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How many, if any, breaches of the Maximum Acceptable Value of e. coli in drinking water were found between 1 January 2026 and 10 February 2026?

Answered Question 3929 (2026)
Question published
Reply lodged

Asked by

Lan Pham

List MP · Green Party

Question

  • How many, if any, breaches of the Maximum Acceptable Value of e. coli in drinking water were found between 1 January 2026 and 10 February 2026?

Answered by

Hon Simon Watts

Member for North Shore · National Party · Minister of Local Government

Answer

The Water Services Authority—Taumata Arowai received the following notifications of Maximum Acceptable Value (MAV) exceedances of E.coli in drinking water between 1 January 2026 and 10 February 2026: • 11 notifications of E. coli MAV exceedances submitted for publicly registered supplies between 1 January 2026 and 10 February 2026 • 35 notifications of E. coli MAV exceedances submitted by laboratories in relation to publicly registered supplies between 1 January 2026 and 10 February 2026