FRANKFURT—Heavy floods in western Germany had left 114,000 households without power on Friday, said a spokesperson for Westnetz, the country’s biggest power distribution grid company. The death toll rose to more than 80 on Friday in what is Germany’s worst mass loss of life in years as further flooding was feared in western Germany as a breach at another dam loomed. “All available employees are on site and are working under high pressure to restore supplies,” the Westnetz spokesperson said in response to an enquiry. The company, part of the E.ON group, operates a grid that spans large parts of the states of North Rhine-Westphalia and Rhineland-Palatinate, but not the cities of Cologne, Wuppertal, and Duesseldorf. It supplies around 7.5 million with power, gas, water, and heat. Days of constant rain in the area have caused river levels to rise sharply and softened the ground, and further flooding is feared. …