Does the London Avenue Canal or  Riverside Canal run through the 4th ward?
London Avenue Canal: The London Avenue Canal is a drainage canal in New Orleans, Louisiana, used for pumping rain water into Lake Pontchartrain. London Avenue Canal:  The Canal runs through the 7th Ward of New Orleans from the Gentilly area to the Lakefront. London Avenue Canal:  The London Avenue Canal's flood walls built atop earthen levees breached on both sides during Hurricane Katrina in 2005.
i don't know