Water Accounting System (iWAS)

Water 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.

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Saturday 30 April
2,242,957 ML
2,581,749 ML
8,616 ML
1,231 ML
-19,125 ML
Saturday 30 April