2005 March: Korweingboora Reservoir: Hexazinone highest level

 The highest level of Hexazinone recorded in the pollution incident at Korweinguboora which lasted almost 4 years was 9.4ug/L on the 4th of March 2005. The reservoir is surrounded by pine plantations, some of which had been sprayed post logging.

4/3/05 Barwon Water Korweinguboora Reservoir Hexazinone 9.4ug/L (2.35%adwgh)