Lake Hawea Vital Statistics

  • Contact Energy Operating Levels for Power Generation (set after the 1985 review)  

     338.0 to 346.0 masl (8m variation)

  • Controlled Outflow from Lake Hawea Dam

     Minimum =>10 cumecs         Maximum => 200 cumecs

  • Lake Hawea Control Dam Crest height

     351.4 masl            

  • Gladstone Gap Control Structure Crest height

     350.5 masl                                                    

  • Depth of Lake at Normal Maximum level (346.0)

     389.0m                      

  • Area of Lake at normal maximum level

     149 km2

  • Storage Volume at normal maximum level

     2680 million m3                                                   

  • Probable Maximum Flood (PMF) – Inflow                  

     2980 cumecs                                                    

  • Strong northerly winds produce a wave surge of between.. 1.5 – 2.5m at the southern foreshore.
  • Lake Hawea (at 346.0masl), is higher than Lake Wanaka (at 276.0), by…..70m

 

Refer to the Otago Regional Council website for Otago lakes and rivers information. www.orc.govt.nz/waterinfo

 

These statistics compiled by the Guardians of Lake Hawea and the Hawea Community Association (Inc.)

(masl = meters above sea level)      (cumecs = cubic meters per second)

HCA Minutes – September 2012

Click the link below to view the Hawea Community Association Meeting Minutes for September 2012

HCA Meeting Minutes Sept 2012

HCA Annual General Meeting – Saturday 13 October

The Hawea Community Association will be holding their Annual General Meeting on Saturday 13th October.

Time   =>   9.30am.

Location   =>   Hawea Flat Hall, Camphill Road.