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The Water Supply (Water Quality) Regulations 2018

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  1. Introductory Text

  2. PART 1 General

    1. 1.Title, commencement and application

    2. 2.Interpretation

  3. PART 2 Water Supply Zones

    1. 3.Water supply zones

  4. PART 3 Wholesomeness

    1. 4.Wholesomeness

  5. PART 4 Monitoring of Water Supplies

    1. 5.Interpretation and application of Part 4

    2. 6.Monitoring: general provisions

    3. 7.Sampling points

    4. 8.Authorisation of supply points

    5. 9.Number of samples

    6. 10.Sampling: further provisions

  6. PART 5 Monitoring – Additional Provisions

    1. 11.Sampling for particular substances and parameters

    2. 12.Sampling at treatment works

    3. 13.Sampling at service reservoirs

    4. 14.Sampling: new sources

    5. 15.Collection and analysis of samples

    6. 16.Collection and analysis of samples: transitional provision

  7. PART 6 Drinking Water Protected Areas

    1. 17.Drinking water abstraction points: monitoring sites

  8. PART 7 Investigations, Authorisation of Departures and Remedial Action

    1. 18.Investigations: Schedule 1 parameters

    2. 19.Investigations: indicator parameters

    3. 20.Action by the Welsh Ministers

    4. 21.Failure attributable to domestic distribution system where water is supplied to the public

    5. 22.Authorisation of temporary supply of water that is not wholesome

    6. 23.Authorisations: terms and conditions

    7. 24.Publicity for authorisations

    8. 25.Revocation and modification of authorisations

  9. PART 8 Water Treatment

    1. 26.Disinfection and other treatment arrangements

    2. 27.Risk assessment

    3. 28.Procedure following risk assessment and prohibition of supply

    4. 29.Water treatment to minimise contamination from pipes

    5. 30.Replacement of lead pipes

    6. 31.Application and introduction of substances and products

    7. 32.Use of processes

    8. 33.Offences

  10. PART 9 Records and Information

    1. 34.Maintenance of records

    2. 35.Provision of information

  11. PART 10 Functions of Local Authorities in Relation to Water Quality

    1. 36.Application and interpretation of this Part

    2. 37.Duties of local authorities: supplementary provision

  12. PART 11 Enforcement

    1. 38.Contraventions by relevant suppliers

  13. PART 12 Miscellaneous

    1. 39.Transitional provisions

    2. 40.Amendments and revocations

  14. Signature

    1. SCHEDULE 1

      PRESCRIBED CONCENTRATIONS AND VALUES

    2. SCHEDULE 2

      INDICATOR PARAMETERS

    3. SCHEDULE 3

      MONITORING

      1. Part 1 Group A and Group B Parameters

      2. PART 2 Annual sampling frequencies: water supply zones

      3. PART 3 Annual sampling frequencies: treatment works and supply points

    4. SCHEDULE 4

      Monitoring for indicative dose and analytical performance characteristics

      1. 1.Monitoring for compliance with the indicative dose

      2. 2.Screening for certain radionuclides, or screening for an individual radionuclide

      3. 3.Screening strategies for gross alpha activity and gross beta activity

      4. 4.Calculation of the indicative dose

    5. SCHEDULE 5

      ANALYTICAL METHODOLOGY

    6. SCHEDULE 6

      Amendments and revocations

  15. Explanatory Note

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