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Health warning lifted for Lake Rotorua, the Ohau Channel and Lake Rotoiti

Thursday, 2 December, 2021 - 14:12

The health warnings issued in November for Lake Rotorua, the Ohau Channel and western end of Lake Rotoiti have now been lifted by the Medical Officer of Health.

Results of water testing by Bay of Plenty Regional Council confirm that the algal bloom has subsided in the lake.

Health warning issued for Lake Rotorua and the western end of Lake Rotoiti

Tuesday, 23 November, 2021 - 10:42

A health warning has been issued today for Lake Rotorua and the western end of Lake Rotoiti.

Health warning - Algal bloom in tributary of Waiau Uwha River - Canterbury DHB

Wednesday, 17 November, 2021 - 16:52

Canterbury DHB’s Community and Public Health unit has issued a health warning for a tributary of the Waiau Uwha River at the Waiau Township.

Fertiliser companies to blame for cancer deaths from nitrate-contaminated water - Greenpeace

Monday, 8 November, 2021 - 15:14

Greenpeace is redoubling its call on the Ardern government to phase out synthetic nitrogen fertiliser following the publication of a scientific study showing nitrate contamination of drinking water could cause up to 100 cases of bowel cancer and 40 deaths from the disease in New Zealand every ye

Health warning issued for Lake Ohakuri - Toi Te Ora Public Health

Tuesday, 2 November, 2021 - 16:09

A health warning has been issued for Lake Ohakuri. Notifications to Waikato Regional Council by members of the public and a visual assessment by the regional council shows a suspected bloom of potentially toxic blue-green algae. Samples have been taken from the lake and results are pending.

Health warning removed for algal bloom in Te Waihora / Lake Ellesmere

Thursday, 5 August, 2021 - 13:20

Canterbury DHB’s Community and Public Health unit has lifted its algal bloom health warning issued for Te Waihora/Lake Ellesmere.

Farming: Protect water in winter - Bala Tikkisetty

Monday, 26 July, 2021 - 12:38

Bala Tikkisetty

Wet and wild winter weather can place increased pressure on the banks of waterways, increasing the risk of them being eroded. This can harm water quality and disrupt ecosystems that support biodiversity and water quality.

Why are otherwise healthy lakes all over the world turning green? - Cawthron Institute

Wednesday, 7 July, 2021 - 12:00

Why are otherwise healthy lakes all over the world turning green? Cawthron Institute researchers lead global project to solve the puzzle.

Health warning removed for algal bloom at Lake Pegasus

Tuesday, 6 July, 2021 - 13:05

Canterbury DHB’s Community and Public Health unit has lifted its algal bloom health warning issued for Lake Pegasus on 23 March 2021.

Health warning for Lake Okaro

Friday, 18 June, 2021 - 12:04

A health warning has been issued for Lake Ōkaro after recent tests confirmed algal bloom activity.