{
  "url": "https://openlegislation.uk/surface-waters-river-ecosystem-classification-regulations-1994/regulation-3",
  "json_url": "https://openlegislation.uk/surface-waters-river-ecosystem-classification-regulations-1994/regulation-3.json",
  "legislation": "uksi/1994/1057",
  "legislation_title": "The Surface Waters (River Ecosystem) (Classification) Regulations 1994",
  "legislation_url": "https://openlegislation.uk/surface-waters-river-ecosystem-classification-regulations-1994",
  "path": "regulation/3",
  "kind": "regulation",
  "number": "3",
  "heading": "Sampling, analysis and compliance",
  "text": "The following matters, that is to say—\n(a) the frequency, location and methods of sampling;\n(b) the samples to be used, or to be disregarded, for the purpose of assessing whether any requirement specified in regulation 2(2) is satisfied;\n(c) the requirements for analysis of samples; and\n(d) the methods of determining percentile values,\nshall be determined by the National Rivers Authority in accordance with the procedures, and by reference to the principles, set out in the document dated 30th March 1994 and entitled “Water Quality Objectives: Procedures used by the National Rivers Authority for the purpose of the Surface Waters (River Ecosystem) (Classification) Regulations 1994”.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [
    {
      "type": "words substituted",
      "affecting": "wsi/2013/755",
      "affecting_title": "The Natural Resources Body for Wales (Functions) Order 2013"
    }
  ],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1994/1057/regulation/3",
    "retrieved_at": "2026-10-29T13:34:37.410516+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."
}