Watering Accounting System (iWAS)

Watering Accounting System (iWAS)


iWAS is available to all registered WaterNSW regulated river and groundwater customers. It allows you to:

  • Enter and amend water orders
  • Place bulk water orders
  • Place meter readings
  • Edit your account details
  • Download water account statements
  • View announcements
  • View and download the allocation assignment register
  • Create a master account allowing customers to link other customers to their iWAS account
  • 24 hour access, seven days a week

How to register online

  • Go to the registration page on our website
  • Enter your customer number which can be found on your water account statement
  • Enter the activation code (account number on your invoice)
  • Enter the temporary password IWAS00 (zero/zero)
  • Read and tick the terms and conditions box
  • Register

Next step

  • Go to the login page
  • Enter customer number
  • Enter registration password
  • Log in

You must  enter the password used for registration and then create a new password. Your password must contain at least six (6) characters and include numerals and letters for enhanced security.

Need help?

Sunday 29 November
2,371,296 ML
2,581,850 ML
7,838 ML
1,120 ML
-101,020 ML
Sunday 29 November