Upper Nepean System Site: HNED

2015/16: 2,4-D: 0.01ug/L

Source: https://www.waternsw.com.au/__data/assets/pdf_file/0010/123949/Annual-Water-Quality-Monitoring-Report-Appendices.pdf

Upper Nepean System Site: HMAC1 80-125

2014/15: Atrazine: 0.007ug/L

https://www.waternsw.com.au/__data/assets/pdf_file/0008/70829/WaterNSW-Annual-Water-Quality-Monitoring-Report-2014-15-Appendices.pdf