The National Performance Review is an annual performance comparison of drinking water, wastewater and stormwater service provision in New Zealand. Correspondence regarding the review can be directed to firstname.lastname@example.org
2017/2018 National Performance Review
The annual report for 2017/18 is available here.
An interactive data portal providing participant comparisons is available here.
Data definition guidelines for measures included in the 2017/18 review are available here.
The external audit report of participants is available here.
Wastewater Treatment Plant Inventory
The National Performance Review is used to update New Zealand’s wastewater treatment plant inventory. Geo-spatial and raw data for 323 pubically owned waste-water treatment plants (WWTPs) can be accessed here.