Environmental Health Indicators

Drinking-water quality

This section provides data about drinking-water quality and health in New Zealand. Find out about population access to drinking-water and human health effects.

About drinking water quality and health
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Access to safe drinking-water
Statistics on the population with access to safe drinking-water in New Zealand.
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Water-borne diseases related to drinking-water
Statistics on three potentially water-borne diseases in New Zealand: campylobacteriosis, cryptosporidiosis and giardiasis.
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Access to fluoridated drinking-water
Statistics about the population with access to fluoridated water in New Zealand.
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Oral health of children
Statistics on the oral health of children living in fluoridated and non-fluoridated areas in New Zealand.