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  • In this activity, students test nitrate levels in various samples of water and draw possible informed conclusions about the results.

    By the end of this activity, students should be able to:

    • explain why excessive nitrate can be harmful
    • demonstrate how to test water for nitrate
    • make an informed decision about safe nitrate levels in drinking water.

    Download the Word file for:

    • introduction/background notes
    • what you need
    • what to do
    • discussion questions
    • student handout.

    Useful links

    Find out more about New Zealand's drinking water standards from the Ministry of Health.

      Published 30 July 2013 Referencing Hub articles
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