Update at 11:35 a.m. — All power has been restored.
Update at 11:20 a.m. — Power has been partially restored. Just over 500 Dominion customers remain in the dark.
A power outage is affecting portions of Arlington County.
Just over 1,400 Dominion customers are affected by the outage, according to the company’s web site. At least one traffic light was reported to have gone dark on N. George Mason Drive as a result of the outage.
No word on when power will be restored.