LONGVIEW, Washington — Recovery crews on Friday located the ninth and final person missing at the site of the Nippon Dynawave industrial incident, bringing the death toll from the tragedy to 11. …The ruptured tank spilled up to 570,000 gallons of white liquor, a strong alkaline liquid made mostly of sodium hydroxide and sodium sulfide used in the papermaking process to dissolve wood chips. Officials said the liquid made it into the nearby Columbia River and several nearby ditches, sloughs, and dikes. …Longview city officials reassured residents on Thursday that the city’s water was safe, and the Washington State Department of Ecology stated that the water treatment plant would shut down automatically before contaminated water could enter the public water system. …Response crews have documented some impacts to fish and wildlife in drainage systems adjacent to the incident area. Officials said approximately 200 dead fish have been collected.