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.
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
Assurance Statement Wholesale Charges Document 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
Download
254kB, PDF
2023-2024
Wholesale Charges Document 2023-2024
Download
131.6kB, PDF
Assurance Statement Wholesale Charges Document 2023-2024
Download
41.5kB, PDF
Wholesale Primary Charges Summary Table 2023-2024
Download
13.6kB, XLSX
Board Assurance Statement 2023-2024
Download
37.3kB, PDF
Indicative Wholesale Tariff 2023-2024
Download
112.5kB, PDF
Statement of Significant Changes 2023-2024
Download
32.4kB, PDF
Wholesale Billing Timetable 2023-2024
Download
220.6kB, PDF
2022-2023
Wholesale Tariff Document 2022-2023
Download
105.7kB, PDF
Assurance Statement Wholesale Tariff Document 2022-2023
Download
36.9kB, PDF
Indicative Wholesale Tariff 2022-2023
Download
112.3kB, PDF
Indicative Board Assurance 2022-2023
Download
36.8kB, PDF
Statement of Significant Changes 2022-2023
Download
40.7kB, PDF
Wholesale Billing Timetable 2022-2023
Download
201.4kB, PDF
2021-2022
Wholesale Tariff Document 2021-2022
Download
94.6kB, PDF
Assurance Statement Wholesale Tariff Document 2021-2022
Download
44.6kB, PDF
Value Added Services – Charging information for Retailers 2021-2022
Download
64kB, PDF
Indicative Wholesale Tariffs 2021-2022
Download
97.4kB, PDF
Statement of Board Assurance - Indicative Wholesale Tariffs 2021-2022
Download
33kB, PDF
Statement Of Significant Changes - Indicative Wholesale Tariffs 2021-2022
Download
32.3kB, PDF
Wholesale Billing Timetable 2021-2022
Download
318.6kB, PDF
2020-2021
Wholesale Tariff Document 2020-2021
Download
92.8kB, PDF
Statement of Board Assurance – Wholesale Tariff Document 2020-2021
Download
36.5kB, PDF
Value Added Services – Charging Information for Retailers 2020-2021
Download
64.1kB, PDF
Indicative Wholesale Tariffs 2020-2021
Download
81.7kB, PDF
Statement of Board Assurance - Indicative Wholesale Tariffs 2020-2021
Download
36.6kB, PDF
Statement Of Significant Changes - Indicative Wholesale Tariffs 2020-2021
Download
38.8kB, PDF
Wholesale Billing Timetable 2020-2021
Download
276.1kB, PDF
2019-2020
Wholesale Tariff Document 2019-2020
Download
98.5kB, PDF