Pepcos outage map by zip code. Green indicates 50 or fewer customers without power; blue indicates 51 to 500.s outage map by zip code. Green indicates 50 or fewer customers without power; blue indicates 51 to 500.

Update: Nicole Chapple, a spokeswoman for the D.C. Homeland Security and Emergency Management Agency, says there was “some sort of explosion” at a southern Maryland power plant that may have triggered the outages.

Original post: A widespread power outage has hit much of the District this afternoon, forcing 13 Metro stations and the White House onto backup power.

According to Pepco, 2,415 customers in the District were without power as of 1:30 p.m. The outages cover a wide swath of the city, hitting all four quadrants as well as parts of Prince George’s and Montgomery counties.

Metro has reported that the following stations are on backup power, although trains are still running normally:

Additionally, the outage has put some escalators and elevators out of service: 

But according to Metro Transit Police, no one has been reported trapped in a disabled elevator:

The John A. Wilson Building, home to the mayor and D.C. Council, was briefly evacuated, according to mayoral spokesman Michael Czin:

And the White House is on backup power as well:

Pepco did not immediately return a call for comment.

This post has been updated to include comment from Chapple.

Map via Pepco