U.S. Department of Energy authorizes PJM to run Unit 4 of the Herbert A. Wagner Generating Station in Anne Arundel County, Maryland, through November 2026 to manage Baltimore grid demand.

WASHINGTON, DC — The United States Department of Energy (DOE) issued emergency Order No. 202-26-25A under Section 202(c) of the Federal Power Act, granting PJM Interconnection the emergency authority to dispatch Unit 4 at the Herbert A. Wagner Generating Station in Baltimore Harbor through November 17, 2026.
The federal order resolves localized transmission congestion resulting from high summer electrical demand and regional transmission line maintenance in Central Maryland. The 415-megawatt oil-fired generating unit will operate on an as-needed basis to prevent voltage collapse and ensure uninterrupted electricity delivery to 1.5 million residential and commercial customers across Baltimore City and Anne Arundel County.
Energy Department officials emphasized that the order ensures emergency electricity is available during high-demand periods while Maryland advances long-term offshore wind and substation modernization projects.
Baltimore regional business chambers welcomed the emergency reliability bridge to protect commercial port and logistics operations from power disruptions.
Chesapeake Bay environmental coalitions highlighted the importance of completing the Brandon Shores transmission line upgrades to retire legacy fossil generation.
Emergency Order No. 202-26-25A remains in effect through November 17, 2026.
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