{
  "url": "https://openlegislation.uk/eu-decision-2016-902/annex/division-3/division-2",
  "json_url": "https://openlegislation.uk/eu-decision-2016-902/annex/division-3/division-2.json",
  "legislation": "eudn/2016/902",
  "legislation_title": "Commission Implementing Decision (EU) 2016/902 of 30 May 2016 establishing best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council, for common waste water and waste gas treatment/management systems in the chemical sector (notified under document C(2016) 3127) (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2016-902",
  "path": "annex/division/3/division/2",
  "kind": "division",
  "number": "2",
  "heading": "Monitoring",
  "text": "Monitoring frequencies may be adapted if the data series clearly demonstrate a sufficient stability.\nThe sampling point is located where the emission leaves the installation.\nTOC monitoring and COD monitoring are alternatives. TOC monitoring is the preferred option because it does not rely on the use of very toxic compounds.\nTN and Ninorg monitoring are alternatives.\nAn appropriate combination of these methods can be used.\nSubstance/parameter\nStandard(s)\nMinimum monitoring frequency\nTotal organic carbon (TOC)\nEN 1484\nDaily\nChemical oxygen demand (COD)\nNo EN standard available\nTotal suspended solids (TSS)\nEN 872\nTotal nitrogen (TN)\nEN 12260\nTotal inorganic nitrogen (Ninorg)\nVarious EN standards available\nTotal phosphorus (TP)\nVarious EN standards available\nAdsorbable organically bound halogens (AOX)\nEN ISO 9562\nMonthly\nMetals\nCr\nVarious EN standards available\nCu\nNi\nPb\nZn\nOther metals, if relevant\nToxicity\nFish eggs (Danio rerio)\nEN ISO 15088\nTo be decided based on a risk assessment, after an initial characterisation\nDaphnia (Daphnia magna Straus)\nEN ISO 6341\nLuminescent bacteria (Vibrio fischeri)\nEN ISO 11348-1, EN ISO 11348-2 or EN ISO 11348-3\nDuckweed (Lemna minor)\nEN ISO 20079\nAlgae\nEN ISO 8692, EN ISO 10253 or EN ISO 10710\nWhere large amounts of VOCs are handled, the screening and quantification of emissions from the installation by periodic campaigns with optical absorption-based techniques, such as Differential absorption light detection and ranging (DIAL) or Solar occultation flux (SOF), is a useful complementary technique to the techniques I to III.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "Monitoring frequencies may be adapted if the data series clearly demonstrate a sufficient stability."
    },
    {
      "type": "footnote",
      "label": "f2",
      "text": "The sampling point is located where the emission leaves the installation."
    },
    {
      "type": "footnote",
      "label": "f3",
      "text": "TOC monitoring and COD monitoring are alternatives. TOC monitoring is the preferred option because it does not rely on the use of very toxic compounds."
    },
    {
      "type": "footnote",
      "label": "f4",
      "text": "TN and Ninorg monitoring are alternatives."
    },
    {
      "type": "footnote",
      "label": "f5",
      "text": "An appropriate combination of these methods can be used."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudn/2016/902/annex/division/3/division/2",
    "retrieved_at": "2026-11-01T15:13:57.064168+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}