District Of Columbia Flow Report

June 2 2023

The District of Columbia experiences a humid subtropical climate, with hot summers and mild winters. The Potomac River is the major surface flow that runs through the city, and its tributaries include the Anacostia River and Rock Creek. The city's water supply comes from the Potomac River and its reservoirs, including the Great Falls Reservoir and Little Seneca Lake. Snowfall is a common occurrence in the winter months, and the city's snowpack plays a role in the seasonal flow of the Potomac and its tributaries. The District of Columbia is also susceptible to flooding due to intense rainfall events and storm surges from hurricanes.