Lake Otamangakau at Dam - Reduced Level

To see all lake level sites, click anywhere on the graph.

This site is located approximately 1.2 km above the confluence of Otamangakau Stream with the Whanganui River at map reference NZMS 260 T19: 367-410.

Genesis Energy are required to manage the level of Lake Otamangakau as follows:

• 1 November to 31 March each year, Genesis Energy will maintain the lake level between 610.75 and 611.98 metres above sea level.
• 1 April to 31 October each year, Genesis Energy will maintain the lake level between 610.50 and 611.98 metres above sea level.

 
This hydrology information has been compiled by Genesis Energy for general information purposes only. Genesis Energy does not warrant the accuracy or completeness of the information nor does it accept any liability or responsibility for any error, inaccuracy or omission in the information or for the use of such information by any person for any purpose.