Water Supply Systems


August Weather Event 2022

Information relating to the recent weather event in Marlborough

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Water Supply Systems


Water origin

Areas served

Water treatment

Awatere (including Seddon) Black Birch Stream Lower Awatere Valley including Seddon MIOX plant generating and injecting chlorine
Blenheim Wells Blenheim township and Marlborough Ridge UV disinfection followed by pH correction
Havelock Well Havelock township Chlorination
Picton Wells Picton and Waikawa Chlorination and pH correction
Picton Open catchment (Essons Valley) Picton and Waikawa Filtration, chlorination and pH correction
Renwick Wells Renwick township Chlorination
Riverlands Well Riverlands Industrial Estate None
Wairau Valley Well Wairau township Chlorination