Customer Notice

Our offices and phone lines will be closed for Good Friday. Our Scotland offices and phone lines will reopen at 8am on Monday 22 April. Our England offices and phone lines will reopen at 8am on Tuesday 23 April. To make a payment, click here. If you experience an emergency or unplanned disruption to your water supply and/or wastewater service whilst we are closed, please call your Water Network Owner. You can find a list of emergency numbers here. If you experience a problem with the water pipework inside your own building/site, you should call your plumber in the first instance.

Welcome to our library of useful resources. 

Here you will find online forms, pricing and other information to help you manage your water services with Castle Water.

Regulations in Scotland are different to those in place for the newly deregulated market in England and the resources currently available to customers may be different.

To help you find resources that are right for your business, please select from the following options:

For businesses in England

For businesses in Scotland

  • water efficiency switch

    HOW TO SWITCH

    Switching is easy. Start saving today.

    more info
  • water efficiency additional services

    ADDITIONAL SERVICES

    We provide a range of additional services.

    more info
  • water efficiency water efficiency

    WATER EFFICIENCY

    Read our useful water saving tips.

    more info