On May 16, 2017, at 1.30 a.m. the "Piz Palü", 2645 ts (EU-No.: 02333722), enroute from Königswinter to Rotterdam, ran aground on the Rhine at river kilometer 647,5 in Niederdollendorf after having been in collision with a barge convoy which was running river upstream and suffered three dents at port side. The "Piz Balü" was breached amidship at port side above the water line. The double hull tanker was empty at the time of the collision. It ran onto a river dam at the right shore. After having been refloated, it berthed at the BHB GmbH in Bonn at 1 p.m.