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Open Water


What is open water and how does it work

Eligibility

On 1st April 2017, a new commercial retail market was introduced to increase competition in the water industry.

If your business premises are in Wales and your usage is above the 50 million litre threshold, you can choose to remain with your current retailer or switch to any of these retailers.

Only Welsh Water’s largest customer sites, those using more than 50 megalitres of water a year, can switch Retailer, and only for clean water services.

Retail services include account management, billing, call centre services and value added services such as leak detection and other water efficiency services.

  • Business customers who decide not to switch Retailer will continue to receive retail services, from Welsh Water’s Commercial Retail Team, which has been set up to deal with Open Water customers.
  • Business customers who switch Retailer will receive their retail services from the new Retailer and the new Retailer will be their dedicated point of contact.
  • Within the Commercial Retail Team, the Business Customer Team has been set up as a dedicated point of contact for all Open Water customers. They can be contacted at bct@dwrcymru.com or on the number 0800 260 5051.

Benefits

  • Services
    • "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
  • Free advice
    • "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
  • Assessment guides
    • "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
  • Ways to reduce water usage
    • "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
  • Personalised consumption reports
    • "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
  • WSC
    • "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
  • Point of contact
    • Nominated contact for billing - "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
    • Visits - "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."

I am a transitioning customer

Step 1

"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."

"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."

"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."

Open water charges

There are three types of measured water and sewerage charges.

The standard measured tariff where a measured supply of water is made available subject to our standard terms and conditions of metered water. The sewerage charges are usually calculated on the assumption that 95% of the water consumption recorded by the meter is discharged to the sewer. If you believe that consistently less than 95% of the recorded water supplied is discharged to the sewer please download the form below, complete it and return it to us at P.O. Box 690, Cardiff, CF3 5WL.

Where it is not reasonably practicable to fit a meter, or it is unreasonably expensive to fit one, then we may charge on an assessed measured basis. Customers may choose our industrial tariff when a large volume of water is used at a single site and/or the discharge of sewage is 100 Ml or more per annum from a single site. If you think you may benefit from this tariff please download the form below, complete it, and return it to us at P.O. Box 690, Cardiff, CF3 5WL.

For traders who have been permitted to discharge trade effluent directly or indirectly to a public sewer, they will be charged on our trade effluent tariff. This will either be on our standard tariff, or where the volume of effluent discharged from a single site is 100 Ml or more, then you may choose the industrial tariff. If you think you may benefit from this tariff please download the form below, complete it, and return it to us at P.O. Box 690, Cardiff, CF3 5WL.

Generic Document Thumbnail

Industrial Tariff Application

PDF, 40.6kB

Supporting documents

Industrial Tariff Application

Download
40.6kB, PDF

Non-return to Sewer Allowance

Download
118.3kB, PDF

NRTS Application Form

Download
118kB, PDF

Contact Us

Speak to an advisor

If you are an Open Water Customer and you have any other questions, you can email or call the Business Customer Team and they will be happy to help.

0800 260 5051

8am to 6pm Monday to Friday. This is a toll-free telephone number.