Welcome to the Grovetown Lagoon Project info@grovetown.co.nz

Grovetown Lagoon Restoration Project


Flood Watch map

Follow this link see the real-time Lagoon water level and compare with Mean Sea Level. 


See the effect of the tide coming up the Wairau River and affecting the level of the Lagoon.  Note the high levels at which the pumps transfer Lagoon water to the River. Go back to the map and find water levels in the Wairau River and other places


  • Go to the floodwatch page http://hydro.marlborough.govt.nz/floodwatch/
  • Open the ‘Layers’ tab at the top right side of the screen
  • De-select ‘River Flows'
  • Select ‘River Levels’
  • Press the ‘Grovetown’ symbol.
Want to help? That would be great! Find out how you can help