The sampling site on the Murray River at Pinjarra Road is one of three long-term monitoring sites within the Peel-Harvey catchment. Nutrients have been monitored at the site since 1983, and flow since 1992. The Murray River flows year round with river height varying by more than 4 m in some years.
Middle Murray River nutrient report 2015 - update 2016
Technical Report
The middle Murray River starts on the Darling Plateau south of Dwellingup and flows towards Pinjarra. The Marrinup and Oakley brooks also start on the plateau north of Dwellingup, both flowing west to join the Murray River.