The Field River is an urban watercourse located in the southern suburbs of Adelaide in the Australian state of South Australia.

The Happy Valley Reservoir is a water reservoir located in the southern Adelaide suburb of Happy Valley, South Australia. Constructed when the total population of Adelaide numbered 315,200, the Happy Valley Reservoir now supplies over half a million people, from Adelaide's southern extent to the city centre. The surrounding area is home to much wildlife, including many kangaroos.