Foggy Bottom-GWU is an island platformed Washington Metro station in the Foggy Bottom neighborhood of Washington, D.C., United States. The station was opened on July 1, 1977, and is operated by the Washington Metropolitan Area Transit Authority (WMATA). Providing service for both the Blue and Orange Lines, the station is located on I Street at the George Washington University (GWU) campus. It is the last station inside the District of Columbia on these lines before they dive under the Potomac River to Virginia.