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Ecologist agree that ecosystem health begins to become affected by direct nitrate toxicity from 0.6 to 1.0 mg/L NO3-N
There are no precise limits due to a lack of studies and the influence other water quality parameters such as pH, Hardness, dissolved O2, etc..
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Dear Councillors
Please find the link below to our latest press release highlighting that Canterbury nitrate pollution has extended beyond environmental pollution to potentially threatening human health Continue reading
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New Zealand Federation Of Freshwater Anglers (Inc.) Press release Canterbury’s Ticking Time-bomb Over Water Nitrate Levels A trout and salmon angling advocacy group has issued a stern warning over Canterbury’s water having excessive nitrate levels which are toxic to both … Continue reading
Groundwater quality survey released | Environment Canterbury (ecan.govt.nz) The 2011 – 2020 ten year trends in Canterbury’s groundwater quality, released by Ecan in July 2021, show no evidence that Ecan is a credible manager of this region’s groundwater. So far … Continue reading
At the recent Braid Conference at Lincoln University, a retired hydrologist of 60 years’ experience recently summed up the reason why Ecan is unable to manage Canterbury’s freshwater; It is necessary to understand that braided rivers, their riparian margins and … Continue reading
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August 2019 to July 2021 Background to the testing Battle lines drawn over Canterbury’s nitrates (msn.com) Having previously been asked to help Dr Mike Joy obtain water samples from private rural wells for a scoping study related to human health … Continue reading
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The NZFFA survey is still ongoing, and results to date are presented graphically below. These results carry a 95% Confidence Level with ±4% Margin for Error. To complete the survey if you haven’t already done so, your input can still … Continue reading
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In addition to completing the simple Q&A survey, participants were also asked if they had any other comments. Some did, some chose not to. Below are the unabridged responses with only names redacted where entered. “Nothing to add” “No thanks … Continue reading
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(special report) The NZ Outdoors Party has alerted the freshwater fishing and duck shooting public to an attempted government takeover of Fish and Game. Alan Simmons, President and Co-Leader of the NZ Outdoors Party said the proposals if implemented will spell the end of 130 years of … Continue reading
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From RNZ: An analysis released exclusively to RNZ by Otago University, it was revealed much lower levels of the chemical than were previously thought to be safe could be responsible for mothers giving birth early, potentially leading to cerebral palsy, … Continue reading
