The death toll in an accident at a water treatment plant outside the city of Taganrog, in Russia’s Rostov Region, has risen to 11, Taganrog administration head Andrei Lisitsky said on Saturday, Report informs, citing TASS.
"One person has died in hospital," Lisitsky said.
Earlier reports said that ten individuals had lost their lives due to the accident. Five more people were hospitalized.
An emission of methane occurred, according to Taganrog Water Service Company Director Yevgeny Pletmentsev.
The regional branch of the Russian Investigative Committee has opened a criminal case under Article 217.2 of the Russian Criminal Code (violation of industrial safety requirements causing the death of two or more persons through negligence).