Drinking Water for New Zealand

Managed by ESR for the Ministry of Health.         Data extracted from the National DWO Database.
 

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Water Supplies

Officially Assigned Priority 2 Determinands

Treatment Plants for Nitrate (as NO3)

4 treatment plants supplying 37,845 people in 4 drinking-water zones within 4 supplies.

1.0% of the 3,849,828 people in New Zealand on networked or specified self supplies receive this water.

Supplies connected to these Plants are shown. Click one to see its plants as part of its structure.

         

Canterbury

P2 Supply Zones Zone Population Supply Pop*
NO3 Ashburton 1 18,500 18,500
NO3 Darfield 1 3,520 3,520
NO3 Rolleston 1 15,047 15,047
         

Otago

P2 Supply Zones Zone Population Supply Pop*
NO3 Lower Waitaki, Rural 1 778 778
         

Source: Drinking Water Online, as extracted from the National DWO database on 16 Jul 2018.

*IMPORTANT NOTE

If supply and zone populations differ, then additional zones within this supply are receiving water from plants that don't have this Priority 2 determinand assigned. Refer to the individual supply structure page to see which zones are affected.

 

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