{
  "url": "https://openlegislation.uk/private-water-supplies-regulations-northern-ireland-2017/schedule-3/paragraph-2",
  "json_url": "https://openlegislation.uk/private-water-supplies-regulations-northern-ireland-2017/schedule-3/paragraph-2.json",
  "legislation": "nisr/2017/211",
  "legislation_title": "The Private Water Supplies Regulations (Northern Ireland) 2017",
  "legislation_url": "https://openlegislation.uk/private-water-supplies-regulations-northern-ireland-2017",
  "path": "schedule/3/paragraph/2",
  "kind": "paragraph",
  "number": "2",
  "heading": null,
  "text": "(1) Sampling for a Group A parameter which is not a radioactive substance must be undertaken at the frequencies specified in Table 2 for those parameters.\n(2) Sampling for a Group A parameter which is a radioactive substance must be undertaken at the frequencies specified in Table 3 for those parameters.\nTABLE 2\nSampling frequency of sampling for Group A parameters (non radioactive substances)\nVolume m3/day(calculated as averages taken over a calendar year)\nSampling frequency per year\n≤10\n1\n> 10 ≤ 100\n2\n> 100 ≤ 1,000\n4\n> 1,000 ≤ 2,000\n10\n> 2,000 ≤ 3,000\n13\n> 3,000 ≤ 4,000\n16\n> 4,000 ≤ 5,000\n19\n> 5,000 ≤ 6,000\n22\n> 6,000 ≤ 7,000\n25\n> 7,000 ≤ 8,000\n28\n> 8,000 ≤ 9,000\n31\n> 9,000 ≤ 10,000\n34\n> 10,000\n4 + 3 for each 1,000 m3/day of the total volume (rounding up to the nearest multiple of 1,000 m3/day)\nTABLE 3\nMinimum frequency of sampling for Group A monitoring radioactive substances\nVolume m3 /day (calculated as averages taken over a calendar year)\nSampling frequency per year\n≤ 1000\n1\n> 1000 ≤ 10,000\n1 + 1 for each 3,300 m3/day of the total volume (rounding up to the nearest multiple of 3,300 m3/day)\n> 10,000 ≤ 100,000\n3 + 1 for each 10,000 m3/day of the total volume (rounding up to the nearest multiple of 10,000 m3/day)\n> 100,000\n10 + 1 for each 25,000 m3/day of the total volume (rounding up to the nearest multiple of 25,000 m3/day)",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/nisr/2017/211/schedule/3/paragraph/2",
    "retrieved_at": "2026-10-29T00:51:01.602850+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."
}