Water Pricing
- Affinity Water Wholesale Charges 2025/26
- Anglian Water Wholesale Charges 2025/26
- Bournemouth Water Wholesale Charges 2025/26
- Bristol Water Wholesale Charges 2025/26
- Northumbrian Water Wholesale Charges 2025/26
- Portsmouth Water Wholesale Charges 2025/26
- South East Water Wholesale Charges 2025/26
- South Staffs & Cambridge Water Wholesale Charges 2025/26
- Severn Trent Water Wholesale Charges 2025/26
- Southern Water Wholesale Charges 2025/26
- Sutton and East Surrey Water Wholesale Charges 2025/26
- South West Water Wholesale Charges 2025/26
- Thames Water Wholesale Charges 2025/26
- Wessex Water Wholesale Charges 2025/26
- United Utilities Water Wholesale Charges 2025/26
- Yorkshire Water Wholesale Charges 2025/26
- Affinity Water Wholesale Charges 2024/25
- Anglian Water Wholesale Charges 2024/25
- Bournemouth Water Wholesale Charges 2024/25
- Bristol Water Wholesale Charges 2024/25
- Northumbrian Water Wholesale Charges 2024/25
- Portsmouth Water Wholesale Charges 2024/25
- South East Water Wholesale Charges 2024/25
- South Staffs & Cambridge Water Wholesale Charges 2024/25
- South East Water Wholesale Charges 2024/25
- Severn Trent Water Wholesale Charges 2024/25
- Southern Water Wholesale Charges 2024/25
- South West Water Wholesale Charges 2024/25
- Sutton and East Surrey Water Wholesale Charges 2024 25
- Thames Water Wholesale Charges 2024/25
- United Utilities Water Wholesale Charges 2024/25
- Wessex Water Wholesale Charges 2024/25
- Yorkshire Water Wholesale Charges 2024/25
- Affinity Water Wholesale Charges 2023/24
- Anglian Water Wholesale Charges 2023/24
- Bournemouth Water Wholesale Charges 2023/24
- Bristol Water Wholesale Charges 2023/24
- Cambridge Water (South Staffs) Wholesale Charges 2023/24
- Northumbrian Water Wholesale Charges 2023/24
- Portsmouth Water Wholesale Charges 2023/24
- South East Water Wholesale Charges 2023/24
- South Staffs & Cambridge Water Wholesale Charges 2023/24
- SES Water Wholesale Charges 2023/24
- Severn Trent Water Wholesale Charges 2023/24
- Southern Water Wholesale Charges 2023/24
- South West Water Wholesale Charges 2023/24
- Thames Water Wholesale Charges 2023/24
- United Utilities Water Wholesale Charges 2023/24
- Wessex Water Wholesale Charges 2023/24
- Yorkshire Water Wholesale Charges 2023/24
- Affinity Water Wholesale Charges 2022/23
- Anglian Water Wholesale Charges 2022/23
- Bournemouth Water Wholesale Charges 2022/23
- Bristol Water Wholesale Charges 2022/23
- Cambridge Water (South Staffs) Wholesale Charges 2022/23
- Northumbrian Water Wholesale Charges 2022/23
- Portsmouth Water Wholesale Charges 2022/23
- South East Water Wholesale Charges 2022/23
- South Staffs & Cambridge Water Wholesale Charges 2022/23
- SES Water Wholesale Charges 2022/23
- Severn Trent Water Wholesale Charges 2022/23
- Southern Water Wholesale Charges 2022/23
- South West Water Wholesale Charges 2022/23
- Thames Water Wholesale Charges 2022/23
- United Utilities Water Wholesale Charges 2022/23
- Wessex Water Wholesale Charges 2022/23
- Yorkshire Water Wholesale Charges 2022/23
- Affinity Water Wholesale Charges 2021/22
- Anglian Water Wholesale Charges 2021/22
- Bournemouth Water Wholesale Charges 2021/22
- Bristol Water Wholesale Charges 2021/22
- Cambridge Water (South Staffs) Wholesale Charges 2021/22
- Northumbrian Water Wholesale Charges 2021/22
- Portsmouth Water Wholesale Charges 2021/22
- South East Water Wholesale Charges 2021/22
- South Staffs & Cambridge Water Wholesale Charges 2021/22
- SES Water Wholesale Charges 2021/22
- Severn Trent Water Wholesale Charges 2021/22
- Southern Water Wholesale Charges 2021/22
- South West Water Wholesale Charges 2021/22
- Thames Water Wholesale Charges 2021/22
- United Utilities Water Wholesale Charges 2021/22
- United Utilities Sewage Wholesale Charges 2021/22
- Wessex Water Wholesale Charges 2021/22
- Yorkshire Water Wholesale Charges 2021/22
- Affinity Water Wholesale Charges 2020/21
- Anglian Water Wholesale Charges 2020/21
- Bournemouth Water Wholesale Charges 2020/21
- Bristol Water Wholesale Charges 2020/21
- Cambridge Water (South Staffs) Wholesale Charges 2020/21
- Northumbrian Water Wholesale Charges 2020/21
- Portsmouth Water Wholesale Charges 2020/21
- South East Water Wholesale Charges 2020/21
- South Staffs & Cambridge Water Wholesale Charges 2020/21
- SES Water Wholesale Charges 2020/21
- Severn Trent Water Wholesale Charges 2020/21
- Southern Water Wholesale Charges 2020/21
- South West Water Wholesale Charges 2020/21
- Thames Water Wholesale Charges 2020/21
- United Utilities Water Wholesale Charges 2020/21
- United Utilities Sewage Wholesale Charges 2020/21
- Wessex Water Wholesale Charges 2020/21
- Yorkshire Water Wholesale Charges 2020/21
- Scottish Water Wholesale Charges 2020/21
- Affinity Water Wholesale Charges 2019/20
- Anglian Water Wholesale Charges 2019/20
- Bristol Water Wholesale Charges 2019/20
- Northumbrian Water Wholesale Charges 2019/20
- Portsmouth Water Wholesale Charges 2019/20
- South East Water Wholesale Charges 2019/20
- South Staffordshire Water Wholesale Charges 2019/20
- SES Water Wholesale Charges 2019/20
- Severn Trent Water Wholesale Charges 2019/20
- Southern Water Wholesale Charges 2019/20
- South West Water Wholesale Charges 2019/20
- Thames Water Wholesale Charges 2019/20
- United Utilities Water Wholesale Charges 2019/20
- Wessex Water Wholesale Charges 2019/20
- Yorkshire Water Wholesale Charges 2019/20
The Retail service fee is either a fixed charge or a percentage, depending on the terms of your contract with us. This fee helps cover our operating costs, such as reading your meter and generating your bills. The fee remains fixed for the duration of your contract and is determined by several factors, including:
- Your wholesale charges
- The number of SPIDs and meters (if applicable) at your property
- Whether you have an active contract with us
If you choose to work with a Third Party Intermediary (TPI), the Retail Service Fee may also include TPI commissions.
Deemed Customer Charges
Deemed Customers are those who receive our services but are not under a contract with us. In England, OFWAT’s Retail Exit Code (REC) sets limits on the charges for Deemed Customers to ensure fairness. These customers are grouped based on their water usage, which helps determine the price caps.
Customer Groups:
- Group 1: Uses up to 0.5Ml of water per annum.
- Group 2: Uses between 0.5Ml and 50Ml of water per annum.
- Group 3: Uses more than 50Ml of water per annum.
Each group has specific guidelines for how we calculate charges
Group 1 Customers (Up to 0.5Ml per Year)
Charges for Group 1 Deemed Customers are capped based on the following formula:
Where:
actsti = is the allowed cost to serve (set at £54.00 for charging year 2025/26 period)
mc = meter read cost allowance (set at £10.52 for charging year 2025/26 period)
wti = the wholesale charge, for your specific Wholesaler area
nm = the allowed retail net margin (set at 2%)
b = the allowed customer bad debt cost allowance (set at 2.45%)
Group 2 Customers (0.5Ml to 50Ml per Year)
Charges for Group 2 Deemed Customers are based on a formula that includes a gross margin (gm), which is capped at the following rates:
- Water Services: 8.0% for charging year 2025/26 period
- Sewerage Services: 10.0% for charging year 2025/26 period
The Formula is:
Service | Allowed Gross Margin 2025/26 | Allowed Gross Margin 2024/25 |
Water Services | 8.0% | 8.0% |
Sewerage Services | 10.0% | 10.0% |
Group 3 Customers (Over 50Ml per Year)
For Group 3 Deemed Customers, charges must be:
- Reasonable, considering the scale of usage.
- Consistent, with no undue preference or discrimination compared to other customers in the same group.
This ensures fairness and transparency in how we set charges for large water users.
For fairness and transparency, we charge the same gross margin as Group 2 customers.
- Water Services: 8.0% for charging year 2025/26 period
- Sewerage Services: 10.0% for charging year 2025-26 period
The formula is:
Service | Allowed Gross Margin 2025/26 | Allowed Gross Margin 2024/25 |
Water Services | 8.0% | 8.0% |
Sewerage Services | 10.0% | 10.0% |