From Melbourne Water Corporation
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Wastewater Outlet - Daily Treated Water Quality - Eastern Treatment Plant (ETP)

Created 08/01/2026

Updated 26/03/2026

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The Eastern Treatment Plant (ETP) discharges treated effluent  in accordance with EPA Victoria licence AL74284 to an ocean outfall at Boag Rocks. This file contains selected discharge quality data. Samples are taken as a grab sample at the time stamp shown in the file. Results are in milligrams per litre.

Quality parameters include: Ammonia (Ammonia as N) (mg/L), Biochemical Oxygen Demand (BOD) (mg/L), Chemical Oxygen Demand (COD) (mg/L), Nitrate plus Nitrite (mg/L), Nitrogen (Nitrogen (total)) (mg/L).

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 Wastewater Outlet - Daily Treated Water Quality - Eastern Treatment Plant (ETP)
Language English
Licence Not Specified
Landing Page https://data.gov.au/data/dataset/f35ce3f9-2ce1-4fce-8388-29254111bb37
Remote Last Updated 05/09/2019
Contact Point
Melbourne Water Open Data Hub
enquiry@melbournewater.com.au
Reference Period 05/09/2019
Geospatial Coverage
Map data © OpenStreetMap contributors
{
  "coordinates": [
    [
      [
        143.531,
        -38.862
      ],
      [
        143.531,
        -36.956
      ],
      [
        146.651,
        -36.956
      ],
      [
        146.651,
        -38.862
      ],
      [
        143.531,
        -38.862
      ]
    ]
  ],
  "type": "Polygon"
}
Data Portal Melbourne Water Corporation

Data Source

This dataset was originally found on Melbourne Water Corporation "Wastewater Outlet - Daily Treated Water Quality - Eastern Treatment Plant (ETP)". Please visit the source to access the original metadata of the dataset:
https://data-melbournewater.opendata.arcgis.com/datasets/melbournewater::wastewater-outlet-daily-treated-water-quality-eastern-treatment-plant-etp-