| Date | Location | Pesticide | Value µg/L |
| 23/04/2014 | Reserve Basin at Inlet to Beechworth WTP | 2,6-D | 0.01 |
| 25/09/2012 | Reserve Basin at Inlet to Beechworth WTP | Benomyl | 0.03 |
| 25/10/2016 | Reserve Basin at Inlet to Beechworth WTP | Terbufos | 0.01 |
| Date | Location | Pesticide | Value µg/L |
| 23/04/2014 | Reserve Basin at Inlet to Beechworth WTP | 2,6-D | 0.01 |
| 25/09/2012 | Reserve Basin at Inlet to Beechworth WTP | Benomyl | 0.03 |
| 25/10/2016 | Reserve Basin at Inlet to Beechworth WTP | Terbufos | 0.01 |