| Date | Location | Pesticide | Value µg/L |
| 8/11/2012 | Murray River at tap at inlet to treatment plant Wahgunyah | Atrazine | 0.01 |
| 25/07/2013 | Murray River at tap at inlet to treatment plant Wahgunyah | Atrazine | 0.03 |
| 30/10/2014 | Murray River at tap at inlet to treatment plant Wahgunyah | Atrazine | 0.01 |
| 24/10/2013 | Murray River at tap at inlet to treatment plant Wahgunyah | MCPA | 0.01 |
| 27/10/2016 | Murray River at tap at inlet to treatment plant Wahgunyah | MCPA | 0.01 |
| 27/10/2016 | Murray River at tap at inlet to treatment plant Wahgunyah | Simazine | 0.04 |
| 25/07/2013 | Murray River at tap at inlet to treatment plant Wahgunyah | Terbutryn | 0.01 |