Nizhniy Tagil Iron & Steel Works (NTMK) dumped 29,215m cubic meters of contaminated waste water in the system last year, which accounted for 20.2% of all the waste water dumped in the town of Nizhniy Tagil. These data are available from the public report on the state of and the protection of Sverdlovsk Region environment in 2010.

The report is based on the data provided by the state statistical service and environmental surveillance bodies as well as on the information from the state-run environmental protection authorities and leading conservationist and environmentalist organizations.