"The prosecutor's office of the closed city of Novouralsk organized a check on the pollution of the water area of the Talaya River, based on media information and video footage posted on social networks," the message says.
According to the video, an oil slick was found in the Talaya water area near the Montazhnikov Street of the Novouralsk urban district.
Experts will take samples and determine the amount of damage to the environment.
Earlier it was reported that the operation to eliminate the consequences of the leakage of oily liquid on the territory of the Kharyaga field has been completed.