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Water quality tools

Analysis of water quality trends

NIWA has developed a powerful software tool for the analysis of water quality data.

Stocktake of diffuse pollution attenuation tools for New Zealand pastoral farming systems

This report summarises the current state of knowledge on attenuation tools and provides a framework for evaluating where each tool may help improve water quality.

Stream Health Monitoring and Assessment Kit

How healthy is your stream? SHMAK - the New Zealand Stream Health Monitoring and Assessment Kit - has been designed to help you find out.

Water quality modelling

NIWA develops and applies a range of water quality models.

Kaitiaki Tools

Kaitiaki Tools is a store of knowledge for people who manage natural resources.