Content of phenols 1.4 times exceeding the safe levels is detected in the Amur river near Khabarovsk, and near Komsomolsk-on-Amur, it is 1.2 higher than the safe levels.

Monitoring also showed high concentration of nitrate nitrogen and oxygen biochemical levels exceeding the safe levels by 1.4-1.5 times, a Khabarovsk territorial government source told Itar-Tass on Friday, referring to the results of the river ecological monitoring over the period from June 15 to 21.

According to the territorial department of the federal sanitary inspection service, the river water does not conform to safe microbiological levels. The territory's chief sanitary inspector Vladimir Ott has banned swimming in the river.