Annual water quality reports

We’re responsible for managing Otago’s surface water resources and carrying out regular and extensive long-term water quality monitoring, as part of our State of Environment (SOE) programme.

These reports are a snapshot of sites in Otago that are monitored by us and NIWA. To find out more detailed information about your local lake or river click here.

If you’re interested in looking at water quality trends over time, please head to  For more information about indicators that help you know if water is healthy, please click here.


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