{
  "url": "https://openlegislation.uk/surface-waters-dangerous-substances-classification-regulations-northern-ireland-1998/schedule-6/paragraph-2",
  "json_url": "https://openlegislation.uk/surface-waters-dangerous-substances-classification-regulations-northern-ireland-1998/schedule-6/paragraph-2.json",
  "legislation": "nisr/1998/397",
  "legislation_title": "Surface Waters (Dangerous Substances) (Classification) Regulations (Northern Ireland) 1998",
  "legislation_url": "https://openlegislation.uk/surface-waters-dangerous-substances-classification-regulations-northern-ireland-1998",
  "path": "schedule/6/paragraph/2",
  "kind": "paragraph",
  "number": "2",
  "heading": null,
  "text": "Where samples are taken in accordance with regulation 4 from more than one sampling point in relation to the waters in question, the criterion in paragraph 1(a) shall be satisfied in relation to the samples from each sampling point.\nTABLE 8\n(1)\n(2)\nSubstance\nAnnual mean concentration in microgrammes per litre\n4-Chloro-3-methyl-phenol\n40\n2-Chlorophenol\n50\n2,4-Dichlorophenol\n20\n2,4-D (ester)\n1\n(non-ester)\n40\n1,1,1-Trichloroethane\n100\n1,1,2-Trichloroethane\n400\nBentazone\n500\nBenzene\n30\nBiphenyl\n25\nChloronitrotoluenes\n10\nDemeton\n0.5\nDimethoate\n1\nLinuron\n2\nMecoprop\n20\nNaphthalene\n10\nOmethoate\n0.01\nToluene\n50\nTriazaphos\n0.005\nXylene\n30",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/nisr/1998/397/schedule/6/paragraph/2",
    "retrieved_at": "2026-10-29T02:22:19.119822+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."
}