Utility company Pepco says cause of outage remains under investigation, with no estimated time for power restoration | Anadolu. EDITION LifeAmericasSubstation incident leaves over 1,000 Washington, DC, customers without powerUtility company Pepco says cause of outage remains under investigation, with no estimated time for power restorationMerve Aydogan02 November 2026•Update: 02 November 2026HAMILTON, CanadaMore than 1,000 customers lost power Monday in Washington, DC's Foggy Bottom neighborhood following an incident at an electrical substation.