{
  "url": "https://openlegislation.uk/natural-mineral-water-spring-water-and-bottled-drinking-water-england-regulations-2007/schedule-12/part-9/crossheading-parametric-concentrations-and-values-for-indicator-parameters",
  "json_url": "https://openlegislation.uk/natural-mineral-water-spring-water-and-bottled-drinking-water-england-regulations-2007/schedule-12/part-9/crossheading-parametric-concentrations-and-values-for-indicator-parameters.json",
  "legislation": "uksi/2007/2785",
  "legislation_title": "The Natural Mineral Water, Spring Water and Bottled Drinking Water (England) Regulations 2007",
  "legislation_url": "https://openlegislation.uk/natural-mineral-water-spring-water-and-bottled-drinking-water-england-regulations-2007",
  "path": "schedule/12/part/9/crossheading/parametric-concentrations-and-values-for-indicator-parameters",
  "kind": "crossheading",
  "number": "SECTION1",
  "heading": "Parametric concentrations and values for indicator parameters",
  "text": "Parameter\nParametric concentration or value\nUnits of\nmeasurement\nFurther provision\nAdditional requirements\nAluminium\n200\nµg/l\nAmmonium\n0.50\nmg/l\nChloride\n250\nmg/l\nThe water must not be aggressive.\nClostridium perfringens and spores of Clostridium perfringens\n0\nnumber/100ml\nThis parameter only needs to be checked if the water originates from, or is influenced by, surface water.\nColour\nAcceptable to consumers and no abnormal change\nConductivity\n2,500\nµS cm-1 at 20°C\nThe water must not be aggressive.\nHydrogen ion concentration\n9.5\npH units\nThe pH of the water must not be lower than 4.5.\nThe water must not be aggressive.\nIron\n200\nµg/l\nManganese\n50\nµg/l\nOdour\nAcceptable to consumers and no abnormal change\nOxidisability\n5.0\nmg/l O2\nThis parameter does not need to be checked if total organic carbon is analysed.\nSulphate\n250\nmg/l\nThe water must not be aggressive.\nSodium\n200\nmg/l\nTaste\nAcceptable to consumers and no abnormal change\nColony Count 22° C\nNo abnormal change\nColiform bacteria\n0\nnumber/250ml\nTotal organic carbon\nNo abnormal change\nThis parameter does not need not be checked for supplies of less than 10,000m3 a day.\nTurbidity\nAcceptable to consumers and no abnormal change",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Sch. 12 inserted (6.4.2018) by The Natural Mineral Water, Spring Water and Bottled Drinking Water (England) (Amendment) Regulations 2018 (S.I. 2018/352), reg. 1(1), Sch. 2"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2007/2785/schedule/12/part/9/crossheading/parametric-concentrations-and-values-for-indicator-parameters",
    "retrieved_at": "2026-10-29T03:43:33.929717+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."
}