{
  "url": "https://openlegislation.uk/eu-decision-2018-229/annex/division-1/division-3",
  "json_url": "https://openlegislation.uk/eu-decision-2018-229/annex/division-1/division-3.json",
  "legislation": "eudn/2018/229",
  "legislation_title": "Commission Decision (EU) 2018/229 of 12 February 2018 establishing, pursuant to Directive 2000/60/EC of the European Parliament and of the Council, the values of the Member State monitoring system classifications as a result of the intercalibration exercise and repealing Commission Decision 2013/480/EU (notified under document C(2018) 696) (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2018-229",
  "path": "annex/division/1/division/3",
  "kind": "division",
  "number": null,
  "heading": "Water category Rivers Geographical Intercalibration Group Eastern Continental rivers",
  "text": "Description of types that have been intercalibrated\nType\nRiver characterisation\nEcoregion\nCatchment (km2)\nAltitude (m a.s.l.)\nGeology\nSubstrate\nR-E1a\nCarpathians: small to medium, mid-altitude\n10\n10 — 1 000\n500 — 800\nMixed\nR-E1b\nCarpathians: small to medium, mid-altitude\n10\n10 — 1 000\n200 — 500\nMixed\nR-E2\nPlains: medium-sized, lowland\n11 and 12\n100 — 1 000\n< 200\nMixed\nSand and silt\nR-E3\nPlains: large, lowland\n11 and 12\n> 1 000\n< 200\nMixed\nSand, silt and gravel\nR-E4\nPlains: medium-sized, mid-altitude\n11 and 12\n100 — 1 000\n200 — 500\nMixed\nSand and gravel\nR-EX4\nLarge, mid-altitude\n10, 11 and 12\n> 1 000\n200 — 500\nMixed\nGravel and boulder\nR-EX5\nPlains: small lowland\n11 and 12\n10 — 100\n< 200\nMixed\nSand and silt\nR-EX6\nPlains: small, mid-altitude\n11 and 12\n10 — 100\n200 — 500\nMixed\nGravel\nR-EX7\nBalkan: small, calcareous, mid-altitude\n5\n10 — 100\n200 — 500\nCalcareous\nGravel\nR-EX8\nBalkan: small to medium-sized, calcareous karst spring\n5\n10 — 1 000\nCalcareous\nGravel, sand and silt\nCountries sharing types that have been intercalibrated:\nR-E1a: Bulgaria, Czech Republic, Romania, Slovakia\nR-E1b: Bulgaria, Czech Republic, Hungary, Romania, Slovakia\nR-E2: Bulgaria, Czech Republic, Hungary, Romania, Slovakia, Slovenia\nR-E3: Bulgaria, Czech Republic, Hungary, Romania, Slovakia, Slovenia\nR-E4: Austria, Czech Republic, Bulgaria, Hungary, Romania, Slovakia, Slovenia\nR-EX4: Czech Republic, Romania, Slovakia\nR-EX5: Hungary, Romania, Slovenia, Slovakia\nR-EX6: Hungary, Romania, Slovenia\nR-EX7: Slovenia\nR-EX8: Slovenia",
  "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/eudn/2018/229/annex/division/1/division/3",
    "retrieved_at": "2026-11-01T15:13:11.570988+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."
}