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Water Accounting System (iWAS)

Water Accounting System (iWAS)

Untitled-7iWAS-login

The Water Accounting System is at the centre of all WaterNSW operations. Meter readings are entered along with all customer water orders into the WaterNSW Water Accounting System (iWAS) to help determine the daily release of water from dams and storages for all customers downstream.

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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91.8
Wednesday 07 December
-0.5
2,369,387 ML
2,581,749 ML
9,237 ML
1,320 ML
-12,905 ML
Wednesday 07 December