Total nitrogen (as total N)


  • collective parameter: organic (e.g. urea, peptide, protein) and inorganic (e.g. ammonium or ammonia) percentage varies according to substance
  • nitrogen compounds

Main sources

  • chemical industry: organic chemistry (various applications), explosives
  • sewage
  • agriculture: fertilisers

Thresholds for the reporting requirement of facilities in accordance with Annex 2 PRTRO

(Ordinance on the Register relating to Pollutant Release and the Transfer of Waste and of Pollutants in Waste Water)

  • Air                -
  • Water          50,000 kg/year
  • Soil              50,000 kg/year


  • vary according to substance
    contributes to the eutrophication of bodies of water (along with phosphate)

    Further information

    Last modification 16.12.2016

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