Upper Nepean - Penrith
Penrith is located 50 kilometres west of the Sydney CBD, New South Wales, in the local government area of Penrith.
Students groups from the University of Western Sydney carry out annual water quality testing in the Nepean River above and below the weir, as well as in Peachtree Creek and Boundary Creek at Penrith.
About the Nepean River
The Nepean River subcatchment lies on the Greater Blue Mountains World Heritage Area through to agricultural and rural-residential properties and there are also significant urban and industrial areas in this subcatchment, including the city of Penrith. The subcatchment extends from Camden to the confluence with the Grose River near Yarramundi.