ARLINGTON, Va. (DC News Now) -- A water main break is affecting around 50 customers in Arlington Thursday evening. At around 7:30 p.m., the Arlington Department of Environmental Services said crews were working on emergency water main repairs at 1031 N Danville St. Arlington man arrested for assaulting firefighter, peeing in public while intoxicated, police say Traffic is being diverted to go around the site. The repairs should be completed by around 11 p.m., according to the department. Anyone with questions is encouraged to call (703) 228-6555.