Real Gross Domestic Product: Water Transportation (NAICS 483) in the District of Columbia was 3.30000 Mil. of Chn. 2009 $ in January of 2022, according to the United States Federal Reserve. Historically, Real Gross Domestic Product: Water Transportation (NAICS 483) in the District of Columbia reached a record high of 19.90000 in January of 2009 and a record low of 2.70000 in January of 2014. Trading Economics provides the current actual value, an historical data chart and related indicators for Real Gross Domestic Product: Water Transportation (NAICS 483) in the District of Columbia - last updated from the United States Federal Reserve on April of 2024.