Hydro capacity accounted for 16.7% of total power plant installations globally in 2021, according to GlobalData, with total recorded hydro capacity of 1,357GW. This is expected to contribute 12.6% by the end of 2030 with capacity of installations aggregating up to 1,555GW. Of the total global hydro capacity, 0.40% is in New Zealand. Listed below are the five largest active hydro power plants by capacity in New Zealand, according to GlobalData’s power plants database. GlobalData uses proprietary data and analytics to provide a complete picture of the global hydro power segment. Buy the latest hydro power plant profiles here.

1. Manapouri

The Manapouri is a 800MW hydro power project located in Southland, New Zealand. Post completion of construction, the project was commissioned in 1969. Meridian Energy own the project. Buy the profile here.

2. Benmore

The 540MW Benmore hydro power project is located in New Zealand. It was commissioned in 1965. The project is owned by Meridian Energy. Buy the profile here.

3. Clyde

The Clyde is a 432MW hydro project. Contact Energy owns the project. It was commissioned in 1992. It is located in New Zealand. Buy the profile here.

4. Maraetai

The Maraetai hydro project with a capacity of 360MW came online in 1952. Mercury NZ have the equity stakes in the project. It is located in North Island, New Zealand. Buy the profile here.

5. Roxburgh

The Roxburgh has been operating since 1956. The 320MW hydro project is located in Southland, New Zealand. Contact Energy have the equity stakes in this project. Buy the profile here.

For more details on the latest hydro power plants, buy the project profiles here.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.  

This information is drawn from GlobalData’s Power Plants database, which provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide.