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Charges and billing


To calculate the cost of supplying services to a potential customer within the Welsh Water supply area, see our published charges for our wholesale services.

Charges and Billing 2024-2025

Wholesale Charges Document 2024-25

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139.2kB, PDF

Wholesale Primary Charges Summary Table 2024-2025

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13.1kB, XLSX

Wholesale Charges Document – Board Assurance Statement 2024-2025

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40.1kB, PDF

Indicative Wholesale Charges Document 2024-2025

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88.2kB, PDF

Indicative Wholesale Charges – Board Assurance Statement 2024-2025

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38kB, PDF

Indicative Wholesale Charges - Statement of Significant Changes 2024-2025

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32.2kB, PDF

Wholesale Billing Timetable 2024-2025

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254kB, PDF

Charges and Billing 2023-2024

Wholesale Charges 2023-2024

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131.6kB, PDF

Assurance Statement Wholesale Tariff Document 2023-2024

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41.5kB, PDF

Wholesale Primary Charges Summary Table 2023-24

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13.6kB, XLSX

Board Assurance Statement 2023-2024

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37.3kB, PDF

Indicative Wholesale Tariff 2023-2024

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112.5kB, PDF

Statement of Significant Changes 2023-2024

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32.4kB, PDF

Wholesale Billing Timetable 2023-24

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220.6kB, PDF

Charges and Billing 2022-2023

Wholesale Tariff Document 2022-2023

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105.7kB, PDF

Assurance Statement Wholesale Tariff Document 2022-2023

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36.9kB, PDF

Indicative Wholesale Tariff 22-23 WSH

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112.3kB, PDF

Indicative Board Assurance 22-23 WSH

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36.8kB, PDF

Statement of Signifcant Changes 22-23 WSH

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40.7kB, PDF

Wholesale Billing Timetable 2022-23

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201.4kB, PDF

Charges and Billing 2021-2022

Wholesale Charges 2021-2022

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94.6kB, PDF

Assurance Statement Wholesale Tariff Document 2021-2022

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44.6kB, PDF

Value Added Services 2021-22

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64kB, PDF

Indicative wholesale tariffs 202122 WSH

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97.4kB, PDF

Board assurance Indicative wholesale tariffs 202122 WSH

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33kB, PDF

Statement of significant changes Indicative wholesale tariffs 202122 WSH

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32.3kB, PDF

Wholesale Billing Timetable 2021-22

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318.6kB, PDF

Charges and Billing 2020-2021

Charges and Billing 2019-2020

Wholesale Tariff Document 2019 2020

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98.5kB, PDF

Charges and Billing 2018-2019

Dwr Cymru Welsh Water Wholesale Tariff Document 1819 Final

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98kB, PDF

Wholesale Billing Timetable 2018-19 (1)

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39kB, PDF

Indicative wholesale tariffs 201819 WSH (1)

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81.7kB, PDF

Indicative wholesale tariffs 1819 WSH Statement of significant changes (2)

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20.2kB, PDF

Charges and Billing 2017-2018

Wholesale Tariff Document 2017-2018

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176.5kB, PDF

Wholesale Billing Timetable 2017-18

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190.1kB, PDF