Historical Marker
Dumbarton House
Historical marker location:
2715 Q Street Northwest, Georgetown, District of Columbia
( Marker is on Q Street Northwest east of 28th Street Northwest, on the right when traveling west.)
Marker installed: 1951
Headquarters of the National Society of the Colonial Dames of America. Georgetown Historic District.
The District was the site of a major flood in 1889: On June 4, 1889, a massive flood swept through the city, causing extensive damage and killing more than 20 people. The flood was caused by heavy rainfall and a failure of the city's sewer system.