipal 11% of homes at 16.5 cents and 822 kWh a month. Of 3 counties, 33% are nonmetro.
Delaware against other PJM states
Delaware is #10 of 10 on the price ratio, behind Maryland (4.5x), the mildest.
Neighbors with a page: New Jersey 6.1x, Pennsylvania 6.1x, Maryland 4.5x.
Work out a Delaware capacity cost
- Loading Delaware prices.
More
Sources
1 Delaware utilities from EIA-861 2024 and the PJM files listed on the hub.
Questions
Which PJM zone is my Delaware utility in?
Delmarva Power: DPL.
How many Delaware homes does the zone map cover?
301,950 of 456,518 (66%); 154,568 are served by utilities we leave unmapped.