Shenandoah Valley Electric Cooperative issued the following announcement on June 9.
UPDATE: As of 10:36 a.m., all members are back in lights.
To members in Frederick County, we are aware of outages from our Bartonville substation. Crews are responding.
Please report outages to 1-800-234-7832 or through the MySVEC app, where estimated times for restoration are posted when available. https://www.svec.coop/mysvec-app/
Original source can be found here.
Source: Shenandoah Valley Electric Cooperative