Russia: Adopted maximum permissible concentrations for a number of polluting substances

18 Sep 2017

A number of Hygienic Norms have been adopted that prescribe the maximum permissible concentrations for certain polluting substances in workplace air, ambient air of residential areas and in water bodies used for drinking and municipal purposes.

Water bodies used for drinking purposes:

Maximum allowable concentrations for the following 2 substances has been adopted:

  • ammonium perchlorate (CAS 7790-98-9), hazard class II, MAC – 2,0 mg per litre (adopted by Hygienic Norm GN—16); and
  • 1,1,4,4-Tetramethyl-2-tetrazene (CAS 6130-87-6), hazard class III, MAC 1,0*10(-3) (adopted by Hygienic Norm GN—16).

Facilities that discharge wastewater containing these substances into water bodies used for drinking purposes are required to ensure that the concentration of these substances at the points of discharge does not exceed the set MACs.

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