Cyanobacteria update: Lake Hayes

Press Release – Otago Regional Council

Further to the media release yesterday on cyanobacteria in Lake Hayes, test results have indicated that the biovolume of cyanobacteria in Lake Hayes is 3.96 mm3/L.Further to the media release yesterday on cyanobacteria in Lake Hayes, test results have indicated that the biovolume of cyanobacteria in Lake Hayes is 3.96 mm3/L.

Government water quality guidelines for recreational swimming areas are that those with less than 0.5 mm3/L of cyanobacteria should be safe, whereas water with more than 1.8 mm3/L poses a health risk.

Further sampling for cyanobacteria will be completed on Monday next week, with test results available on Wednesday.

END.

Check out LAWA’s ‘Can I Swim Here’ website for water quality updates at 25 popular swimming sites in Otago: https://www.lawa.org.nz/swim

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