{
  "url": "https://openlegislation.uk/eu-decision-2012-135/annex/division-3/division-1.3/division-2/division-39",
  "json_url": "https://openlegislation.uk/eu-decision-2012-135/annex/division-3/division-1.3/division-2/division-39.json",
  "legislation": "eudn/2012/135",
  "legislation_title": "Commission Implementing Decision of 28 February 2012 establishing the best available techniques (BAT) conclusions under Directive 2010/75/EU of the European Parliament and of the Council on industrial emissions for iron and steel production (notified under document C(2012) 903) (Text with EEA relevance) (2012/135/EU)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2012-135",
  "path": "annex/division/3/division/1.3/division/2/division/39",
  "kind": "division",
  "number": "39",
  "heading": null,
  "text": "BAT for pelletisation plants is to treat the effluent water prior to discharge by using a combination of the following techniques:\nI.. neutralisation\nII.. flocculation\nIII.. sedimentation\nIV.. sand filtration\nV.. heavy metal precipitation.\nThe BAT-associated emission levels, based on a qualified random sample or a 24-hour composite sample, are:\nIn some cases, TOC is measured instead of COD (in order to avoid HgCl2 used in the analysis for COD). The correlation between COD and TOC should be elaborated for each pelletisation plant case by case. The COD/TOC ratio may vary approximately between two and four.\n—\nsuspended solids\n< 50 mg/l\n—\nchemical oxygen demand (COD)\n< 160 mg/l\n—\nKjeldahl nitrogen\n< 45 mg/l\n—\nheavy metals\n< 0,55 mg/l\n(sum of arsenic (As), cadmium (Cd), chromium (Cr), copper (Cu), mercury (Hg), nickel (Ni), lead (Pb), zinc (Zn)).",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "In some cases, TOC is measured instead of COD (in order to avoid HgCl2 used in the analysis for COD). The correlation between COD and TOC should be elaborated for each pelletisation plant case by case. The COD/TOC ratio may vary approximately between two and four."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudn/2012/135/annex/division/3/division/1.3/division/2/division/39",
    "retrieved_at": "2026-11-01T15:15:30.904983+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."
}