Warnings and Alerts

Active warnings and alerts for Canterbury region

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  Lake Forsyth cyanobacteria warning

  24 MAR 2020

  UPDATE (23 March 2020): Warning for Te Wairewa/Lake Forsyth. Potentially toxic blue-green algae (planktonic cyanobacteria) was found in Te Wairewa/Lake Forsyth at Birdlings Flat. People and animals, particularly dogs, should avoid Te Wairewa/Lake Forsyth until further notice. For more informati...
• 
  River cyanobacteria warnings

  18 MAR 2020 By ENVIRONMENT CANTERBURY

  HEALTH WARNING UPDATE ISSUED BY CDHB: River warnings are now in place for potentially toxic benthic algae (cyanobacteria) in the: Opihi River at Waipopo huts The Ashley/Rakahuri River from the Okuku River Confluence to (and including) SH1 Temuka River at Manse Bridge and SH1 Te Nga Wai/Te Ana...
• Swimming water quality - low flows

  24 FEB 2020 By CANTERBURY ADMIN (EG)

  The Waipara River currently has a very low flow which means that water in the swimming hole is not being well flushed. Therefore it is advised not to swim in the swimming hole near the Waipara Adventure Centre and Boys Brigade Camp or the Waipara River nearby.
• Lake Ellesmere warning

  6 JAN 2020

  WARNING ISSUED 24/12/2017 - ONGOING BLOOMS Updated 06/01/2020 The Community and Public Health division of Canterbury District Health Board has issued a health warning after high concentrations of blue-green algae (planktonic cyanobacteria) was found in Te Waihora/Lake Ellesmere. People and animal...
• 
  Lake Pegasus cyanobacteria warning

  30 DEC 2019 By CANTERBURY ADMIN (EG)

    HEALTH WARNING UPDATE FROM CDHB (30 December 2019): Health warning issued for Lake Pegasus The Community and Public Health division of Canterbury District Health Board has issued a health warning after potentially toxic blue-green algae (planktonic cyanobacteria) was found in Lake Pegasus Peopl...