Delmarva Power has an interim increase of about 34 million dollars in effect since July 2026 and is appealing how it was calculated in court; a final decision on the full 75.8 million dollar request is not expected until 2027.
Delmarva Power Delaware natural gas base rate case
Approved Base rate case, natural gas, docket Docket No. 24-1044 before the Delaware Public Service Commission.
No residential dollar figure published yet
The filing does not state a typical-bill impact we can verify. We will add one when the commission staff or the consumer advocate publishes it.
What happens next
The new rate took effect January 1, 2026 and is already on your bill. How rate cases work.
Delmarva Power settled a natural gas base rate case with the Delaware Public Service Commission, Docket No. 24-1044, with a settlement agreement filed November 13, 2025 and new tariffs effective in January 2026. The approved increase covers about 100.4 million dollars in additional annual gas revenue. This case is separate from Delmarva's annual gas cost rate adjustment, which passes through the wholesale price of gas without markup.
What it means for your bill: Your Delmarva Power gas delivery rates changed starting January 2026 under a settled base rate case; a separate annual gas cost adjustment can also move your bill.
- Status
- Approved
- Utility
- Delmarva Power
- Commission
- Delaware Public Service Commission
- Docket
- Docket No. 24-1044
- Approved
- $100.4 million a year
- Decided
- November 13, 2025
- On bills from
- January 1, 2026
- Last checked
- August 29, 2026
Common questions
How much will my Delmarva Power bill go up?
That has not been published yet; we will add it once the commission staff or the consumer advocate release a figure.
When would the new rates start?
They already did, on January 1, 2026.
When is the hearing?
No hearing date is on record for this case.
How do I comment?
The comment period closed once this case was decided; its result is above.
Sources
- Delaware Public Service Commission, Docket No. 24-1044, Settlement Agreement, Delaware Public Service Commission, 2025-11-13
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Other Delmarva Power matters
Other pending cases in Delaware
Delmarva Power has an interim increase of about 34 million dollars in effect since July 2026 and is appealing how it was calculated in court; a final decision on the full 75.8 million dollar request is not expected until 2027.