{
  "url": "https://openlegislation.uk/eu-directive-1998-83/annex-I/part-C",
  "json_url": "https://openlegislation.uk/eu-directive-1998-83/annex-I/part-C.json",
  "legislation": "eudr/1998/83",
  "legislation_title": "Council Directive 98/83/EC of 3 November 1998 on the quality of water intended for human consumption",
  "legislation_url": "https://openlegislation.uk/eu-directive-1998-83",
  "path": "annex/I/part/C",
  "kind": "part",
  "number": "C",
  "heading": "Indicator parameters",
  "text": "Parameter\nParametric value\nUnit\nNotes\nAluminium\n200\nμg/l\nAmmonium\n0,50\nmg/l\nChloride\n250\nmg/l\nNote 1\nClostridium perfringens (including spores)\n0\nnumber/100 ml\nNote 2\nColour\nAcceptable to consumers and no abnormal change\nConductivity\n2 500\nμS cm-1 at 20 °C\nNote 1\nHydrogen ion concentration\n≥ 6,5 and ≤ 9,5\npH units\nNotes 1 and 3\nIron\n200\nμg/l\nManganese\n50\nμg/l\nOdour\nAcceptable to consumers and no abnormal change\nOxidisability\n5,0\nmg/l O2\nNote 4\nSulphate\n250\nmg/l\nNote 1\nSodium\n200\nmg/l\nTaste\nAcceptable to consumers and no abnormal change\nColony count 22o\nNo abnormal change\nColiform bacteria\n0\nnumber/100 ml\nNote 5\nTotal organic carbon (TOC)\nNo abnormal change\nNote 6\nTurbidity\nAcceptable to consumers and no abnormal change\nNote 7\nRADIOACTIVITY\nParameter\nParametric value\nUnit\nNotes\nTritium\n100\nBq/l\nNotes 8 and 10\nTotal indicative dose\n0,10\nmSv/year\nNotes 9 and 10",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudr/1998/83/annex/I/part/C",
    "retrieved_at": "2026-11-01T15:23:05.963553+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."
}