Some of the low-lying areas along the Potomac and Anacostia Rivers were marshy and prone to flooding, but they weren’t technically swampland-the wooded hills at the outskirts of the city are more indicative of the biome that was destroyed to make way for the metropolis. This canal was not swamp-related, however- contrary to popular belief, Washington was not actually built on a swamp. Such a course would even have a historical precedent, generally following that of the old Washington City Canal, which allowed boats to cross through town between the Potomac and Anacostia in the first half of the 19 th century. Different sizes of products are available. We also offer options for control over watermeal, cattails, and water lilies. Sapphire Bay® Blue Pond Dye to give your pond a beautiful blue color. SparKlear® Liquid to control the nutrients and restore the overall health of your pond. Water and Sewer Authority’s Main and O Street Pumping Stations, where the water could be collected for treatment if it were, say, toxic. Mizzen® Algaecide to control filamentous and planktonic algae. A slight modification of this route could channel the flow around the stadium to the northeast and down into the D.C. When considering Capitol Hill’s location, the most practical path for a drainage trench would be straight down South Capitol Street, past Nationals Park, and into the Anacostia River.

Dredge cattails