Warnings and Alerts

Update 30 August 2022: Potentially toxic blue-green algae (planktonic cyanobacteria) was found in Pegasus Lake. People should avoid the lake and animals, particularly dogs, should not be allowed near the water or any material washed up on the shore. “Exposure may cause skin rashes, nausea, stomac...

Permanent Health Warning for Algal Bloom at Mata Kopae/St Anne’s Lagoon. Issued: 7 July 2022 Long term water testing indicates that potentially toxic cyanobacteria bloom periodically in Mata Kopae/St Anne’s Lagoon. There is a permanent health warning advising people (and animals) to avoid contact...

8 February 2022 Canterbury DHB’s Community and Public Health unit has issued a health warning after potentially toxic blue-green algae (planktonic cyanobacteria) was found in Te Waihora (Lake Ellesmere). People should avoid the Lake and animals, particularly dogs, should not be allowed near the wa...