From Melbourne Water Corporation
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Water Supply Catchments for Melbourne Water

Created 08/01/2026

Updated 24/01/2026

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Layer containing water supply system catchment boundaries for water harvesting in the region of Melbourne. Includes catchment name, type, size of catchment and asset identifier. The type are defined by CATCHO (Open), CATCHC (Closed), and CATCH (Restricted). This layer is intended for general mapping purposes and internal use only, and is not to be used for detailed mapping of, or detailed calculation related to, water supply catchments.

This layer is updated when new information is received from completed projects and/or updated from certified survey plans. Melbourne Water are responsible for reviewing and accepting information which results in update to the existing layer. Dataset also includes additional catchments captured originally e.g. Graceburn and Donnellys Weir.

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.

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Additional Info

Field Value
Title Water Supply Catchments for Melbourne Water
Language English
Licence Not Specified
Landing Page https://data.gov.au/data/dataset/f613e3e8-28b1-4eb2-baba-d107d2a67d29
Remote Last Updated 15/09/2019
Contact Point
Melbourne Water Open Data Hub
enquiry@melbournewater.com.au
Reference Period 03/09/2019
Geospatial Coverage
Map data © OpenStreetMap contributors
{
  "coordinates": [
    [
      [
        144.8723,
        -38.3125
      ],
      [
        144.8723,
        -37.3559
      ],
      [
        146.4106,
        -37.3559
      ],
      [
        146.4106,
        -38.3125
      ],
      [
        144.8723,
        -38.3125
      ]
    ]
  ],
  "type": "Polygon"
}
Data Portal Melbourne Water Corporation

Data Source

This dataset was originally found on Melbourne Water Corporation "Water Supply Catchments for Melbourne Water". Please visit the source to access the original metadata of the dataset:
https://data-melbournewater.opendata.arcgis.com/datasets/melbournewater::water-supply-catchments-for-melbourne-water