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15.0avg. commissioner years of serviceSource: Advanced Energy United
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13.85¢avg. price per kWhSource: EIA
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12legislative session length, monthsSource: Legislative Session
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66%residential market share of the largest utilitySource: January 2025, Advanced Energy United
breakdown of market shareUtility Percentage Market Share in Delaware
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Delmarva Power
Market Share66% -
Delaware Electric Cooperative
Market Share23%
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8governor years servedSource: January 2025, Advanced Energy United
Utilities
Delaware Utilities
The schedules listed here reflect what is established in statute, rules, or Orders. However, PUCs and utilities sometimes deviate from these schedules. Please check the most recent proceeding by going to the "Important Recurring Proceedings" section for each utility below.
Policy AreaRenewable Portfolio Standard
ScheduleEach retail electricity supplier shall submit an annual compliance report to the Commission within 120 days of the end of a compliance year (each compliance year begins on June 1 and ends of May 31 of the next year).
Policy AreaIntegrated Resource Plan
ScheduleOn or after May 1, 2006, all electric distribution companies (EDCs) regulated by the Delaware Public Service Commission must engage in integrated resource planning; Delmarva Power & Light (DP&L) must file an integrated resource plan with the Commission on December 1, 2006 and every two years thereafter.
Delmarva Power
Ownership TypeInvestor Owned
Balancing AuthorityPJM Interconnection, LLC
NERC Regional EntityRFC
Holding Company
Structure
Owns Generation
Owns Transmission
Share of Residential Customers in DE66%
Delaware Electric Cooperative
Ownership TypeCooperative
Balancing AuthorityPJM Interconnection, LLC
NERC Regional EntityRFC
Owns Generation
Owns Transmission
Share of Residential Customers in DE23%