Location and extent of Melbourne Water drainage retarding basins. Captured using the Top Water Level (TWL) of each, includes retarding basin name, asset section (for As Constructed drawings) and other key attributes. This layer is intended to be used to locate and obtain details on Melbourne Water's drainage assets for asset management and operational / maintenance purposes.NOTE: Whilst every effort has been taken in collecting, validating and providing the attached data, Melbourne Water Corporation makes no representations or guarantees as to the accuracy or completeness of this data. Any person or group that uses this data does so at its own risk and should make their own assessment and investigations as to the suitability and/or application of the data. Melbourne Water Corporation shall not be liable in any way to any person or group for loss of any kind including damages, costs, interest, loss of profits or special loss or damage, arising from any use, error, inaccuracy, incompleteness or other defect in this data.